Weekly Information about Bright Comets (2017 Jan. 14: North)

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Updated on January 15, 2017
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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/2016 U1 ( NEOWISE )

It brightened rapidly up to 6.8 mag (Jan. 6, Katsumi Yoshimoto). It will approach to the sun down to 0.3 a.u. on Jan. 14. Now it is not observable. It is not observable after this in the Northern Hemisphere. In the Southern Hemisphere, it will appear in the extremely low sky in the evening in late February.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14  18 40.90  -19 39.3   1.154   0.319    14    6.4   5:38 (290, -5)  
Jan. 21  19 36.14  -27 54.3   1.292   0.381    11    7.4   5:37 (294,-15)  

* 45P/Honda-Mrkos-Pajdusakova

It brightened very rapidly as predicted. Now it is very bright as 6.3 mag (Jan. 6, Maik Meyer). 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. 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)  
Jan. 14  21 12.02  -15  9.7   0.431   0.606    22    6.9  18:39 ( 70,  3)  
Jan. 21  21  3.39  -12 35.2   0.313   0.685    14    7.0  18:45 ( 78, -4)  

* C/2015 V2 ( Johnson )

Now it is 11.3 mag (Jan. 6, Maik Meyer). 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 will be observable in spring, but it keeps very low for a while.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14  15  0.19   44  7.0   2.293   2.523    91   10.5   5:38 (238, 67)  
Jan. 21  15 14.16   44 15.4   2.197   2.460    93   10.3   5:37 (236, 70)  

* C/2015 ER61 ( PanSTARRS )

Now it is 11.7 mag (Jan. 7, Thomas Lehmann). 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)  
Jan. 14  15 37.57  -21 28.9   2.444   2.072    56   11.6   5:38 (323, 24)  
Jan. 21  15 55.71  -22 14.9   2.300   1.989    59   11.3   5:37 (325, 24)  

* 2P/Encke

Already bright as 11.8 mag (Jan. 10, Thomas Lehmann). It will pass the perihelion on Mar. 10. 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)  
Jan. 14  23 13.94    4 47.7   1.389   1.204    57   12.5  18:39 ( 65, 39)  
Jan. 21  23 22.10    5 20.9   1.354   1.095    53   11.4  18:45 ( 70, 34)  

* 73P/Schwassmann-Wachmann 3

Now it is 14.2 mag (Jan. 6, Ken-ichi Kadota). 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 observable for a long time after this.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14  15 58.51  -13 40.4   1.607   1.296    53   13.0   5:38 (313, 27)  
Jan. 21  16 27.99  -15 37.2   1.540   1.237    53   12.7   5:37 (314, 25)  

* 29P/Schwassmann-Wachmann 1

Now it is not observable. It will appear in the morning sky in March.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14  20 20.80  -20 42.6   6.843   5.873     8   13.9  18:39 ( 72,-10)  
Jan. 21  20 26.68  -20 18.5   6.853   5.871     3   13.9  18:45 ( 76,-16)  

* 315P/2013 V6 ( LONEOS )

Now it is 14.9 mag (Jan. 6, Hiroshi Abe). It will brighten up to 14 mag from winter to spring, and it will be observable in excellent condition in the Northern Hemisphere. It keeps low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14  12  0.47   26 51.3   1.777   2.439   121   14.1   4:27 (  0, 82)  
Jan. 21  12  4.05   27 37.1   1.726   2.447   126   14.1   4:03 (  0, 82)  

* C/2011 KP36 ( Spacewatch )

Now it is 14.3 mag (Dec. 31, Jakub Cerny). 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)  
Jan. 14   0 49.76   -4  6.3   5.309   5.164    76   14.8  18:39 ( 31, 46)  
Jan. 21   0 53.92   -3 42.9   5.429   5.180    70   14.8  18:45 ( 41, 43)  

* C/2016 R2 ( PanSTARRS )

Now it is bright as 14.4 mag (Dec. 25, Thomas Lehmann). 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)  
Jan. 14   2 47.37  -34 29.7   5.252   5.351    90   14.9  19:11 (  0, 21)  
Jan. 21   2 46.62  -33 11.0   5.276   5.299    85   14.9  18:45 (  0, 22)  

* 237P/LINEAR

It brightened very rapidly up to 12 mag in autumn, brighter than originally expected. It will not be observable after this.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14  20 14.36  -11  3.0   3.069   2.121    12   14.9  18:39 ( 81, -6)  
Jan. 21  20 30.11   -9 55.8   3.099   2.141    10   15.3  18:45 ( 84, -9)  

* 144P/Kushida

It brightened up to 11-12 mag in autumn. Now it is fading. But it is bright as 12.5 mag still now (Jan. 7, Thomas Lehmann). It is getting higher gradually after this also in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14  13 35.99  -14 28.1   1.856   2.044    86   15.1   5:38 (352, 40)  
Jan. 21  13 42.80  -15 13.0   1.819   2.092    91   15.3   5:37 (359, 40)  

* 43P/Wolf-Harrington

It brightened up to 11-12 mag from summer to autumn. Now it is fading. But it is bright as 12.4 mag still now (Dec. 29, Jakub Cerny).

