Weekly Information about Bright Comets (2022 Oct. 29: North)

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Updated on November 6, 2022
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Best time and the azimuth, altitude (A,h) are at lat. 35 deg in the Northern Hemisphere.
Azimuth indicates 0 for south, 90 for west, 180 for north, 270 for east.

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* C/2017 K2 ( PanSTARRS )

Now it is bright as 8.4 mag (Oct. 23, Marco Goiato). It is observable at 8 mag for a long time from 2022 to 2023. In the Southern Hemisphere, it stays observable for a long time, although it becomes low temporarily from November to December. In the Northern Hemisphere, it is not observable until 2023 summer.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  16 18.03  -41 46.5   2.573   1.915    39    8.2  18:34 ( 46,-11)  
Nov.  5  16 25.91  -44  5.3   2.589   1.886    36    8.1  18:28 ( 45,-14)  

* C/2022 P1 ( NEOWISE )

Now it is very bright as 9.7 mag (Oct. 23, Marco Goiato). It stays 10 mag until November. In the Northern Hemisphere, it becomes unobservable soon. In the Southern Hemisphere, it becomes unobservable temporarily from December to January.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  20 27.69  -42  7.5   1.417   1.643    84   10.2  18:34 (  7, 13)  
Nov.  5  20  8.18  -41 32.5   1.587   1.624    74   10.3  18:28 ( 15, 11)  

* C/2022 E3 ( ZTF )

Now it is bright as 11.0 mag (Nov. 3, Osamu Miyazaki). It will approach to Earth down to 0.29 a.u. in 2023 February, and it is expected to brighten up to 5 mag. In the Northern Hemisphere, it stays observable in excellent condition for a long time, although it becomes extremely low temporarily in November. In the Southern Hemisphere, it is not observable until early February.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  15 49.66   25  0.4   2.169   1.628    45   10.8  18:34 (105, 23)  
Nov.  5  15 49.65   24 37.8   2.112   1.554    43   10.5  18:28 (108, 18)  

* C/2020 V2 ( ZTF )

Now it is 11.6 mag (Nov. 2, Osamu Miyazaki). It is expected to brighten up to 10 mag in 2023. In the Northern Hemisphere, it stays observable in good condition until 2023 autumn. In the Southern Hemipshere, it stays unobservable until 2023 summer.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  11  4.93   59 44.3   3.064   3.087    82   11.3   4:52 (218, 46)  
Nov.  5  11  8.79   61 52.8   2.910   3.037    87   11.1   4:58 (213, 50)  

* C/2019 L3 ( ATLAS )

It brightened up to 8.3 mag in last winter (Jan. 6, Toshiyuki Takahashi). Now it is fading. But it is bright as 11.5 mag still now (Oct. 30, Osamu Miyazaki).

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   9 49.99  -17 27.8   4.775   4.413    62   11.6   4:52 (320, 27)  
Nov.  5   9 53.30  -19  0.5   4.727   4.449    67   11.6   4:58 (327, 29)  

* 81P/Wild 2

Now it is 11.4 mag (Oct. 29, Osamu Miyazaki). Appearing in the morning sky also in the Southern Hemisphere. It stays 11-12 mag until spring.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  11 35.97    3 12.5   2.266   1.667    42   11.9   4:52 (283, 23)  
Nov.  5  11 54.93    1 20.6   2.212   1.648    43   11.8   4:58 (287, 25)  

* 118P/Shoemaker-Levy 4

Now it is 12.1 mag (Oct. 28, Thomas Lehmann). It stays bright as 11-12 mag until January, and it is observable in excellent condition.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   7 49.28    9 49.8   1.425   1.843    97   12.2   4:52 (344, 64)  
Nov.  5   8  0.63    9 12.5   1.358   1.836   101   12.0   4:58 (356, 64)  

* C/2020 K1 ( PanSTARRS )

Now it is 13.8 mag (Oct. 15, Chris Wyatt). It is expected to brighten up to 11 mag in 2023. In the Northern Hemisphere, it will be unobservable in November. In the Southern Hemisphere, it stays observable in good condition for a long time, although it becomes unobservable temporarily from November to January.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  17 28.99  -14  5.4   4.182   3.591    47   12.3  18:34 ( 56, 19)  
Nov.  5  17 33.49  -15 27.8   4.233   3.558    41   12.3  18:28 ( 58, 15)  

