Weekly Information about Bright Comets (2017 Feb. 4: South)

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Updated on February 8, 2017
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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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* 45P/Honda-Mrkos-Pajdusakova

Now it is 6.9 mag (Feb. 6, Seiichi Yoshida). It will approach to the earth down to 0.08 a.u. to the earth in mid February, and it will be observable at 6 mag in good condition. In the Northern Hemisphere, it will be getting higher very rapidly in the morning sky. It will appear in the morning sky soon also in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4  19 40.60    1 12.1   0.128   0.875    28    6.7   3:47 (278,-13)  
Feb. 11  16 52.46   24 15.8   0.083   0.975    79    6.4   3:57 (230, 12)  

* 2P/Encke

Already bright as 10.7 mag (Jan. 31, Thomas Lehmann). It will pass the perihelion on Mar. 10. In the Northern Hemisphere, it stays 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 stays observable while the comet will be fading.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4  23 41.44    6 41.8   1.234   0.861    43   10.3  20:39 ( 96, -3)  
Feb. 11  23 52.01    7 19.8   1.146   0.736    39    9.7  20:30 ( 96, -5)  

* C/2015 V2 ( Johnson )

Now it is 10.4 mag (Jan. 30, Thomas Lehmann). It is expected to brighten up to 7 mag in summer. In the Northern Hemisphere, it stays observable in good condition until the highlight while the comet will be brightening. In the Southern Hemisphere, it stays extremely low for a while.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4  15 40.19   44 44.0   2.013   2.335    96    9.9   3:47 (210,  1)  
Feb. 11  15 51.94   45  3.7   1.924   2.275    97    9.7   3:57 (206,  3)  

* C/2016 U1 ( NEOWISE )

It brightened rapidly up to 6.8 mag (Jan. 6, Katsumi Yoshimoto). It approached to the sun down to 0.3 a.u. on Jan. 14. Michael Mattiazzo reported that the comet was visible in the SWAN images from Jan. 19 to Jan. 29 while it faded from 5 mag to 7 mag. 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)  
Feb.  4  21 27.87  -33 36.1   1.531   0.664    17   10.1  20:39 ( 45, -2)  
Feb. 11  22 13.39  -33 17.6   1.657   0.814    20   11.2  20:30 ( 49,  1)  

* C/2015 ER61 ( PanSTARRS )

Now it is 11.2 mag (Feb. 1, Chris Wyatt). It is expected to brighten up to 7 mag in spring. But it locates somewhat low at the high light.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4  16 35.76  -23 23.9   2.020   1.825    64   10.6   3:47 (273, 39)  
Feb. 11  16 58.37  -23 45.8   1.888   1.743    66   10.3   3:57 (272, 42)  

* 73P/Schwassmann-Wachmann 3

Now it is 13.4 mag (Jan. 28, Piotr Guzik). It will brighten up to 12 mag from winter to spring. In the Northern Hemisphere, it will be unobservable soon. In the Southern Hemisphere, it stays observable for a long time after this.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4  17 33.20  -18 55.9   1.438   1.131    51   12.3   3:47 (276, 25)  
Feb. 11  18  8.55  -20  7.2   1.406   1.085    50   12.2   3:57 (277, 26)  

* 41P/Tuttle-Giacobini-Kresak

Now it is 12.8 mag (Jan. 29, Jakub Cerny). 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. It is observable in excellent condition in the Northern Hemisphere. In the Southern Hemisphere, it will not be observable for about one month around the highlight. But it stays observable in good condition except for that period.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4   9 32.18   12  5.7   0.388   1.372   173   13.9   0:37 (180, 43)  
Feb. 11   9 33.68   15  2.2   0.331   1.318   178   12.7   0:10 (180, 40)  

* 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)  
Feb.  4  20 38.37  -19 28.4   6.842   5.868     8   13.9   3:47 (303,-10)  
Feb. 11  20 44.13  -19  2.6   6.819   5.866    13   13.9   3:57 (298, -5)  

* 315P/2013 V6 ( LONEOS )

