Weekly Information about Bright Comets (2016 Aug. 6: South)

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Updated on August 6, 2016
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Best time and the azimuth, altitude (A,h) are at lat. 35 deg in the Southern Hemisphere.
Azimuth indicates 0 for south, 90 for west, 180 for north, 270 for east.

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* 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 8.8 mag (July 31, Marco Goiato). It is observable in excellent condition in the Southern Hemisphere. In the Northern Hemisphere, it locates low in the south.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  14 23.57  -31 29.3   1.747   2.023    90    9.3  18:48 ( 95, 72)  
Aug. 13  14 19.78  -30 13.0   1.969   2.095    82    9.7  18:52 ( 92, 64)  

* 9P/Tempel 1

Now it is 11.9 mag (July 31, Chris Wyatt). It keeps 11-12 mag until September. In the Northern Hemisphere, it keeps low for a long time after this.. In the Southern Hemisphere, it keeps observable in good condition for a long time.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  13 52.53  -11 50.5   1.421   1.543    76   11.5  18:48 (124, 55)  
Aug. 13  14 10.14  -14 18.0   1.464   1.546    74   11.6  18:52 (117, 54)  

* 144P/Kushida

It became so bright as 8 mag in 2009. Appearing in the morning sky. In the Northern Hemispehre, it will be observable at 11-12 mag from summer to autumn. In the Southern Hemisphere, it keeps extremely low for a long time until autumn. Now it is 15.2 mag (Aug. 1, Jean-Francois Soulier), fainter than this ephemeris.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6   6 59.55   21 54.1   2.247   1.459    29   11.9   5:23 (240,  3)  
Aug. 13   7 24.04   20 58.5   2.218   1.446    30   11.6   5:17 (242,  3)  

* 81P/Wild 2

Now it is 11.1 mag (July 31, Chris Wyatt). It is not observable now in the Northern Hemisphere. It will be unobservable in September also in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  11 16.16    6 36.0   2.343   1.601    33   12.0  18:48 (108, 14)  
Aug. 13  11 35.46    4 38.0   2.375   1.610    32   12.1  18:52 (105, 13)  

* 43P/Wolf-Harrington

Now it is 12.3 mag (Aug. 4, Michael Jager). It is observable at 12 mag from summer to autumn. Now it is appearing in the morning sky, but it keeps low for some time.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6   6 30.53   23  5.5   2.038   1.367    36   12.1   5:23 (235,  7)  
Aug. 13   6 55.70   21 38.5   2.015   1.360    37   12.1   5:17 (237,  8)  

* C/2014 S2 ( PanSTARRS )

It brightened up to 8-9 mag from winter to spring. Now it is fading. It has already faded down to 12.9 mag (July 23, Chris Wyatt). It will be unobservable soon. But it will appear in the morning sky at 14 mag in autumn.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  11 44.45   14  4.2   4.143   3.409    38   12.5  18:48 (119, 14)  
Aug. 13  11 50.04   12 22.7   4.262   3.465    33   12.6  18:52 (113, 11)  

* 237P/LINEAR

It brightened rapidly up to 13.5 mag (July 31, Chris Wyatt). It will be observable at 12-13 mag until autumn.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  14  5.93  -13 25.2   1.968   2.055    80   12.9  18:48 (127, 58)  
Aug. 13  14 18.34  -13 44.6   2.026   2.042    76   12.8  18:52 (120, 55)  

* (3200) Phaethon

It passes the perihelion on Aug. 19. It is not observable now. In the Northern Hemisphere, it will be observable at 15 mag in good condition from September to October. In the Southern Hemisphere, it is not observable until November.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6   8 24.33   16 38.1   1.461   0.492     9   14.6   5:23 (256,-10)  
Aug. 13   9 15.88   12 12.0   1.299   0.300     4   13.1   5:17 (264,-13)  

* 29P/Schwassmann-Wachmann 1

Outburst occured on July 28, and it brightened up to 13.2 mag (July 31, Chris Wyatt). It is observable in excellent condition in the Southern Hemisphere. Marco Goiato reported it was 10.8 mag with a diameter of 3 arcmin on Aug. 2.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  19 24.23  -25 47.3   4.980   5.915   154   13.3  22:22 (180, 81)  
Aug. 13  19 21.39  -25 45.1   5.032   5.913   147   13.3  21:52 (180, 81)  

