Weekly Information about Bright Comets (2016 Nov. 5: North)

Japanese version
Home page
Updated on November 8, 2016
Last week South Next week

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.

---------------------------------------------------------------------

* C/2015 V2 ( Johnson )

Now it is 13.0 mag (Nov. 5, Seiichi Yoshida). It is expected to brighten up to 7 mag in 2017 summer. In the Northern Hemisphere, it keeps observable in good condition until the highlight while the comet will be brightening. In the Southern Hemisphere, it is not observable until early 2017.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  12 28.82   46  0.1   3.405   3.179    68   12.4   4:58 (236, 39)  
Nov. 12  12 43.99   45 35.9   3.284   3.112    71   12.2   5:04 (237, 42)  

* 237P/LINEAR

It brightened very rapidly and became brighter than expected. Now it is very bright as 12.5 mag (Nov. 1, Chris Wyatt). It will be unobservable in November in the Southern Hemisphere, or in December in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  17 24.86  -17  9.9   2.662   1.994    39   12.6  18:28 ( 58, 13)  
Nov. 12  17 42.19  -17  1.3   2.709   2.001    36   12.8  18:23 ( 59, 12)  

* C/2013 X1 ( PanSTARRS )

It brightened up to 6.2 mag in June (June 24, Marco Goiato). Now it is fading. It has already faded down to 13.3 mag (Sept. 28, Chris Wyatt). It it not observable now. In the Southern Hemisphee, it will appear in the morning sky in mid December, then it keeps observable in excellent condition. In the Northern Hemisphere, it will appear in the morning sky in late December, then it keeps low.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  14 47.42  -29 12.1   3.935   2.980    13   12.7  18:28 ( 70,-24)  
Nov. 12  14 50.92  -29 33.0   4.012   3.054    12   12.9   5:04 (292,-21)  

* C/2016 R3 ( Borisov )

It approached to the Sun down to 0.45 a.u. on Oct. 10. It was 12.5-13.0 mag on Sept. 24 (Michael Jager). It will never be observable again in the Northern Hemisphere. In the Southern Hemisphere, it is appearing in the evening sky, but it keeps extremely low after this. It has a very similar orbit to Comet C/1915 R1 ( Mellish ).

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  15 55.22  -26 48.5   1.599   0.754    20   13.3  18:28 ( 63,-10)  
Nov. 12  16 28.13  -32 39.7   1.699   0.881    23   14.1  18:23 ( 57,-11)  

* 43P/Wolf-Harrington

Now it is 12.7 mag (Nov. 4, Seiichi Yoshida). It will be getting higher gradually after this, but it will be fading.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  10 52.04   -5 55.4   1.914   1.606    56   13.3   4:58 (306, 32)  
Nov. 12  11  6.06   -8 12.5   1.904   1.646    59   13.5   5:04 (312, 33)  

* 29P/Schwassmann-Wachmann 1

Outburst occured on Oct. 21, and it brightened up to 13.8 mag (Jean-Francois Soulier). It is bright as 12.3 mag still now (Nov. 4, Seiichi Yoshida).

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  19 29.30  -23 55.0   6.197   5.891    67   13.7  18:28 ( 30, 25)  
Nov. 12  19 33.29  -23 40.1   6.297   5.889    61   13.8  18:23 ( 34, 23)  

* C/2014 S2 ( PanSTARRS )

It brightened up to 8-9 mag from last winter to spring. Now it is fading. It has already faded down to 12.9 mag (July 23, Chris Wyatt). It is appearing in the morning sky in the Northern Hemisphere. It will be observable in the morning sky in December also in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  12 53.38   -3 44.8   4.998   4.160    29   13.8   4:58 (282, 11)  
Nov. 12  12 57.55   -4 49.1   4.994   4.218    34   13.8   5:04 (288, 16)  

* C/2015 ER61 ( PanSTARRS )

It will appear in the morning sky at 13 mag in December. It is expected to brighten up to 7 mag in 2017 spring. But it locates somewhat low at the high light. It was 16.4 mag in August (Aug. 12, Thomas Lehmann), the brightness evolution seemed to have slowed down.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  13 23.28  -11 58.7   3.810   2.892    19   14.0   4:58 (285,  0)  
Nov. 12  13 34.03  -12 56.6   3.692   2.812    23   13.8   5:04 (289,  4)  