Now it is 13.7 mag (Jan. 24, Juan Jose Gonzalez). It is observable in excellent condition in the Northern Hemisphere. It stays low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4  12  6.74   29 19.6   1.646   2.465   137   14.1   3:11 (180, 26)  
Feb. 11  12  5.85   30 11.2   1.620   2.477   142   14.1   2:42 (180, 25)  

* 103P/Hartley 2

It has not been observed yet in this apparition. The condition of this apparition is worst. It will brighten up to 10 mag in spring, but not observable at all.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4  21 37.97   -6  3.3   2.410   1.461    12   14.9  20:39 ( 67,-20)  
Feb. 11  21 59.08   -4 36.2   2.361   1.404    10   14.5  20:30 ( 69,-21)  

* C/2016 R2 ( PanSTARRS )

Now it is bright as 14.4 mag (Jan. 14, 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 stays low for a while in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4   2 47.29  -30 26.1   5.326   5.193    76   14.8  20:39 ( 85, 54)  
Feb. 11   2 48.64  -29  1.6   5.350   5.141    72   14.8  20:30 ( 85, 50)  

* C/2011 KP36 ( Spacewatch )

Now it is 14.3 mag (Dec. 31, Jakub Cerny). It will be fading slowly after this.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4   1  3.31   -2 50.4   5.657   5.214    58   14.9  20:39 (100, 19)  
Feb. 11   1  8.45   -2 22.0   5.764   5.232    53   15.0  20:30 ( 99, 16)  

* 93P/Lovas 1

Now it is 14.8 mag (Dec. 31, Yuji Ohshima). It stays 15 mag until spring. But it is already unobservable in the Southern Hemisphere. It will be getting lower gradually after this also in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4   0 25.89   12 26.4   2.061   1.720    56   15.1  20:39 (107,  3)  
Feb. 11   0 42.98   14 21.8   2.096   1.711    53   15.1  20:30 (109,  1)  

* 71P/Clark

Now it is 16.9 mag (Jan. 26, Alexander Baransky). 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)  
Feb.  4  14 57.26   -9  2.5   1.809   2.069    90   15.5   3:47 (238, 50)  
Feb. 11  15  8.83   -9 53.7   1.699   2.032    94   15.2   3:57 (231, 55)  

* 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. 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)  
Feb.  4  15 53.84  -17 12.3   3.271   3.165    75   15.4   3:47 (260, 44)  
Feb. 11  16  0.99  -17 40.1   3.162   3.153    80   15.3   3:57 (255, 50)  

* 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 summer. It ia already unobservable in the Southern Hemisphere. It will be unobservable soon also in the Northern Hemisphere. It will appear in the morning sky in May.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4   0  7.84   13 59.9   3.933   3.436    53   15.4  20:39 (106, -2)  
Feb. 11   0  7.77   13 41.5   4.001   3.395    46   15.4  20:30 (103, -6)  

* 81P/Wild 2

It brightened up to 11 mag from spring to summer in 2016. It is appearing in the morning sky again. It will be observable at 16-17 mag in good condition from spring to summer.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4  18 42.89  -21 10.5   3.154   2.416    35   15.5   3:47 (288, 12)  
Feb. 11  18 55.54  -20 56.1   3.141   2.458    39   15.6   3:57 (284, 17)  

* C/2015 O1 ( PanSTARRS )

Now it is 16.7 mag (Nov. 3, Kunihiro Shima). It will be observable at 13 mag for a long time from 2017 to 2018. It is appearing in the morning sky again in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4  19  3.12   -2 41.1   5.759   4.974    34   15.6   3:47 (275, -3)  
Feb. 11  19  5.47   -1 53.9   5.655   4.936    39   15.5   3:57 (269,  4)  

* 43P/Wolf-Harrington

It brightened up to 11-12 mag from summer to autumn. Now it is fading. But it is bright as 13.6 mag still now (Jan. 24, Seiichi Yoshida).

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4  12 30.57  -26 57.6   1.600   2.206   114   15.5   3:35 (180, 82)  
Feb. 11  12 28.23  -27 26.2   1.576   2.254   121   15.7   3:05 (180, 83)  

* 144P/Kushida

It brightened up to 11-12 mag in autumn. Now it is fading. But it is bright as 13.9 mag still now (Jan. 24, Seiichi Yoshida).