* C/2014 W2 ( PanSTARRS )

Now it is 13.5 mag (July 28, Chris Wyatt). It will be fading gradually after August. In the Northern Hemisphere, it keeps observable until early November. It becomes observable in the evening sky from July to September also in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  15  9.52   36 41.6   3.074   3.083    81   13.3  18:48 (172, 18)  
Aug. 13  15 11.45   33 19.3   3.170   3.119    77   13.4  18:52 (165, 20)  

* C/2015 TQ209 ( LINEAR )

It will brighten up to 13 mag in summer. But 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)  
Aug.  6   8 43.65   11 13.8   2.447   1.447     7   13.5   5:23 (264,-11)  
Aug. 13   9  7.53    9 31.4   2.426   1.429     7   13.5   5:17 (266,-10)  

* 53P/Van Biesbroeck

Now it is very bright as 12.5 mag (Aug. 3, Marco Goiato). It keeps observable in good condition for a while.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  21  2.96  -13 52.5   1.541   2.555   177   13.7   0:05 (180, 69)  
Aug. 13  20 59.42  -14 32.5   1.565   2.573   172   13.8  23:30 (180, 70)  

* C/2016 A8 ( LINEAR )

Now it is so bright as 12.7 mag (Aug. 4, Thomas Lehmann). It is observable in excellent condition in the Northern Hemispehre. In the Southern Hemisphere, it keeps locating low until August, but it will be observable in good condition after September.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6   0 12.09   46  4.7   1.381   1.905   104   14.2   3:15 (180,  9)  
Aug. 13  23 27.90   45 27.3   1.235   1.893   114   13.9   2:04 (180,  9)  

* C/2011 KP36 ( Spacewatch )

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

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6   0 51.56    1 44.2   4.309   4.911   121   14.1   3:53 (180, 53)  
Aug. 13   0 52.17    1 22.6   4.229   4.916   127   14.0   3:26 (180, 54)  

* C/2013 US10 ( Catalina )

It brightened up to 6 mag from autumn to winter. Now it is fading. It has already faded down to 13.9 mag (July 14, Katsumi Yoshimoto). In the Northern Hemisphere, it will be getting higher in the morning sky. It is not observable after this in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6   6  1.30   49  4.6   4.462   3.875    49   14.1   5:23 (213, -7)  
Aug. 13   6  3.48   49 36.4   4.451   3.952    54   14.2   5:17 (210, -6)  

* C/2015 V2 ( Johnson )

Now it is 14.2 mag (July 23, Artyom Novichonok). It is expected to brighten up to 7 mag in 2017 summer. In the Northern Hemisphere, it becomes low temporarily in summer, but 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)  
Aug.  6   9 25.35   52 30.1   4.816   4.040    36   14.5  18:48 (135,-30)  
Aug. 13   9 38.36   52  0.1   4.732   3.975    37   14.4  18:52 (134,-33)  

* 118P/Shoemaker-Levy 4

It is not observable now. It will be observable at 16.5 mag in September in the Northern Hemisphere, or in November in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6   8 11.45   16 30.0   2.996   2.020    12   14.7   5:23 (255, -7)  
Aug. 13   8 28.11   15 46.4   2.991   2.031    15   14.8   5:17 (255, -6)  

* C/2015 T4 ( PanSTARRS )

Now it is bright as 14.9 mag (May 4, Hidetaka Sato). It keeps 15 mag until autumn. In the Southern Hemisphere, it keeps observable for a long time. It will be unobservable after this in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6   9 11.96  -56  2.5   2.451   2.358    72   15.0  18:48 ( 37, 24)  
Aug. 13   9 48.09  -57 11.9   2.487   2.377    71   15.1  18:52 ( 36, 25)  

* 77P/Longmore

Now it is 14.2 mag (July 2, Chris Wyatt). In the Northern Hemisphere, it will be unobservable soon. In the Southern Hemisphere, it keeps observable in good condition until autumn. But it will be fading slowly after this.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  13 26.78  -26 41.2   2.421   2.404    76   15.4  18:48 ( 95, 59)  
Aug. 13  13 37.29  -27 47.3   2.507   2.415    73   15.6  18:52 ( 90, 55)  