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14  12 27.60  -24 12.1   1.692   2.060    97   15.1   4:54 (  0, 31)  
Jan. 21  12 30.25  -25 19.0   1.660   2.108   102   15.3   4:29 (  0, 30)  

* 93P/Lovas 1

Now it is 14.8 mag (Dec. 31, Yuji Ohshima). It keeps 15 mag until spring. But it will be getting lower gradually after this.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14  23 38.70    6 46.9   1.953   1.766    64   15.2  18:39 ( 61, 45)  
Jan. 21  23 53.72    8 37.9   1.989   1.748    61   15.2  18:45 ( 67, 43)  

* 81P/Wild 2

It brightened up to 11 mag from spring to summer in 2016. 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)  
Jan. 14  18  1.62  -21 30.0   3.161   2.292    23   15.2   5:38 (298,  1)  
Jan. 21  18 15.90  -21 28.0   3.164   2.334    27   15.3   5:37 (299,  3)  

* 41P/Tuttle-Giacobini-Kresak

Now it is 15.4 mag (Jan. 9, Thomas Lehmann). It will approach to the earth down to 0.14 a.u. from March to April. It is expected to brighten up to 5-6 mag. It may brighten furthermore in outburst. In the Northern Hemisphere, it keeps observable in excellent condition. In the Southern Hemisphere, it will not be observable for about one month around the highlight. But it keeps observable in good condition except for that period.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14   9 25.96    7 51.7   0.607   1.545   151   15.8   1:53 (  0, 63)  
Jan. 21   9 28.70    8 40.4   0.527   1.486   158   15.2   1:28 (  0, 64)  

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

Now it is 15.8 mag (Jan. 1, Ken-ichi Kadota). It will brighten up to 12-13 mag and will be observable in good condition in 2017 summer. In this winter, it is observable until mid January in the Southern Hemisphere, or until the end of February in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14   0 12.13   15 36.1   3.678   3.565    75   15.5  18:39 ( 63, 56)  
Jan. 21   0  9.90   14 56.5   3.770   3.522    67   15.4  18:45 ( 71, 49)  

* 65P/Gunn

Now it is 15.7 mag (Jan. 4, T. Ikemura, H. Sato). It will brighten up to 14 mag from spring to summer in 2017. It locates somewhat low in the Northern Hemisphere. The perihelion distance increased from 2.4 a.u. to 2.9 a.u. in this apparition. So it will not be bright as before.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14  15 29.81  -15 34.4   3.583   3.204    59   15.6   5:38 (321, 30)  
Jan. 21  15 38.18  -16  9.5   3.482   3.191    64   15.6   5:37 (326, 31)  

* C/2016 N4 ( MASTER )

Now it is 15.8 mag (Dec. 3, Kunihiro Shima). 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)  
Jan. 14  22 56.33   -2 54.3   4.500   3.949    50   15.7  18:39 ( 62, 30)  
Jan. 21  22 59.56   -1 38.6   4.549   3.912    44   15.7  18:45 ( 68, 25)  

* 74P/Smirnova-Chernykh

Now it is 15.6 mag (Jan. 9, J. L. Martin). It will be observable at 16-17 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)  
Jan. 14   7  2.80   27  6.6   2.791   3.762   169   15.7  23:26 (  0, 82)  
Jan. 21   6 57.79   27 19.4   2.809   3.755   161   15.7  22:53 (  0, 82)  

* C/2014 B1 ( Schwartz )

Now it is 15.7 mag (Dec. 30, Sandor Szabo). 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)  
Jan. 14   9 18.99    2  3.9   8.788   9.649   149   15.9   1:46 (  0, 57)  
Jan. 21   9 17.55    2 16.4   8.735   9.644   156   15.9   1:17 (  0, 57)  

* 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 16.0 mag (Jan. 1, Yuji Ohshima). 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)  
Jan. 14   3  1.71   49 56.1   4.977   5.518   118   15.9  19:26 (180, 75)  
Jan. 21   2 58.10   48 56.1   5.136   5.585   112   16.0  18:55 (180, 76)  