* 81P/Wild 2

It brightened up to 11 mag from spring to summer. Now it is not observable. It will be observable at 16 mag again in 2017 spring.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  15 17.61  -16  2.0   2.878   1.904     8   14.0  18:28 ( 78,-11)  
Nov. 12  15 35.26  -17  7.5   2.920   1.939     6   14.1  18:23 ( 78,-13)  

* 9P/Tempel 1

Now it is 14.4 mag (Oct. 22, Thomas Lehmann). It will be fading gradually after this. In the Northern Hemisphere, it keeps low after this. In the Southern Hemisphere, it will be getting lower after this, and it will be unobservable in December.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  18 23.12  -30  5.5   2.210   1.790    52   14.0  18:28 ( 39, 12)  
Nov. 12  18 44.58  -29 58.6   2.290   1.823    50   14.3  18:23 ( 40, 12)  

* C/2011 KP36 ( Spacewatch )

Now it is bright as 13.6 mag (Oct. 31, Chris Wyatt). Distant object, but it keeps observable at 13-14 mag for a long time from 2015 to 2016.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5   0 34.51   -4 47.6   4.200   5.023   142   14.1  21:34 (  0, 50)  
Nov. 12   0 33.69   -5  3.6   4.282   5.035   135   14.2  21:06 (  0, 50)  

* 226P/Pigott-LINEAR-Kowalski

It had been lost for a long time over 200 years since its discovery in 1783. It brightened rapidly, and reached up to 13.9 mag in September (Spet. 1, Sandor Szabo). Now it is 14.5 mag (Nov. 4, Seiichi Yoshida). It will be fading after this. It is observable in excellent condition for a while in the Northern Hemisphere. It will be unobservable soon in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5   5 21.85   38  0.8   1.004   1.865   138   14.2   2:25 (180, 87)  
Nov. 12   5 10.97   42 35.3   0.991   1.885   144   14.4   1:47 (180, 83)  

* 144P/Kushida

Now it is bright as 12.2 mag (Nov. 4, Seiichi Yoshida). It keeps locating extremely low until November in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  11 32.77   -0 29.0   2.079   1.611    48   14.3   4:58 (293, 28)  
Nov. 12  11 48.78   -2 20.2   2.069   1.647    51   14.5   5:04 (298, 30)  

* C/2015 TQ209 ( LINEAR )

It keeps unobservable for a long time. It will appear in the morning sky in December, when the comet will be fainter than 15 mag.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  13 30.87  -13 15.9   2.644   1.723    17   14.5   4:58 (285, -2)  
Nov. 12  13 49.36  -14 35.7   2.681   1.779    19   14.6   5:04 (288,  0)  

* 315P/2013 V6 ( LONEOS )

Now it is 15.4 mag (Oct. 9, Kunihiro Shima). It will brighten up to 14 mag from winter to spring in 2017, and it will be observable in excellent condition in the Northern Hemisphere. In the Southern Hemisphere, it keeps extremely low until November, and it will be low also around the higlight.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  10 26.96   25 18.6   2.508   2.434    74   14.9   4:58 (276, 56)  
Nov. 12  10 39.50   25  2.9   2.426   2.428    78   14.8   5:04 (281, 60)  

* C/2013 US10 ( Catalina )

It brightened up to 6 mag from last autumn to last winter. Now it is fading. It has already faded down to 15.8 mag (Oct. 24, D. Buczynski). It is observable in good condition in the Northern Hemisphere. It is not observable after this in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5   4 54.62   57 10.4   4.116   4.831   131   14.9   1:59 (180, 68)  
Nov. 12   4 39.78   57 12.1   4.131   4.902   137   15.0   1:16 (180, 68)  

* C/2016 A8 ( LINEAR )

It brightened up to 11.6 mag from late August to early September (Aug. 29, Juan Jose Gonzalez). Now it is fading rapidly. It has already faded down to 15.6 mag (Oct. 22, E. Bryssinck). It will be low in November.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  18 44.07  -15 43.9   2.386   2.045    58   14.9  18:28 ( 44, 26)  
Nov. 12  18 44.64  -17 23.2   2.553   2.079    51   15.2  18:23 ( 48, 22)  

* C/2014 W2 ( PanSTARRS )

