Weekly Information about Bright Comets (2014 Apr. 12: North)

Japanese version
Home page
Updated on April 14, 2014
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/2012 X1 ( LINEAR )

It brightened rapidly in outburst in mid October. Now it is bright as 8.3 mag (Apr. 11, Marek Biely). It keeps 8-9 mag until early summer. In the Northern Hemishpere, it keeps observable in the morning sky until July. In the Southern Hemisphere, it keeps observable in good condition for a long time until the comet fades out.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  20 56.61   -6 37.2   1.846   1.731    67    8.3   4:04 (299, 25)  
Apr. 19  21 10.36   -7 58.8   1.814   1.769    71    8.4   3:54 (300, 25)  

* C/2012 K1 ( PanSTARRS )

Now it is bright as 9.9 mag (Apr. 4, Artyom Novichonok). The brightening is somewhat slow, but it is expected to brighten up to 6-7 mag in 2014 autumn. It keeps observable in good condition for a long time in the Northern Hemisphere. It keeps locating low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  15 23.97   40 42.2   1.629   2.333   123    9.7   2:06 (180, 85)  
Apr. 19  14 51.88   44 33.4   1.546   2.251   122    9.4   1:07 (180, 81)  

* C/2014 E2 ( Jacques )

Now it is bright as 9.6 mag (Apr. 6, Willian Souza). It will approach to the sun down to 0.66 a.u. in July, and it is expected to brighten up to 7 mag. Before the perihelion passage, it keeps observable until mid May in the Northern Hemisphere, or until early June in the Southern Hemisphere. After the perihelion passage, it will be observable in excellent condition after late July in the Northern Hemisphere. In the Southern Hemisphere, it keeps unobservable until early September.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12   8 48.79  -20 51.4   0.978   1.657   113   10.1  19:57 (  9, 34)  
Apr. 19   8 13.92  -14 15.6   1.035   1.554    99   10.0  20:05 ( 31, 35)  

* C/2013 R1 ( Lovejoy )

It passed only 0.4 A.U. from the earth, and 0.8 A.U. from the sun in November and December, and brightened up to 4.7 mag (Nov. 28, Juan Jose Gonzalez). Now it is 11.2 mag (Apr. 7, Carlos Labordena). It keeps observable until 2014 autumn when the comet fades out.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  18 17.15   -9 29.3   1.492   2.025   106   10.2   4:04 (342, 44)  
Apr. 19  18  7.88  -11 23.6   1.474   2.117   116   10.4   3:54 (351, 43)  

* 4P/Faye

The condition in this apparition is bad. It locates low around the brightest days. Now it is not observable. It will appear in the morning sky at 13 mag in late July.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12   1 10.14    7 38.2   2.723   1.722     2   12.6   4:04 (248,-17)  
Apr. 19   1 29.10    9  7.3   2.703   1.705     4   12.5   3:54 (246,-16)  

* 134P/Kowal-Vavrova

Now it is 12.9 mag (Mar. 28, Sandor Szabo). It will brighten up to 13 mag and to be observable in excellent condition from spring to summer.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  14  5.24  -11 49.1   1.602   2.592   168   12.9   0:47 (  0, 43)  
Apr. 19  14  2.21  -11 16.1   1.582   2.585   176   12.8   0:16 (  0, 44)  

* 290P/2013 N1 ( Jager )

First return of a new periodic comet discovered in 1998. It brightened up to 10 mag at the discovery. Now it is 12.7 mag (Mar. 28, Sandor Szabo). A bit fainter than originally expected. But in the Northern Hemisphere, it keeps observable in excellent condition from autumn to spring. It locates somewhat low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12   7 16.05   17 42.7   1.996   2.175    86   12.9  19:57 ( 65, 58)  
Apr. 19   7 27.37   16 34.3   2.079   2.185    82   13.1  20:05 ( 70, 53)  

* C/2013 A1 ( Siding Spring )