* C/2021 P4 ( ATLAS )

It brightened up to 10.4 mag from June to July (July 22, Ken-ichi Kadota). Appearing in the morning sky in the Souther Hemisphere. It will never be observable again in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  13 42.11  -48 13.6   2.494   1.781    35   12.7   4:52 (311,-29)  
Nov.  5  14  5.77  -51 27.2   2.562   1.862    36   12.9   4:58 (315,-28)  

* C/2019 T4 ( ATLAS )

Now it is bright as 12.8 mag (Aug. 28, Hiroshi Abe). It stays 12 mag for a while. It becomes unobservable from August to November in the Northern Hemisphere, or from September to December in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  14  1.07   -3  4.1   5.376   4.403    10   12.7   4:52 (267,-10)  
Nov.  5  14  8.77   -3  1.0   5.372   4.419    14   12.8   4:58 (270, -5)  

* C/2021 E3 ( ZTF )

It brightened up to 9.3 mag in early summer (June 5, Chris Wyatt). Now it is fading. It has already faded down to 14.6 mag (Oct. 29, Chris Wyatt). In the Southen Hemisphere, it stays observable in good condition for a long time. In the Northern Hemisphere, it will be observable after November.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  10 10.63  -41  5.4   2.845   2.484    59   13.1   4:52 (329,  4)  
Nov.  5  10  7.13  -41 41.6   2.826   2.542    63   13.2   4:58 (336,  7)  

* C/2021 Y1 ( ATLAS )

Now it is 14.7 mag (Oct. 26, Michael Jager). It is expected to brighten up to 12 mag from winter to summer in 2023. In the Northern Hemisphere, it stays observable in good condition until 2023 spring. In the Southern Hemisphere, it stays observable in good condition for a long time after this. It is fainter than this ephemeris recently.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   5  4.38   25 22.6   2.135   2.947   137   13.3   2:37 (  0, 80)  
Nov.  5   4 57.18   23  0.8   2.012   2.892   146   13.1   2:03 (  0, 78)  

* C/2019 U5 ( PanSTARRS )

Now it is 13.7 mag (Sept. 24, Hiroshi Abe). It is expected to brighten up to 12 mag in 2023. In the Northern Hemisphere, it stays observable in good condition for a long time, although it becomes unobservable temporarily in October. In the Southern Hemisphere, it is not observable until mid December. But it will be observable in good condition in 2023.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  13 41.53   11 29.3   4.743   3.873    25   13.3   4:52 (258,  2)  
Nov.  5  13 43.85   10 26.7   4.685   3.851    29   13.3   4:58 (263,  8)  

* 29P/Schwassmann-Wachmann 1

Now it is 13.6 mag (Oct. 23. Toshihiko Ikemura, Hirohisa Sato).

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   6 59.25   29  3.7   5.593   6.037   112   13.6   4:32 (  0, 84)  
Nov.  5   6 58.95   29  7.1   5.495   6.040   119   13.6   4:04 (  0, 84)  

* 73P/Schwassmann-Wachmann 3

Outburst occured in early October. Now it is very bright as 10.4 mag (Oct. 15, Chris Wyatt). It stays observable in good condition in the Southern Hemisphere. It locates low in the Northern Hemisphere. Michael Jager detected several fragments at 17.5-19 mag.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  19 35.93  -34 37.0   1.153   1.316    75   13.6  18:34 ( 18, 18)  
Nov.  5  20 10.96  -32 55.5   1.229   1.377    75   14.0  18:28 ( 16, 20)  

* C/2022 R2 ( ATLAS )

It brightened rapidly up to 12.4 mag in early October (Oct. 2, Michael Jager). Then it became fainter a bit, 13.3 mag (Oct. 26, Ken-ichi Kadota). Although it is a tiny comet, it will approach to Sun down to 0.63 a.u. on Oct. 25. In the Northern Hemisphere, it is observable until late October. In the Southern Hemisphere, it is not observable after this.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  13 41.93   14 11.1   1.302   0.638    28   13.6   4:52 (255,  4)  
Nov.  5  14 17.08    8 37.7   1.431   0.674    24   14.1   4:58 (260,  0)  