Now it is 14.6 mag (Oct. 15, Ken-ichi Kadota). It will be fading gradually after this. It will be unobservable soon. But it will appear in the morning sky again at 16 mag in late December in the Northern Hemisphere, or in late January in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  16 10.79    5 47.3   4.435   3.620    30   15.1  18:28 ( 88, 12)  
Nov. 12  16 16.87    4 25.4   4.513   3.666    27   15.2  18:23 ( 90,  8)  

* D/1978 R1 ( Haneda-Campos )

It has been lost since its discovery in 1978. In 2016, it is expected to return in excellent condition from autumn to winter.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  21 32.98  -22 19.9   0.734   1.289    95   15.1  18:35 (  0, 33)  
Nov. 12  21 55.89  -19 43.8   0.749   1.287    94   15.1  18:30 (  0, 36)  

* 56P/Slaughter-Burnham

Now it is 15.5 mag (Oct. 31, Sandor Szabo). It will be observable at 15-16 mag in good condition from autumn to winter. It locates somewhat low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5   4 40.68   34 16.8   1.756   2.645   147   15.1   1:44 (  0, 89)  
Nov. 12   4 36.49   34 28.4   1.736   2.662   154   15.2   1:12 (  0, 90)  

* C/2016 R2 ( PanSTARRS )

Now it is very bright as 15.6 mag (Sept. 11, Hidetaka Sato). It will be observable at 11 mag for a long time from 2017 to 2018. Now it is observable in excellent condition in the Southern Hemisphere. But it keeps low for a while in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5   3 28.13  -41 38.9   5.297   5.878   121   15.3   0:31 (  0, 13)  
Nov. 12   3 22.77  -41 35.0   5.260   5.827   120   15.3  23:54 (  0, 13)  

* 53P/Van Biesbroeck

It brightened up to 12.5 mag in summer (Aug. 3, Marco Goiato). Now it is fading. It has already faded down to 15.0 mag (Oct. 31, Sandor Szabo). It keeps observable in good condition for a while.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  21 21.73  -16 37.8   2.597   2.857    94   15.5  18:28 (  2, 38)  
Nov. 12  21 28.99  -16 13.5   2.717   2.886    89   15.7  18:23 (  6, 39)  

* C/2016 N4 ( MASTER )

Now it is 15.8 mag (Oct. 31, Sandor Szabo). It will brighten up to 14 mag from summer to winter in 2017. Then it will be observable in excellent condition in the Northern Hemisphere. In the Southern Hemisphere, it is hardly observable around the highlight.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  22 58.25  -13 34.0   3.799   4.348   117   15.8  19:58 (  0, 42)  
Nov. 12  22 54.45  -12 41.6   3.863   4.306   110   15.8  19:27 (  0, 42)  

* 174P/(60558) 2000 EC98 ( Echeclus )

It has brightened in outburst up to 14 mag twice, in 2006 January and 2011 May. Third outburst occured on Aug. 28, and it brightened up to 14.8 mag (Aug. 30, Juan Jose Gonzalez). It has already faded down to 17.2 mag (Oct. 19, Kunihiro Shima). It is observable in good condition for a while.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5   1  6.27    4 30.8   5.489   6.396   154   15.8  22:06 (  0, 60)  
Nov. 12   1  4.39    4 18.3   5.560   6.409   146   15.9  21:36 (  0, 59)  

* 93P/Lovas 1

Now it is 16.5 mag (Oct. 22, E. Bryssinck). It will brighten up to 15 mag in winter. But it will be getting lower gradually after autumn.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  21 58.41   -7 13.3   1.550   2.062   106   15.9  18:59 (  0, 48)  
Nov. 12  22  3.15   -6 15.9   1.591   2.025   100   15.8  18:36 (  0, 49)  

* 45P/Honda-Mrkos-Pajdusakova

It will approach to the earth down to 0.08 a.u. to the earth in mid February, and it is expected to be observable at 6 mag in good condition. Now it is 18.4 mag (Nov. 6, Martin Masek). It will brighten rapidly after this, but it keeps very low in the evening sky for a while. It will be unobservable temporarily in January. Then it keeps observable in good condition after mid February.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  18 12.01  -25 39.7   1.543   1.181    49   16.8  18:28 ( 44, 14)  
Nov. 12  18 28.22  -25 37.0   1.488   1.082    46   15.9  18:23 ( 45, 13)  