* C/2014 W2 ( PanSTARRS )

It kept bright 12 mag for a long time from autum in 2015 to summer in 2016. Now it is fading. It has already faded dwon to 15.6 mag (Jan. 6, Hiroshi Abe). It is appearing in the morning sky in the Northern Hemispehre. It will be observable in late January also in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14  17  6.36   -3 44.9   4.779   4.099    41   16.0   5:38 (292, 23)  
Jan. 21  17 10.54   -4 18.6   4.758   4.149    46   16.0   5:37 (297, 27)  

* 71P/Clark

Now it is 17.2 mag (Jan. 6, Hiroshi Abe). It will brighten up to 10 mag in summer, and 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)  
Jan. 14  14 21.87   -6 15.7   2.152   2.182    78   16.3   5:38 (335, 46)  
Jan. 21  14 33.73   -7 13.5   2.036   2.144    82   16.0   5:37 (340, 46)  

* C/2015 TQ209 ( LINEAR )

Appearing in the morning sky. Now it is fading. But it must be bright as 16 mag still now.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14  16  4.78  -20 43.6   2.870   2.370    50   16.0   5:38 (317, 21)  
Jan. 21  16 15.92  -20 52.0   2.866   2.441    55   16.2   5:37 (320, 23)  

* C/2016 B1 ( NEOWISE )

It was observed at 16 mag from spring to summer in 2016. It will be observable at 16 mag also in 2017 from winter to spring.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14  17  0.57  -11 10.9   3.919   3.229    40   16.1   5:38 (299, 19)  
Jan. 21  17 10.32  -10  9.0   3.859   3.238    44   16.1   5:37 (302, 23)  

* C/2015 V1 ( PanSTARRS )

Now it is 16.5 mag (Dec. 29, Sandor Szabo). 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)  
Jan. 14   1 59.45   46  3.1   4.695   5.087   108   16.4  18:39 (166, 79)  
Jan. 21   1 56.14   44 28.0   4.775   5.056   101   16.4  18:45 (137, 76)  

* 56P/Slaughter-Burnham

It brightened up to 14.6 mag from autum to winter (Dec. 2, Kunihiro Shima). Now it is fading. It has already faded down to 16.3 mag (Jan. 5, E. Bryssinck). It will be fainter than 18 mag in March.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14   4  3.53   31 57.2   2.114   2.852   130   16.6  20:28 (  0, 87)  
Jan. 21   4  5.10   31 35.6   2.210   2.876   123   16.8  20:02 (  0, 87)  

* C/2016 A1 ( PanSTARRS )

Now it is 16.4 mag (Jan. 3, T. Ikemura, H. Sato). 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)  
Jan. 14   9 23.02   -8 53.4   5.014   5.811   140   16.6   1:50 (  0, 46)  
Jan. 21   9 17.14   -7 59.6   4.934   5.791   147   16.6   1:17 (  0, 47)  

* C/2014 OE4 ( PanSTARRS )

Now it is 16.5 mag (Dec. 26, A. Diepvens). It keeps 16.5 mag from 2016 to 2017. In the Northern Hemisphere, it keeps observable in good condition for a long time, although it becomes low temporarily in December. In the Southern Hemisphere, it will never be observable again.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14  18  1.82   36 45.8   6.637   6.249    62   16.6   5:38 (245, 33)  
Jan. 21  18  8.13   37 40.5   6.609   6.251    64   16.6   5:37 (246, 37)  

* C/2013 V4 ( Catalina )

It brightened up to 15 mag in early 2016. Now it is fading. It has already faded down to 16.3 mag (Dec. 30, Sandor Szabo). 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)  
Jan. 14  15 23.61   67  7.7   5.976   6.230   100   16.8   5:38 (200, 53)  
Jan. 21  15 28.72   67 35.3   5.988   6.258   101   16.9   5:37 (197, 54)  

* C/2016 M1 ( PanSTARRS )

Now it is 16.8 mag (Jan. 6, D. Buczynski). It is expected to brighten up to 9 mag in summer in 2018. In the Northern Hemisphere, it keeps observable until 2018 summer while the comet will be brightening. In the Southern Hemisphere, it is hardly observable in 2017, but it will be observable in good condition in 2018.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14  18 28.05   44 57.3   6.426   6.133    68   16.9   5:38 (234, 31)  
Jan. 21  18 33.85   44 53.2   6.367   6.078    68   16.9   5:37 (236, 35)  

* C/2014 R3 ( PanSTARRS )