* 41P/Tuttle-Giacobini-Kresak

The condition is worst in this apparition. It is not observable at all.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  15 37.46  -14 16.8   2.090   1.214    20   14.4  18:34 ( 73, -1)  
Nov.  5  16  4.85  -15 52.7   2.140   1.261    20   15.0  18:28 ( 71, -1)  

* 117P/Helin-Roman-Alu 1

Now it is 14.7 mag (Oct. 14, Chris Wyatt). It stays observable at 13-14 mag for a while.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  19 17.73  -29 52.1   3.253   3.091    71   14.4  18:34 ( 24, 21)  
Nov.  5  19 27.05  -29 27.4   3.348   3.097    66   14.5  18:28 ( 27, 20)  

* C/2022 A2 ( PanSTARRS )

Now it is 14.3 mag (Oct. 15, Ken-ichi Kadota). It is expected to brighten up to 12.5 mag in winter. In the Northern Hemisphere, it will be observable in good condition after this. In the Southern Hemisphere, it is not observable until 2023 June.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  12 32.45   21 15.7   2.882   2.249    42   14.8   4:52 (259, 21)  
Nov.  5  12 44.10   22 43.0   2.740   2.195    47   14.6   4:58 (260, 27)  

* C/2020 R7 ( ATLAS )

Now it is 15.1 mag (Oct. 26, Thomas Lehmann). The brightness evolution is slower than originally expected. It stays 14-15 mag for a long time. It locates extremely low in the Northern Hemisphere. In the Southern Hemisphere, it will be unobservable temporarily in November.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  16 58.86  -23  4.9   3.668   2.987    40   14.7  18:34 ( 55,  8)  
Nov.  5  17  3.37  -21 49.0   3.760   2.997    34   14.7  18:28 ( 58,  6)  

* C/2021 X1 ( Maury-Attard )

Now it is 14.5 mag (Oct. 29, Chris Wyatt). It stays 14 mag in 2023. In the Southern Hemisphere, it stays observable in good condition for a long time. It locates somewhat low in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   6  5.62  -20 46.3   3.291   3.794   113   14.9   3:38 (  0, 34)  
Nov.  5   5 54.26  -21 52.1   3.174   3.761   119   14.8   2:59 (  0, 33)  

* C/2020 S4 ( PanSTARRS )

Now it is 15.6 mag (Oct. 19, Ken-ichi Kadota). It will brighten up to 14 mag in early 2023, and it will be observable in good condition. It is fainter than this ephemeris recently.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   8 59.10   16 29.5   3.489   3.505    82   15.0   4:52 (304, 61)  
Nov.  5   9  5.92   16 32.7   3.375   3.488    88   14.9   4:58 (314, 65)  

* 71P/Clark

It will brighten up to 13 mag in winter. But the condition is bad. It is not observable until February in the Southern Hemisphere, or until May in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  14 28.70  -12 38.5   2.771   1.781     4   15.1  18:34 ( 84,-14)  
Nov.  5  14 46.49  -14 24.6   2.744   1.754     2   14.9  18:28 ( 83,-16)  

* 22P/Kopff

Now it is 14.8 mag (Oct. 20, Toshihiko Ikemura, Hirohisa Sato). It stays observable in good condition after this. But it will be fading gradually after this.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   0 55.06   -2  5.2   1.636   2.574   155   15.0  22:24 (  0, 53)  
Nov.  5   0 51.12   -2 15.8   1.722   2.616   147   15.2  21:53 (  0, 53)  

* P/2022 L3 ( ATLAS )

Now it is 14.8 mag (Oct. 25, Michael Jager). It stays 15 mag and observable in excellent condition until December.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   2 29.45   21 15.5   1.434   2.420   170   15.1   0:03 (  0, 76)  
Nov.  5   2 22.73   22 14.4   1.434   2.420   172   15.1  23:24 (  0, 77)  

* 116P/Wild 4

It brightened up to 12.7 mag in early 2022 (Feb. 27, Toshihiko Ikemura, Hirohisa Sato). Now it is fading. Now it is not observable. It will be observable agin at 16 mag in January in the Southern Hemisphere, or in February in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  14 50.46  -17 38.4   3.284   2.314    10   15.2  18:34 ( 77,-13)  
Nov.  5  15  5.15  -18 45.7   3.310   2.329     7   15.3  18:28 ( 77,-15)  