* 146P/Shoemaker-LINEAR

Now it is 15.4 mag (July 3, Hidetaka Sato), brighter than originally predicted. Now it is brightest. In the Southern Hemisphere, it keeps observable until winter, but it locates somewhat low. In the Northern Hemisphere, it will be getting higher after this, and it will be observable in excellent condition.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6   4 54.53   17  0.4   1.721   1.492    59   15.5   5:23 (221, 27)  
Aug. 13   5 12.43   18 52.2   1.704   1.516    61   15.7   5:17 (219, 26)  

* 116P/Wild 4

Now it is 13.9 mag (July 2, Chris Wyatt). It will be fading gradually after this. It is observable in excellent condition in the Southern Hemisphere. But it locates somewhat low in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  15 37.23  -23 12.7   2.166   2.601   103   15.6  18:48 (167, 78)  
Aug. 13  15 43.97  -23 29.4   2.274   2.624    98   15.8  18:52 (143, 76)  

* C/2015 ER61 ( PanSTARRS )

Now it is 16.6 mag (July 31, Thomas Lehmann). It will be unobservable temporarily from summer to autumn. Then 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.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  11 37.78   -2  3.9   4.583   3.891    42   15.7  18:48 (105, 23)  
Aug. 13  11 43.68   -2 34.9   4.577   3.817    37   15.6  18:52 (100, 18)  

* 339P/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 is expected to brighten up to 15.5 mag in autumn and will be observable in good condition. Now it is 18.8 mag (July 3, E. Schwab, D. Abreu), fainter than predicted by 2 mag.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6   0 30.08  -17 11.8   1.640   2.430   131   16.0   3:32 (180, 72)  
Aug. 13   0 28.26  -16 48.8   1.568   2.414   137   15.8   3:02 (180, 72)  

* C/2015 O1 ( PanSTARRS )

Now it is 16.8 mag (June 25, Alexander Baransky). It will be observable at 13 mag for a long time from 2017 to 2018. In 2016, it keeps observable at 16-17 mag in good condition until autumn.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  19  9.20  -10  2.8   5.130   6.038   151   16.2  22:07 (180, 65)  
Aug. 13  19  2.76   -9 53.3   5.151   5.995   143   16.1  21:33 (180, 65)  

* C/2015 WZ ( PanSTARRS )

It brightened up to 10-11 mag in May. Now it is fading rapidly. It has already faded down to 15.8 mag (July 9, Ken-ichi Kadota). It keeps observable in good condition until September.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  15  4.71   15 39.2   1.904   2.087    85   16.4  18:48 (166, 39)  
Aug. 13  15  0.10   12  3.7   2.096   2.156    79   16.9  18:52 (154, 39)  

* C/2016 B1 ( NEOWISE )

Now it is 16.2 mag (June 29, iTelescope Observatory, Siding Spring). It keeps 16 mag for a long time from 2016 to 2017. In 2016, it is observable in excellent condition in the Southern Hemisphere, but it locates extremely low in the Northern Hemispehre.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  13  1.11  -21 43.2   3.627   3.406    69   16.4  18:48 ( 99, 51)  
Aug. 13  13  9.90  -21  4.6   3.696   3.384    64   16.4  18:52 ( 95, 46)  

* 56P/Slaughter-Burnham

Now it is 16.2 mag (July 5, Hidetaka Sato). It will be observable at 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)  
Aug.  6   3 39.80   25 46.8   2.573   2.513    75   16.6   5:23 (200, 26)  
Aug. 13   3 50.16   26 42.3   2.498   2.516    79   16.5   5:17 (197, 26)  

* C/2016 N4 ( MASTER )

Now it is 16.2 mag (July 16, G. Borisov, A. Novichonok). 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)  
Aug.  6   0 21.49  -18  5.7   4.157   4.907   133   16.7   3:23 (180, 73)  
Aug. 13   0 16.99  -18  4.1   4.041   4.863   140   16.6   2:51 (180, 73)  

* C/2014 W11 ( PanSTARRS )

It brightened very rapidly in 2015 spring, and reached up to 13.8 mag (2015 May 11, Sandor Szabo). Now it is 15.7 mag (June 7, Yasukazu Ikari). In the Northern Hemisphere, it will be unobservable in August. In the Southern Hemisphere, it keeps observable until October, but it will be fading.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  14  1.39  -24 44.0   4.547   4.541    83   16.6  18:48 (106, 65)  
Aug. 13  14  6.45  -24 49.0   4.677   4.571    77   16.8  18:52 (100, 59)  