Now it is 17.1 mag (Jan. 9, ATLAS-HKO, Haleakala). 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)  
Jan. 14  13 42.57   57 20.8   6.984   7.346   107   16.9   5:38 (191, 67)  
Jan. 21  13 39.38   57 59.6   6.939   7.352   111   16.9   5:37 (180, 67)  

* C/2015 X7 ( ATLAS )

Now it is 17.2 mag (Jan. 8, D. Buczynski). It was observed at 17 mag last winter. It will be observable at 17 mag again next winter. 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)  
Jan. 14  11 27.30   25 44.8   3.287   3.976   128   17.1   3:54 (  0, 81)  
Jan. 21  11 27.40   27 33.4   3.243   4.000   135   17.1   3:27 (  0, 82)  

* 118P/Shoemaker-Levy 4

Now it is 18.2 mag (Dec. 6, T. Ikemura, H. Sato). It was expected to be observable at 17 mag in good condition in winter. But actually, it is fainter than this ephemeris.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14  12 43.86   -1 30.6   2.129   2.539   103   17.1   5:10 (  0, 53)  
Jan. 21  12 47.40   -1 24.8   2.068   2.569   109   17.2   4:46 (  0, 53)  

* P/2015 TP200 ( LINEAR )

Now it is 16.1 mag (Dec. 30, Yuji Ohshima). 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)  
Jan. 14   6 54.36   34 58.8   2.475   3.427   162   17.2  23:18 (  0, 90)  
Jan. 21   6 50.14   34 52.5   2.509   3.434   156   17.2  22:46 (  0, 90)  

* C/2014 S2 ( PanSTARRS )

It brightened up to 8-9 mag from winter to spring in 2016. Now it is fading. It has already faded down to 17.1 mag (Dec. 6, T. Ikemura, H. Sato).

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14  13 15.21  -12 42.5   4.610   4.740    91   17.2   5:38 (359, 42)  
Jan. 21  13 14.12  -13 21.6   4.550   4.798    98   17.2   5:13 (  0, 42)  

* 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 17.1 mag (Jan. 4, T. Ikemura, H. Sato). 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)  
Jan. 14   3 46.46   61 37.2   9.008   9.583   123   17.2  20:11 (180, 63)  
Jan. 21   3 44.24   61 24.8   9.057   9.564   118   17.2  19:41 (180, 64)  

* C/2016 T2 ( Matheny )

Now it is 17.2 mag (Dec. 30, A. Diepvens). In the Northern Hemisphere, it is observable at 17-18 mag until March. It is not observable in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14  18 31.68   51  2.7   1.938   1.917    74   17.3   5:38 (227, 32)  
Jan. 21  18 33.29   53 43.5   1.899   1.928    76   17.2   5:37 (225, 37)  

* 94P/Russell 4

Now it is 17.7 mag (Jan. 7, Mt. Lemmon Survey). It will be observable at 17.5 mag in good condition from winter to spring.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14  14 19.38   -8 10.1   2.278   2.295    78   17.4   5:38 (337, 44)  
Jan. 21  14 29.03   -8 54.2   2.207   2.306    83   17.4   5:37 (342, 44)  

* C/2013 X1 ( PanSTARRS )

It brightened up to 6.2 mag in June in 2016 (June 24, Marco Goiato). Now it is fading. It has already faded down to 17.1 mag (Jan. 6, B. Lutkenhoner, W. F. Cashwell). In the Southern Hemisphee, it keeps observable in excellent condition after this. It keeps low in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14  15  6.50  -33 19.0   4.074   3.706    61   17.4   5:38 (335, 17)  
Jan. 21  15  4.98  -33 43.7   4.025   3.777    68   17.6   5:37 (341, 18)  

* 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)  
Jan. 14   1 22.35    8 17.6   1.148   1.490    88   17.6  18:39 ( 27, 61)  
Jan. 21   1 43.24   10 50.1   1.227   1.531    86   18.1  18:45 ( 35, 62)  

* C/2017 A3 ( Elenin )

Now it is 17.3 mag (Jan. 8, CAO, San Pedro de Atacama). It is observable at 17.5 mag in good condition in this winter in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14   6 36.96  -49  3.4   3.493   3.911   108   17.6  22:59 (  0,  6)  
Jan. 21   6 25.16  -46 59.8   3.481   3.911   108   17.6  22:20 (  0,  8)  

* 330P/2015 U1 ( Catalina )

Now it is 18.9 mag (Dec. 27, K. Hills). It is observable at 18 mag in good condition from January to March.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Jan. 14  10 53.04   -6 20.2   2.442   3.121   125   17.9   3:20 (  0, 49)  
Jan. 21  10 51.47   -7  1.1   2.388   3.137   132   17.9   2:51 (  0, 48)  

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