* C/2020 Y2 ( ATLAS )

Now it is 14.8 mag (Oct. 29, Chris Wyatt). It was expected to brighten up to 13 mag in spring. But actually, it was fainter than originally expected. In the Southern Hemisphere, it stays observable in good condition for a long time. In the Northern Hemisphere, it stays extremely low for a while.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   5 16.14  -53 25.1   3.027   3.386   102   15.2   2:49 (  0,  2)  
Nov.  5   4 54.50  -53 46.8   3.019   3.412   104   15.3   2:00 (  0,  1)  

* 119P/Parker-Hartley

Now it is 15.0 mag (Oct. 26, Toshihiko Ikemura, Hirohisa Sato). It stays observable in good condition at 15 mag from summer to winter. It locates somwwhat low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   7 50.53   19  2.0   2.021   2.390    99   15.3   4:52 (335, 73)  
Nov.  5   7 56.75   19  0.6   1.949   2.402   104   15.3   4:58 (357, 74)  

* C/2021 T4 ( Lemmon )

Now it is 15.3 mag (Oct. 29, Chris Wyatt). It is expected to brighten up to 8 mag in 2023 July. In 2022, it stays observable in good condition while the comet will be brightening gradually.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   2 18.97   -6 24.9   2.785   3.735   160   15.4  23:47 (  0, 49)  
Nov.  5   2  5.42   -7 54.0   2.743   3.666   155   15.3  23:06 (  0, 47)  

* 61P/Shajn-Schaldach

Now it is 14.8 mag (Oct. 25, Michael Jager). It stays 15 mag until November, and it stays observable in good condition.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   1 21.00    0 20.4   1.159   2.126   161   15.6  22:50 (  0, 55)  
Nov.  5   1 18.38   -0  6.6   1.189   2.128   154   15.7  22:20 (  0, 55)  

* C/2022 U2 ( ATLAS )

Now it is 16.1 mag (Nov. 2, Michael Jager). It brightens up to 13 mag in January. In the Northern Hemisphere, it stays observable in excellent condition. In the Southern Hemisphere, it is not observable until February.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  19 11.57   68 58.2   1.303   1.734    97   16.0  18:34 (164, 53)  
Nov.  5  19  0.79   68 12.9   1.252   1.673    95   15.7  18:28 (159, 51)  

* C/2021 G2 ( ATLAS )

Now it is 16.1 mag (Oct. 23, G. Duszanowicz, J. Camarasa). It will brighten up to 13 mag from 2024 to 2025.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   9  6.69  -31 59.1   7.357   7.104    71   15.9   4:52 (336, 18)  
Nov.  5   9  9.18  -32 46.9   7.252   7.069    75   15.8   4:58 (343, 20)  

* 285P/LINEAR

It brightened by 6 mag in outburst in early August up to 14.6 mag (Aug. 13, ATLAS-MLO, Mauna Loa). It is bright as 15.9 mag still now (Oct. 25, Michael Jager). It seems to stay 16 mag for a while. It stays observable in good condition for a while.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  19 34.35   -4 24.8   1.783   1.883    79   16.0  18:34 ( 33, 45)  
Nov.  5  19 48.68   -5 32.3   1.819   1.855    76   16.0  18:28 ( 34, 44)  

* (65803) Didymos

Due to the DART spacecraft impact to its satellite Dimorphos on Sept. 26, the cometary activity was detected. It brightened up to 12.9 mag (Sept. 28, John Drummond). It is fading after that. It has already faded down to 15.9 mag (Oct. 29, Katsumi Yoshimoto). It stays observable in good condition for a while.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   7 36.28    3 22.2   0.105   1.016    99   16.0   4:52 (353, 58)  
Nov.  5   7 56.49    8 20.3   0.119   1.024   102   16.2   4:58 (359, 63)  

* C/2021 S3 ( PanSTARRS )