* C/2015 VL62 ( Lemmon-Yeung-PanSTARRS )

Now it is 15.7 mag (Oct. 31, Sandor Szabo). It will brighten up to 13 mag and will be observable in good condition in 2017 summer. In 2016, it keeps observable until winter when it will brighten up to 15.5 mag. It locates somewhat low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5   1 43.90   28  6.9   3.076   4.030   161   16.0  22:42 (  0, 83)  
Nov. 12   1 29.01   26 49.2   3.062   3.982   155   15.9  22:00 (  0, 82)  

* (3200) Phaethon

Now it is 14.9 mag (Sept. 29, Sandor Szabo). In the Northern Hemisphere, it keeps observable in excellent condition, but it will be fading after this. It keeps locating very low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  22 37.82   37 46.8   0.739   1.522   122   16.0  19:38 (180, 87)  
Nov. 12  22 47.28   32 47.3   0.855   1.597   119   16.3  19:20 (  0, 88)  

* C/2015 O1 ( PanSTARRS )

Now it is 16.8 mag (Oct. 20, Kunihiro Shima). It will be observable at 13 mag for a long time from 2017 to 2018. It will be unobservable temporarily in early November in the Southern Hemisphere, or in early December in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  18 31.83   -8 17.8   5.973   5.491    56   16.1  18:28 ( 52, 30)  
Nov. 12  18 32.97   -8  5.6   6.028   5.450    50   16.1  18:23 ( 57, 27)  

* 73P/Schwassmann-Wachmann 3

It will brighten up to 12 mag from winter to spring. In the Northern Hemisphere, it keeps observable while the comet is brightening gradually. But it will be unobservable in late February. In the Southern Hemisphere, it keeps unobservable until December. But it keeps observable for a long time after late December.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  12 31.91    5 31.8   2.606   1.930    38   16.5   4:58 (278, 20)  
Nov. 12  12 47.73    3 51.9   2.496   1.866    41   16.2   5:04 (282, 23)  

* C/2014 B1 ( Schwartz )

Now it is 17.2 mag (Oct. 22, C. Bell). It keeps 16-17 mag for a long time from 2016 to 2019. It keeps locating near by the equator.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5   9 19.60    1 55.3   9.811   9.711    81   16.2   4:58 (325, 52)  
Nov. 12   9 20.90    1 47.8   9.691   9.704    87   16.2   5:04 (337, 55)  

* 74P/Smirnova-Chernykh

Now it is 17.0 mag (Oct. 25, D. Buczynski). It will be observable at 16 mag in good condition from autumn to winter. It locates low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5   7 31.72   24 23.9   3.359   3.841   111   16.3   4:34 (  0, 79)  
Nov. 12   7 32.57   24 34.0   3.256   3.833   118   16.2   4:08 (  0, 80)  

* P/2016 R1 ( Catalina )

First return of a new periodic comet discovered in 2007. Now it is 19.4 mag (Sept. 1, K. Sarneczky, P. Szekely). It was expected to brighten up to 16.5 mag and will be observable in good condition from autumn to winter. But actually, it is fainter than predicted by 3 mag.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5   3 29.99  -13 53.6   1.471   2.371   148   16.6   0:33 (  0, 41)  
Nov. 12   3 24.54  -13 37.3   1.451   2.352   148   16.5   0:00 (  0, 41)  

* C/2015 V1 ( PanSTARRS )

Now it is 16.5 mag (Oct. 24, D. Buczynski). It will brighten up to 15 mag and will be observable in good condition from autum to winter in 2017. In the Northern Hemisphere, it keeps observable in good condition for a long time while the comet will be brightening. It is not observable until 2017 summer in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5   3 53.30   59 33.9   4.669   5.407   134   16.7   0:58 (180, 65)  
Nov. 12   3 37.34   59  2.4   4.594   5.374   138   16.6   0:14 (180, 66)  

* 188P/LINEAR-Mueller

It brightened rapidly. Now it is 16.9 mag (Oct. 4, Mt. Lemmon Survey). It is observable at 16.5 mag in good condition from autumn to winter.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  22 35.54   -9 25.3   2.098   2.663   114   16.6  19:36 (  0, 46)  
Nov. 12  22 38.24   -8 41.2   2.171   2.650   108   16.6  19:11 (  0, 46)  