* 226P/Pigott-LINEAR-Kowalski

Now it is very bright as 14.7 mag (July 31, Thomas Lehmann). It had been lost for a long time over 200 years since its discovery in 1783. The condition of this apparition is excellent, and it will brighten up to 15 mag in autumn. In the Northern Hemisphere, it will be getting higher rapidly after this, and will be observable in excellent condition from summer to winter. In the Southern Hemisphere, it keeps observable in good condition until November.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6   4 21.55   -1 26.4   1.830   1.799    72   16.9   5:23 (226, 46)  
Aug. 13   4 32.51    0 29.1   1.758   1.790    75   16.7   5:17 (222, 46)  

* C/2014 OE4 ( PanSTARRS )

Now it is 16.1 mag (July 7, Kunihiro Shima). It keeps 16.5 mag from 2016 to 2017. It is observable in good condition in the Northern Hemisphere. In the Southern Hemisphere, it locates low in 2016, and it is not observable in 2017.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  16 33.14   35 22.4   6.095   6.305    97   16.7  19:32 (180, 20)  
Aug. 13  16 32.00   35  8.9   6.155   6.298    93   16.7  19:03 (180, 20)  

* 219P/LINEAR

Now it is 17.1 mag (June 14, Mt. Lemmon Survey). It will brighten up to 16.5 mag in summer and will be observable in good condition.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  17 34.14  -10 59.3   1.934   2.687   128   16.7  20:33 (180, 66)  
Aug. 13  17 34.11  -11  6.4   1.986   2.667   122   16.7  20:05 (180, 66)  

* C/2014 A4 ( SONEAR )

It brightened up to 15 mag from late 2014 to early 2016. Now it is fading slowly. Now it is 16.6 mag (June 16, Catalina Sky Survey). In the Northern Hemisphere, it will be observable at 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)  
Aug.  6  23 33.15   43 20.7   4.563   5.017   111   16.9   2:35 (180, 12)  
Aug. 13  23 22.21   43 55.4   4.518   5.048   116   16.9   1:57 (180, 11)  

* C/2014 R3 ( PanSTARRS )

Now it is 17.0 mag (June 16, Catalina Sky Survey). 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, although it becomes low temporarily in autumn. It is not observable in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  13  1.51   63 22.4   7.704   7.276    61   16.9  18:48 (162,-14)  
Aug. 13  13  2.17   62 17.3   7.726   7.276    60   16.9  18:52 (158,-15)  

* C/2016 K1 ( LINEAR )

Now it is 17.5 mag (June 17, Catalina Sky Survey). It keeps 17-18 mag until autumn. It keeps observable in excellent condition in the Northern Hemisphere. It will be getting lower gradually in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  21 19.69   32 27.2   1.514   2.307   130   17.0   0:23 (180, 23)  
Aug. 13  20 52.01   34 57.6   1.537   2.318   129   17.1  23:20 (180, 20)  

* 47P/Ashbrook-Jackson

Now it is 18.4 mag (June 30, C. Jacques, E. Pimentel, J. Barros). It will brighten up to 16 mag and will be observable in good condition in 2017. In 2016, it is observable in excellent condition in the Southern Hemisphere, but it keeps low in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  18 43.06  -39 35.1   2.432   3.289   141   17.2  21:41 (  0, 85)  
Aug. 13  18 39.73  -39  7.0   2.473   3.271   135   17.2  21:11 (  0, 86)  

* C/2012 F3 ( PanSTARRS )

It brightened up to 13-14 mag from 2014 to 2015. Now it is fading. It has already faded down to 16.6 mag (June 5, Space Surveillance Telescope, Atom Site). It will be observable at 17 mag in 2016.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  23 23.36   -3 45.0   4.661   5.510   143   17.3   2:25 (180, 59)  
Aug. 13  23 21.35   -4  6.8   4.647   5.555   150   17.3   1:56 (180, 59)  

* C/2015 B2 ( PanSTARRS )

Now it is 17.8 mag (June 30, A. Maury, J.-B. de Vanssay, J.-F. Soulier, J.-G. Bosch, T. Noel). 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)  
Aug.  6   3 29.61  -43 20.1   3.204   3.476    97   17.3   5:23 (307, 75)  
Aug. 13   3 21.97  -44 49.0   3.140   3.493   101   17.3   5:17 (326, 78)  

* C/2014 Q2 ( Lovejoy )