Now it is 15.7 mag (Oct. 25, Toshihiko Ikemura, Hirohisa Sato). It is expected to brighten up to 7 mag in early 2024. In the Southern Hemisphere, it stays observable in good condition for a long time. In the Northern Hemisphere, it stays low in 2022.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   6 20.09  -31 51.6   5.314   5.659   105   16.2   3:52 (  0, 23)  
Nov.  5   6 18.53  -32 58.1   5.200   5.597   108   16.1   3:23 (  0, 22)  

* 408P/2020 M7 ( Novichonok-Gerke )

Now it is 16.4 mag (Nov. 2, Catalina Sky Survey). It will be observable at 16-17 mag in excellent condition from autumn to winter.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   4 35.34    2  1.7   2.626   3.469   142   16.1   2:08 (  0, 57)  
Nov.  5   4 32.57    1 13.5   2.586   3.471   148   16.1   1:38 (  0, 56)  

* 157P/Tritton

It brightened up to 16.1 mag in autumn (Sept. 23, Michael Jager). Then it is fading very rapidly. It has already faded down to 17.9 mag (Oct. 28, Ken-ichi Kadota). It will be getting higher after this also in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   9 53.12   11 48.0   1.723   1.649    68   16.4   4:52 (294, 48)  
Nov.  5  10  7.10    9 37.4   1.689   1.672    71   16.4   4:58 (302, 50)  

* 327P/Van Ness

It brightened rapidly as predicted, and it brightened up to 14.0 mag in September (Sept. 22, Michael Jager). Now it is fading. It has already faded down to 16.4 mag (Nov. 3, ATLAS Chile). It will be fainter than 18 mag in December.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   2 16.30  -37 43.7   0.845   1.661   128   16.5  23:45 (  0, 17)  
Nov.  5   2 15.41  -39 12.4   0.909   1.686   125   16.8  23:17 (  0, 16)  

* 44P/Reinmuth 2

Now it is 16.7 mag (Oct. 27, Katsumi Yoshimoto). It will be observable at 16-17 mag in good condition from summer to autumn.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   3 28.71   27  9.8   1.590   2.535   157   16.6   1:02 (  0, 82)  
Nov.  5   3 22.84   26 43.9   1.592   2.562   164   16.7   0:29 (  0, 82)  

* 77P/Longmore

It will brighten rapidly up to 14 mag in spring. In the Southern Hemisphere, it will appear in the morning sky in December, and it will be observable in excellent condition in spring. In the Northern Hemisphere, it is observable in good condition in winter, but it becomes somewhat low in spring.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  12 15.17    8 26.5   3.293   2.559    36   16.8   4:52 (272, 18)  
Nov.  5  12 25.84    6 50.7   3.222   2.542    39   16.7   4:58 (277, 22)  

* 9P/Tempel 1

Now it is 16.0 mag (Oct. 19, Toshihiko Ikemura, Hirohisa Sato). Now it is fading. It stays 13-14 mag for a while. It is observable in excellent condition in the Southern Hemisphere. It locates somewhat low in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  22 20.78  -24 22.5   2.036   2.581   112   16.7  19:51 (  0, 31)  
Nov.  5  22 24.23  -23 22.3   2.159   2.620   106   16.9  19:27 (  0, 32)  

* 395P/2020 H1 ( Catalina-NEAT )

Now it is 16.5 mag (Oct. 22, ATLAS-MLO, Mauna Loa). It continued brightening even after the perihelion passage. It stays observable at 16 mag in good condition for a while.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  22 56.84   -3 31.7   3.664   4.356   128   16.8  20:26 (  0, 52)  
Nov.  5  22 56.89   -3 38.4   3.765   4.369   121   16.8  19:59 (  0, 51)  

* C/2020 F5 ( MASTER )

It brightened up to 14 mag in 2021. Now it is fading. It has already faded down to 16.6 mag (Oct. 26, Thomas Lehmann). It is observable at 16-17 mag in 2022.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  23 22.09   15  6.6   5.567   6.349   138   16.8  20:51 (  0, 70)  
Nov.  5  23 19.82   15  3.4   5.681   6.388   132   16.8  20:22 (  0, 70)  

* C/2021 C5 ( PanSTARRS )

Now it is 17.7 mag (July 9, ATLAS Chile). It will brighten up to 16 mag in 2023. In the Southern Hemisphere, it stays observable in good condition for a long time, although it became low temporarily from August to October. In the Northern Hemisphere, it will never be observable again.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  12 21.58  -41 50.0   4.129   3.392    37   16.9   4:52 (312,-13)  
Nov.  5  12 33.30  -43 47.8   4.087   3.374    38   16.8   4:58 (316,-11)  