* C/2013 V4 ( Catalina )

It brightened up to 15 mag in early 2016. Now it is fading. It has already faded down to 17.0 mag (Oct. 9, P. Carson). In the Northern Hemisphere, it keeps observable in good condition for a long time until 2017 autumn when the comet will be fainter than 18 mag. It will never be observable after this in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  13 46.45   66 27.8   6.006   5.963    82   16.6   4:58 (208, 33)  
Nov. 12  13 59.17   66 11.3   5.995   5.989    84   16.7   5:04 (209, 35)  

* 118P/Shoemaker-Levy 4

Now it is 17.8 mag (Sept. 24, Kunihiro Shima). It will be getting higher after this, and it will be observable at 17 mag in good condition in winter.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  11 19.31    3 55.9   2.705   2.263    53   16.7   4:58 (292, 34)  
Nov. 12  11 30.77    3  0.4   2.659   2.288    57   16.8   5:04 (297, 37)  

* C/2014 R3 ( PanSTARRS )

Now it is 16.7 mag (Oct. 3, A. Diepvens). It brightened rapidly, and became brighter than originally expected. It keeps 17 mag until 2017. In the Northern Hemisphere, it keeps observable in excellent condition for a long time. It is not observable in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  13 34.82   54 25.5   7.551   7.297    71   16.9   4:58 (222, 31)  
Nov. 12  13 37.63   54 19.2   7.501   7.301    74   16.9   5:04 (224, 35)  

* C/2010 U3 ( Boattini )

It will pass the perihelion in 2019. However, it has not been brightening since the discovery in 2010. Now it is 17.7 mag (Oct. 24, D. Buczynski). It keeps observable in excellent condition in the Northern Hemisphere. It is not observable in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5   4 30.52   60 56.6   9.103   9.778   130   17.2   1:34 (180, 64)  
Nov. 12   4 26.23   61 18.4   9.041   9.758   134   17.2   1:03 (180, 64)  

* C/2016 A1 ( PanSTARRS )

Appearing in the morning sky. It keeps 16 mag for a long time from 2017 to 2018.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5   9 49.93  -12 22.2   6.291   6.032    70   17.3   4:58 (325, 35)  
Nov. 12   9 49.96  -12 19.8   6.157   6.008    76   17.2   5:04 (334, 39)  

* P/2015 TP200 ( LINEAR )

Now it is 17.2 mag (Oct. 25, D. Buczynski). In the Northern Hemisphere, it will be observable at 17 mag in excellent condition in winter. It locates low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5   7 18.01   32 45.8   2.835   3.386   115   17.4   4:21 (  0, 88)  
Nov. 12   7 19.86   33  3.1   2.754   3.387   122   17.3   3:55 (  0, 88)  

* 136P/Mueller 3

Now it is 17.2 mag (Oct. 21, Mt. Lemmon Survey). It tends to be brightest after the perihelion passage. It is observable at 17.5 mag in good condition from autumn to winter.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5   2 20.36   -0 15.5   2.132   3.095   163   17.3  23:19 (  0, 55)  
Nov. 12   2 16.12   -0 31.0   2.167   3.105   157   17.4  22:48 (  0, 55)  

* C/2015 X7 ( ATLAS )

It was observed at 17 mag last winter. It will be observable at 17 mag again next winter. Now it is 18.1 mag (Sept. 24, Kunihiro Shima). It is observable in good condition in the Northern Hemisphere. But it locates low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  10 46.33   14  2.3   4.094   3.787    65   17.3   4:58 (288, 46)  
Nov. 12  10 52.93   14 39.8   4.007   3.802    71   17.3   5:04 (293, 52)  

* P/2016 Q1 ( Read )

First return of a new periodic comet discovered in 2005. Now it is 18.2 mag (Oct. 24, D. Buczynski). In the Northern Hemisphere, it will be observable at 17 mag in excellent 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)  
Nov.  5   3 53.04   23 36.0   1.863   2.821   161   17.4   0:56 (  0, 79)  
Nov. 12   3 48.76   23 17.6   1.843   2.822   169   17.3   0:25 (  0, 78)  