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4  13 52.29  -16 18.1   1.743   2.190   103   15.7   3:47 (224, 66)  
Feb. 11  13 54.79  -16 37.6   1.706   2.240   109   15.9   3:57 (205, 70)  

* 74P/Smirnova-Chernykh

Now it is 15.6 mag (Jan. 9, J. L. Martin). It stays observable at 16 mag in good condition until spring. It locates low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4   6 49.40   27 36.8   2.885   3.740   145   15.8  21:50 (180, 27)  
Feb. 11   6 46.38   27 41.6   2.942   3.733   137   15.8  21:20 (180, 27)  

* C/2014 B1 ( Schwartz )

Now it is 15.6 mag (Jan. 26, Alexander Baransky). It stays 16-17 mag for a long time from 2016 to 2019. It stays near by the equator.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4   9 14.34    2 47.0   8.673   9.634   166   15.9   0:19 (180, 52)  
Feb. 11   9 12.69    3  4.6   8.664   9.629   167   15.9  23:46 (180, 52)  

* 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)  
Feb.  4  17 28.73   -7 47.2   3.728   3.259    54   16.1   3:47 (266, 20)  
Feb. 11  17 37.30   -6 26.9   3.658   3.272    59   16.1   3:57 (260, 25)  

* C/2014 W2 ( PanSTARRS )

It stayed 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).

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4  17 17.56   -5 18.0   4.688   4.249    58   16.2   3:47 (262, 21)  
Feb. 11  17 20.30   -5 44.4   4.641   4.299    63   16.2   3:57 (257, 28)  

* C/2013 US10 ( Catalina )

It brightened up to 6 mag from autumn in 2015 to early 2016. 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)  
Feb.  4   2 54.46   47  9.2   5.475   5.717    99   16.3  20:39 (154,  0)  
Feb. 11   2 54.13   46 23.6   5.651   5.783    92   16.4  20:30 (151, -1)  

* C/2015 TQ209 ( LINEAR )

It has not been observed since last April. 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)  
Feb.  4  16 35.44  -20 54.4   2.843   2.583    64   16.4   3:47 (271, 38)  
Feb. 11  16 43.73  -20 49.3   2.824   2.654    70   16.5   3:57 (266, 43)  

* 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 stays observable in good condition for a long time while the comet will be brightening. It is not observable until summer in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4   1 52.90   41 36.6   4.950   4.997    87   16.5  20:39 (142, -2)  
Feb. 11   1 52.67   40 21.5   5.041   4.968    80   16.5  20:30 (138, -4)  

* C/2016 A1 ( PanSTARRS )

Now it is 16.4 mag (Jan. 3, T. Ikemura, H. Sato). It stays 16 mag for a long time from 2017 to 2018.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4   9  4.53   -5 52.3   4.827   5.752   157   16.5   0:09 (180, 61)  
Feb. 11   8 58.08   -4 40.3   4.802   5.733   158   16.5  23:30 (180, 60)  

* C/2014 OE4 ( PanSTARRS )

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

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4  18 20.41   39 45.1   6.548   6.256    68   16.6   3:47 (233,-18)  
Feb. 11  18 26.29   40 54.6   6.516   6.259    70   16.6   3:57 (229,-13)  

* 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 stays 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)  
Feb.  4  18 44.84   45  2.1   6.238   5.968    69   16.7   3:47 (231,-24)  
Feb. 11  18 49.92   45 14.8   6.168   5.912    70   16.7   3:57 (228,-19)  

* 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 stays 17 mag until 2017. In the Northern Hemisphere, it stays 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)  
Feb.  4  13 29.79   59 17.4   6.869   7.365   116   16.9   3:47 (186, -5)  
Feb. 11  13 23.35   59 53.7   6.847   7.372   118   16.9   3:57 (180, -5)  

* 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 stays 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)  
Feb.  4  15 35.32   68 38.6   6.021   6.315   102   16.9   3:47 (195,-18)  
Feb. 11  15 36.58   69 12.8   6.043   6.343   103   16.9   3:57 (192,-17)  