* 246P/NEAT

Now it is 15.8 mag (Oct. 19, Toshihiko Ikemura, Hirohisa Sato). It brightened up to 14 mag from 2020 to 2021. Now it is fading slowly. It is observable at 16-17 mag in 2022.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   0 10.10  -19 55.4   3.280   4.047   135   16.9  21:39 (  0, 35)  
Nov.  5   0  7.48  -19 38.3   3.369   4.064   128   17.0  21:09 (  0, 36)  

* C/2022 E2 ( ATLAS )

Now it is 17.3 mag (Oct. 30, ATLAS Chile). It is expected to brighten up to 12-13 mag from 2024 to 2025.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  10 32.80  -18 48.1   7.361   6.805    52   17.2   4:52 (312, 19)  
Nov.  5  10 33.76  -19  2.2   7.227   6.761    58   17.1   4:58 (318, 24)  

* P/2021 N2 ( Fuls )

It brightened very rapidly up to 15.5 mag from last autumn to last winter (Nov. 2, 2021, Toshihiko Ikemura, Hirohisa Sato). Now it is fading slowly. It has already faded down to 16.5 mag (Oct. 25, Toshihiko Ikemura, Hirohisa Sato).

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   6 49.38   11 52.4   3.823   4.302   112   17.1   4:22 (  0, 67)  
Nov.  5   6 49.50   11 26.9   3.749   4.320   119   17.1   3:54 (  0, 66)  

* C/2019 F1 ( ATLAS-Africano )

It brightened up to 14.2 mag in 2021 summer (July 18, 2021, Taras Prystavski). Now it is fading. It has already faded down to 16.5 mag (Oct. 19, Hirohisa Sato). In the Southern Hemisphere, it stays observable in good condition for a long time. It locates somewhat low in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   1 36.95  -26  8.2   4.792   5.587   139   17.1  23:06 (  0, 29)  
Nov.  5   1 32.23  -25 38.6   4.877   5.630   135   17.2  22:33 (  0, 30)  

* C/2019 O3 ( Palomar )

Now it is 16.7 mag (Oct. 29, ATLAS-MLO, Mauna Loa). Fading slowly. In the Northern Hemisphere, it stays observable in good condition for a long time. In the Southern Hemisphere, it is not observable after this.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  17 15.66   63 10.8   9.521   9.473    84   17.1  18:34 (147, 45)  
Nov.  5  17 18.76   62 57.4   9.533   9.488    84   17.1  18:28 (146, 43)  

* C/2020 H6 ( ATLAS )

Now it is 16.2 mag (Oct. 21, Toshihiko Ikemura, Hirohisa Sato). Fading slowly. In the Southern Hemisphere, it is not observable after this.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  16 17.90   37 39.3   6.063   5.615    58   17.2  18:34 (115, 34)  
Nov.  5  16 25.00   37 37.6   6.096   5.644    58   17.2  18:28 (117, 31)  

* C/2019 T3 ( ATLAS )

Now it is 17.3 mag (Oct. 19, Toshihiko Ikemura, Hirohisa Sato). It stayed bright for a while even after the perihelion passage, but it will be fading after this. It will be fainter than 18 mag in winter.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  21 14.23   -0  4.4   6.949   7.272   105   17.2  18:44 (  0, 55)  
Nov.  5  21 13.51   -0 48.8   7.094   7.299    98   17.3  18:28 (  5, 54)  

* C/2022 L2 ( ATLAS )

Now it is 16.8 mag (Oct. 20, Ken-ichi Kadota). It is expected to brighten up to 11-12 mag in 2024. In the Northern Hemisphere, it stays observable in good condition for a long time until 2023 autumn, although it becomes temporarily low in December. In the Southern Hemisphere, it is not observable until February. But it will be observable in excellent condition at the high light.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  17 56.30   20  4.6   5.862   5.507    64   17.2  18:34 ( 83, 46)  
Nov.  5  17 57.44   19 10.6   5.886   5.455    59   17.2  18:28 ( 85, 42)  