* 33P/Daniel

Now it is 18.4 mag (Oct. 9, Kunihiro Shima). In the Northern Hemisphere, it is observable at 17.5 mag in excellent condition from autumn to winter. It keeps extremely low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5   9 45.89   31 40.8   2.095   2.239    85   17.4   4:58 (271, 67)  
Nov. 12   9 58.29   32  9.3   2.034   2.254    89   17.3   5:04 (273, 71)  

* 2P/Encke

Now it is 17.7 mag (Oct. 22, D. Buczynski). It will pass the perihelion on Mar. 10, 2017. In the Northern Hemisphere, it keeps observable in the evening sky until late February while the comet will be brightening up to 8.5 mag. In the Southern Hemisphere, it will appear in the morning sky in late March at 8 mag, then it keeps observable while the comet will be fading.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  23 15.83    8 36.3   1.304   2.080   129   17.4  20:15 (  0, 64)  
Nov. 12  23  7.00    7 23.5   1.317   2.006   120   17.5  19:39 (  0, 62)  

* 343P/2016 P3 ( NEAT-LONEOS )

Now it is 17.7 mag (Oct. 20, J.-F. Soulier, C. Rinner, F. Kugel, J. Nicolas). It will be observable at 17.5 mag in good condition in autumn.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  22 53.57    0 56.8   1.714   2.392   121   17.5  19:54 (  0, 56)  
Nov. 12  22 57.25    0 54.8   1.769   2.375   115   17.5  19:30 (  0, 56)  

* C/2014 A4 ( SONEAR )

It brightened up to 15 mag from late 2014 to early 2016. Now it is fading slowly. Now it is 17.1 mag (Oct. 23, C. Bell). In the Northern Hemisphere, it will be observable at 16-17 mag in autumn in good condition. It locates extremely low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  21 25.80   36 50.8   5.059   5.449   108   17.5  18:28 (167, 88)  
Nov. 12  21 22.50   35 51.8   5.180   5.485   102   17.6  18:23 (101, 84)  

* C/2016 S1 ( PanSTARRS )

Now it is 17.7 mag (Oct. 22, CAO, San Pedro de Atacama). It keeps 17 mag for a long time from 2016 autumn to 2017 summer, and it keeps observable good condition all through that period in the Southern Hemisphere. In the Northern Hemisphere, it will never be observable again after this.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5   4 27.96  -52 22.4   2.234   2.712   108   17.6   1:31 (  0,  3)  
Nov. 12   4 13.93  -55 50.3   2.249   2.684   105   17.5   0:50 (  0, -1)  

* 128P/Shoemaker-Holt 1

Now it is 17.3 mag (Oct. 24, D. Buczynski). It keeps observable at 17.5 mag in good condition from autumn to winter.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5   3 30.30   17  7.9   2.101   3.078   168   17.7   0:34 (  0, 72)  
Nov. 12   3 25.81   16 41.2   2.086   3.074   175   17.6   0:02 (  0, 72)  

* 2016 PN66

Peculiar asteroid with a comet-like orbit. It is observable at 18 mag in good condition in October.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5   2 17.31  -20 29.3   2.054   2.911   143   17.9  23:16 (  0, 34)  
Nov. 12   2  4.76  -23 33.1   2.124   2.917   135   18.0  22:36 (  0, 31)  

* C/2015 B2 ( PanSTARRS )

Now it is 17.8 mag (Oct. 15, J. Oey, P. Camilleri, H. Williams). It keeps 17 mag for a long time in 2016, and it will be observable in excellent condition in the Southern Hemisphere. It is hardly observable in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  23 51.82  -46 25.5   3.358   3.771   107   17.9  20:51 (  0,  9)  
Nov. 12  23 40.63  -44 32.0   3.473   3.800   101   18.0  20:12 (  0, 11)  

* 338P/2016 N1 ( McNaught )

First return of a new periodic comet which brightened up to 16.5 mag in 2008. The condition of this apparition is very good. It was expected to brighten up to 15.5 mag in autumn and will be observable in good condition. But actually, it is 17.8 mag (Oct. 22, E. Bryssinck), fainter than originally expected by 2-3 mag.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Nov.  5  23 17.85   -5 20.3   1.584   2.305   125   18.1  20:18 (  0, 50)  
Nov. 12  23 17.60   -3 48.8   1.655   2.303   118   18.2  19:50 (  0, 51)  

---------------------------------------------------------------------

Copyright(C) Seiichi Yoshida (comet@aerith.net). All rights reserved.