* P/2015 TP200 ( LINEAR )

Now it is 16.1 mag (Dec. 30, Yuji Ohshima). It is observable in excellent condition in the Northern Hemisphere. It locates low in the Southern Hemisphere. It will be fainter than 18 mag in March.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4   6 43.92   34 26.7   2.617   3.452   142   17.0  21:45 (180, 21)  
Feb. 11   6 42.25   34  8.5   2.687   3.461   135   17.1  21:16 (180, 21)  

* 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)  
Feb.  4  11 25.08   31 16.7   3.195   4.049   145   17.1   2:29 (180, 24)  
Feb. 11  11 22.78   33  6.3   3.193   4.075   149   17.1   1:59 (180, 22)  

* 213P/Van Ness

It has not been observed yet in this apparition. It will brighten up to 12 mag in summer. It will be 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)  
Feb.  4  16 57.27  -31 27.3   2.970   2.604    59   17.3   3:47 (285, 38)  
Feb. 11  17 10.35  -31 52.4   2.864   2.575    63   17.1   3:57 (283, 43)  

* 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)  
Feb.  4   4 11.85   31  1.2   2.421   2.926   111   17.1  20:39 (160, 21)  
Feb. 11   4 16.83   30 48.5   2.534   2.952   105   17.3  20:30 (157, 20)  

* 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 stays 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)  
Feb.  4   3 42.00   60 57.9   9.175   9.526   108   17.2  20:39 (166, -9)  
Feb. 11   3 42.00   60 44.6   9.242   9.508   102   17.2  20:30 (164,-10)  

* 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)  
Feb.  4  12 50.80   -0 46.8   1.958   2.629   123   17.2   3:47 (183, 56)  
Feb. 11  12 50.60   -0 14.9   1.912   2.659   130   17.3   3:27 (180, 55)  

* 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)  
Feb.  4  18 33.41   60 31.0   1.819   1.960    83   17.2   3:47 (214,-29)  
Feb. 11  18 30.12   64 38.3   1.782   1.982    86   17.2   3:57 (208,-26)  

* C/2016 VZ18 ( PanSTARRS )

Now it is 19.4 mag (Jan. 25, D. Abreu, et al.). Small comet, but it approaches to the sun down to 0.9 a.u., and to the earth down to 0.5 a.u., and it will brighten up to 16-17 mag from February to April. It is observable in excellent condition in the Northern Hemisphere. In the Southern Hemisphere, it stays observable only until mid February.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4   1 52.81    6 23.1   0.777   1.067    73   17.7  20:39 (117, 23)  
Feb. 11   1 59.84   12 10.8   0.737   1.009    69   17.4  20:30 (119, 17)  

* 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)  
Feb.  4  13  9.70  -14 29.3   4.438   4.913   113   17.4   3:47 (198, 69)  
Feb. 11  13  6.39  -14 57.4   4.391   4.971   120   17.5   3:43 (180, 70)  

* 94P/Russell 4

Now it is 17.4 mag (Jan. 25, Alexander Baransky). It is 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)  
Feb.  4  14 46.03  -10  6.9   2.064   2.332    92   17.4   3:47 (236, 53)  
Feb. 11  14 53.17  -10 35.3   1.994   2.347    98   17.5   3:57 (227, 58)  

* 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)  
Feb.  4   6  6.10  -42  3.7   3.442   3.860   107   17.5  21:06 (  0, 83)  
Feb. 11   5 59.06  -39 19.3   3.468   3.861   106   17.6  20:32 (  0, 86)  

* 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 stays observable in excellent condition after this. It stays low in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Feb.  4  14 58.88  -34 27.8   3.911   3.918    83   17.8   3:47 (279, 62)  
Feb. 11  14 54.13  -34 45.3   3.850   3.988    90   17.9   3:57 (276, 71)  

* 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)  
Feb.  4  10 45.63   -8  0.3   2.306   3.173   146   17.8   1:50 (180, 63)  
Feb. 11  10 41.64   -8 17.8   2.283   3.192   152   17.8   1:18 (180, 63)  

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