* P/2022 P2 ( ZTF )

Now it is 18.6 mag (Nov. 3, J. L. Virlichie, P. Traverse, H. Roy, G. Houdin). It stays observable at 17 mag until winter. It will become observable in good condition also in the Southern Hemisphere. It is fainter than this ephemeris recently.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   9 27.10   14 26.1   2.246   2.220    75   17.2   4:52 (298, 55)  
Nov.  5   9 35.98   13  7.5   2.193   2.248    80   17.2   4:58 (307, 58)  

* 402P/2020 Q3 ( LINEAR )

It brightened up to 15.3 mag in last winter (Jan. 12, H. Nohara). Now it is fading. It has already faded down to 17.5 mag (Nov. 1, ATLAS-MLO, Mauna Loa). It will be observable at 17 mag in good condition in next winter. It locates low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  10  0.47   18 18.3   4.573   4.327    69   17.3   4:52 (285, 51)  
Nov.  5  10  5.69   18 26.5   4.486   4.343    75   17.2   4:58 (291, 56)  

* C/2022 Q2 ( ATLAS )

Now it is 16.6 mag (Oct. 19, Toshihiko Ikemura, Hirohisa Sato). It stays observable at 17-18 mag until next summer. It may be brighter than this ephemeris.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  22 41.70  -15 18.8   1.347   2.042   120   17.2  20:09 (  0, 40)  
Nov.  5  22 13.53  -15 11.6   1.453   1.991   107   17.3  19:14 (  0, 40)  

* (3200) Phaethon

It approached to Sun down to 0.14 a.u. on May 15. But it was not observable around that time. In the Northern Hemisphere, it stays observable at 17-18 mag in good condition from July to November. In the Southern Hemisphere, it stays extremely low.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   2  9.03   43 15.8   1.274   2.191   149   17.3  23:36 (180, 82)  
Nov.  5   1 48.95   41  9.4   1.296   2.222   152   17.3  22:49 (180, 84)  

* C/2022 S3 ( PanSTARRS )

Now it is 17.6 mag (Oct. 25, Michael Jager). Tiny comet, but it will approach to Sun down to 0.8 a.u. in January, and to Earth down to 0.6 a.u. in March. It will brighten up to 14 mag from January to March. In the Southern Hemisphere, it stays observable in good condition for a long time. In the Northern Hemisphere, it is observable only until early Decemebr. Then it will become observable again in early March.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  20  9.73  -17 25.1   1.439   1.684    85   17.6  18:34 ( 16, 36)  
Nov.  5  20  9.76  -21 14.2   1.472   1.591    77   17.4  18:28 ( 21, 31)  

* C/2021 QM45 ( PanSTARRS )

Now it is 16.9 mag (Oct. 23, Toshihiko Ikemura, Hirohisa Sato). In the Northern Hemisphere, it stays observable at 17 mag in good condition for a long time until winter. In the Southern Hemisphere, it stays extremely low for a long time.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   7 57.26   47 39.7   2.504   2.882   102   17.4   4:52 (206, 76)  
Nov.  5   8  4.65   48  6.9   2.450   2.902   107   17.4   4:58 (188, 77)  

* C/2020 U4 ( PanSTARRS )

Now it is 17.2 mag (Oct. 16, ATLAS-MLO, Mauna Loa). It stays observable at 17-18 mag in 2022. It locates somewhat low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   1 13.37   24 45.7   4.610   5.563   162   17.4  22:42 (  0, 80)  
Nov.  5   1  4.24   23 43.8   4.656   5.577   156   17.5  22:05 (  0, 79)  

* 204P/LINEAR-NEAT

Now it is 17.6 mag (Oct. 26, Toshihiko Ikemura, Hirohisa Sato). It will brighten rapidly, and it will be observable at 16 mag in good condition in winter.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   8 42.75   16 31.2   1.612   1.842    86   17.7   4:52 (310, 64)  
Nov.  5   8 56.95   15 58.2   1.545   1.837    90   17.5   4:58 (320, 66)  

* 244P/Scotti

Now it is 17.7 mag (Oct. 23, Toshihiko Ikemura, Hirohisa Sato). It is observable at 17 mag in good condition in winter. It locates somewhat low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   6 32.77   25 52.1   3.358   3.921   117   17.6   4:05 (  0, 81)  
Nov.  5   6 32.82   25 56.3   3.269   3.921   124   17.5   3:38 (  0, 81)  