It brightened up to 3.7 mag and became a naked eye comet in mid January in 2015 (Jan. 13, Marek Biely). Now it is fading. It has already faded down to 17.1 mag (July 3, Kunihiro Shima). In the Northern Hemisphere, it keeps observable for a long time until the comet fades out. It locates somewhat low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  17 18.77   21 13.9   5.905   6.368   112   17.4  20:17 (180, 34)  
Aug. 13  17 16.76   20 16.9   6.037   6.428   108   17.5  19:48 (180, 35)  

* 22P/Kopff

It brightened up to 10 mag in 2015 autumn. Now it is appearing in the morning sky. However, it has already faded down to 16.8 mag (June 13, iTelescope Observatory, Siding Spring).

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6   3 26.45   13 51.2   2.916   2.934    81   17.4   5:23 (200, 39)  
Aug. 13   3 31.18   13 58.7   2.857   2.974    86   17.5   5:17 (195, 40)  

* 340P/2016 N2 ( Boattini )

First return of a new periodic comet discovered in 2008. Now it is 18.0 mag (July 9, Kunihiro Shima). It keeps observable at 17.5 mag until autumn.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  20 17.56  -18 54.8   2.110   3.110   168   17.5  23:15 (180, 74)  
Aug. 13  20 13.22  -19  4.8   2.130   3.104   160   17.5  22:44 (180, 74)  

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

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)  
Aug.  6   3 40.89   30  5.6   4.854   4.679    74   17.6   5:23 (198, 22)  
Aug. 13   3 39.27   30 25.1   4.678   4.628    80   17.5   5:17 (193, 23)  

* C/2014 N3 ( NEOWISE )

It was observed at 14-15 mag from 2014 to 2015. Now it is fading. In the Northern Hemisphere, it keeps observable in excellent condition until winter when the comet will be fainter than 18 mag. It is not observable in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6   4 14.66   70 50.1   6.075   5.781    68   17.5   5:23 (189,-18)  
Aug. 13   4 23.33   72  4.5   6.053   5.822    72   17.6   5:17 (188,-19)  

* 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 (Apr. 3, 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)  
Aug.  6   4 33.35   53 37.7  10.459  10.049    63   17.6   5:23 (199, -3)  
Aug. 13   4 36.20   54 11.8  10.351  10.027    68   17.6   5:17 (196, -3)  

* C/2015 H2 ( PanSTARRS )

Now it is 17.7 mag (June 12, B. Lutkenhoner). It keeps observable at 17.5 mag in good condition from spring to autumn in the Southern Hemisphere. It is not observable in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  17 33.45  -61 23.5   4.364   4.976   121   17.7  20:33 (  0, 64)  
Aug. 13  17 33.95  -60 37.0   4.423   4.973   117   17.7  20:06 (  0, 64)  

* 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)  
Aug.  6  19 45.79  -31 21.1   0.724   1.703   156   18.1  22:44 (180, 86)  
Aug. 13  19 38.97  -31 59.2   0.702   1.655   149   17.7  22:09 (180, 87)  

* C/2010 S1 ( LINEAR )

It was observed as bright as 13-14 mag for a long time from 2011 to 2014. Now it is fading. It is observable in excellent condition in the Southern Hemisphere. It locates extremely low in the Northern Hemisphere. No observations have been reported since August, 2015.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  17  3.19  -37 34.4   9.239   9.834   123   17.7  20:02 (  0, 87)  
Aug. 13  17  0.61  -37 33.7   9.375   9.868   116   17.8  19:32 (  0, 87)  

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

It has brightened in outburst up to 14 mag twice, in 2006 January and 2011 May. It is observable at 17 mag in good condition in autumn.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6   1 27.96    7 25.1   5.804   6.234   110   17.9   4:29 (180, 47)  
Aug. 13   1 28.22    7 22.3   5.715   6.246   117   17.8   4:02 (180, 48)  

* C/2014 Y1 ( PanSTARRS )

Now it is 17.1 mag (July 9, Kunihiro Shima). It was expected to brighten up to 14 mag from winter to summer. But it is much fainter actually. It will be observable in excellent condition in the Southern Hemisphere. It locates low in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Aug.  6  16 16.56  -38 21.7   2.613   3.167   114   19.0  19:16 (  0, 87)  
Aug. 13  16 21.87  -38  8.6   2.746   3.219   108   19.2  18:54 (  0, 87)  

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