* C/2020 J1 ( SONEAR )

It brightened up to 12.3 mag from spring to summer in 2021 (June 15, 2021, Marco Goiato). Now it is fading. It will be fainter than 18 mag in January.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  12 34.91   29 10.5   6.560   5.948    48   17.5   4:52 (251, 25)  
Nov.  5  12 37.31   29 33.0   6.526   5.994    53   17.6   4:58 (254, 31)  

* P/2021 V2 ( Fuls )

Now it is 18.2 mag (Oct. 26, Toshihiko Ikemura, Hirohisa Sato). It is observable at 17 mag in excellent condition in winter. It is fainter than this ephemeris recently.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   8 45.12    6 10.1   3.524   3.549    83   17.7   4:52 (321, 55)  
Nov.  5   8 50.14    5 20.6   3.420   3.541    88   17.7   4:58 (333, 58)  

* C/2022 A3 ( Lemmon-ATLAS )

Now it is 17.4 mag (Oct. 23, Toshihiko Ikemura, Hirohisa Sato). It stays observable at 16 mag for a long time from early 2023 to early 2024. In the Northern Hemisphere, it is observable only until 2023 spring.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  10 31.35    9 41.4   5.144   4.715    59   17.8   4:52 (288, 40)  
Nov.  5  10 32.85    8 41.7   5.000   4.679    65   17.7   4:58 (296, 45)  

* C/2020 U5 ( PanSTARRS )

Now it is 17.9 mag (Oct. 19, Toshihiko Ikemura, Hirohisa Sato). It started fading before the perihelion passage. It was predicted to stay at 16 mag for a long time. But actually, it will be fainter than 18 mag soon. In the Northern Hemisphere, it stays observable in good condition for a long time. In the Southern Hemisphere, it is not observable until 2023.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  18  3.51   42 58.9   4.195   4.091    77   17.7  18:34 (117, 54)  
Nov.  5  18 10.57   40 47.8   4.266   4.115    74   17.8  18:28 (113, 52)  

* C/2022 P3 ( ZTF )

Now it is 17.9 mag (Oct. 26, Toshihiko Ikemura, Hirohisa Sato). In the Northern Hemisphere, it is observable at 17-18 mag in excellent condition in autumn. It is not observable in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   8  3.80   51 28.1   2.370   2.748   101   17.8   4:52 (202, 72)  
Nov.  5   8 11.99   54 21.8   2.326   2.775   106   17.8   4:58 (188, 70)  

* 96P/Machholz 1

Now it is 19.8 mag (Oct. 7, J. L. Virlichie, P. Traverse, H. Roy, G. Houdin). It will approach to Sun down to 0.1 a.u. on Jan. 31. In the Northern Hemisphere, it will appear in the morning sky at 9 mag in mid February, then it stays observable while the comet will be fading. In the Southern Hemisphere, it stays observable for a long time, although it is not observable from mid January to mid February.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29  17 52.31  -49 31.0   2.334   1.987    57   18.1  18:34 ( 29, -4)  
Nov.  5  18  0.08  -48 50.7   2.321   1.891    52   17.8  18:28 ( 31, -5)  

* C/2019 E3 ( ATLAS )

Now it is 17.4 mag (Oct. 28, ATLAS Chile). Very far object. It stays 18 mag for a long time from 2021 to 2026. In the Southern Hemisphere, it stays observable in good condition for a long time. In the Northern Hemisphere, it is not observable at all.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   8 17.33  -70 57.7  10.692  10.513    77   17.9   4:52 (355,-16)  
Nov.  5   8 13.80  -71 48.1  10.681  10.506    77   17.9   4:58 (358,-17)  

* 107P/(4015) Wilson-Harrington

Now it is 17.4 mag (Oct. 23, Toshihiko Ikemura, Hirohisa Sato). In 2022, it stays observable at 17 mag for a long time.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Oct. 29   8 18.83   20 48.5   0.784   1.298    93   17.9   4:52 (314, 71)  
Nov.  5   8 24.19   20  8.6   0.787   1.356    98   17.9   4:58 (334, 74)  

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