Now it is 14.3 mag (Mar. 30, Taras Prystavski). It is expected to brighten up to 7.5 mag and to be observable in excellent condition from summer to autumn in 2014 in the Southern Hemisphere. It keeps observable for a long time in the Southern Hemisphere, although it becomes low temporarily in May. It keeps unobservable for a while in the Northern Hemisphere. It will pass extremely close to Mars in 2014 October.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12   2 42.58  -25 20.0   3.660   2.953    39   13.2  19:57 ( 73,-21)  
Apr. 19   2 45.12  -24 42.1   3.599   2.881    38   13.1  20:05 ( 78,-27)  

* 17P/Holmes

It brightened up to 2 mag by unusual major outburst in 2007. It is coming back now. It will be 14 mag at best by normal prediction. But actually, it is already very bright as 13.5 mag (Nov. 25, Hidetaka Sato). Now it is not observable. It will appear in the morning sky in May.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12   0  5.98    7 51.6   2.986   2.060    18   13.4   4:04 (258, -4)  
Apr. 19   0 19.97   10  1.0   2.967   2.064    21   13.4   3:54 (256, -2)  

* 29P/Schwassmann-Wachmann 1

New outburst occured in early March. Now it is bright as 13.1 mag (Mar. 12, Chris Wyatt).

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  15 54.80  -30 58.6   5.372   6.150   137   13.6   2:36 (  0, 24)  
Apr. 19  15 52.44  -30 59.1   5.302   6.149   144   13.5   2:06 (  0, 24)  

* C/2013 V1 ( Boattini )

Now it is 14.3 mag (Mar. 30, Todd Augustyniak). It keeps 14 mag for a long time until 2014 summer. It keeps observable in good condition in the Northern Hemisphere. It keeps unobservable after this in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12   3 33.92   48 14.8   2.148   1.665    48   13.9  19:57 (132, 28)  
Apr. 19   3 48.77   51 10.2   2.170   1.661    47   13.9  20:05 (136, 26)  

* C/2006 S3 ( LONEOS )

It brightened up to 11-12 mag in 2012. Now it is 13.7 mag (Mar. 28, Sandor Szabo). It will be observable in good condition at 14 mag until 2014 early summer.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  12 26.34  -10 47.9   6.414   7.392   166   13.9  23:03 (  0, 44)  
Apr. 19  12 20.76  -10 15.8   6.481   7.426   158   13.9  22:30 (  0, 45)  

* C/2010 S1 ( LINEAR )

Now it is 14.0 mag (Mar. 29, Sandor Szabo). It keeps bright at 13-14 mag for a long time until 2014.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  19 57.51    4 20.7   6.425   6.333    80   14.1   4:04 (302, 43)  
Apr. 19  19 56.42    4 18.4   6.328   6.351    86   14.0   3:54 (307, 46)  

* 117P/Helin-Roman-Alu 1

Now it is 14.9 mag (Mar. 5, Taras Prystavski). It keeps bright as 13-14 mag for a long time from 2013 to 2014.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  20 28.99  -25 23.5   3.095   3.057    78   14.2   4:04 (317, 15)  
Apr. 19  20 36.88  -25 17.5   3.003   3.058    83   14.1   3:54 (319, 17)  

* C/2013 Y2 ( PanSTARRS )

Brightening rapidly. Now it is 14.0 mag (Mar. 28, Sandor Szabo). It will brighten up to 13-14 mag and will be observable in excellent condition from spring to summer in the Southern Hemisphere. It locates somewhat low in the Northern Hemispehre.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12   8  9.17  -20 36.5   1.578   2.068   104   14.3  19:57 ( 19, 32)  
Apr. 19   8 18.23  -19 42.1   1.591   2.038   101   14.2  20:05 ( 26, 31)  

* C/2011 J2 ( LINEAR )

Now it is bright as 13.9 mag (Mar. 29, Sandor Szabo). It keeps 13-14 mag and observable in good condition in the Northern Hemisphere for a long time from 2013 to 2014. In the Southern Hemisphere, it is not observable until 2014 autumn.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12   0 49.02   52 31.9   4.230   3.584    44   14.5   4:04 (216, 16)  
Apr. 19   0 54.87   52 10.6   4.279   3.603    42   14.5   3:54 (217, 17)  

* (596) Scheila

Big asteroid discovered in 1906. It suddenly showed the cometary activity on Dec. 11, 2010, probably due to an impact of a small object. It has already turned to be stellar.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12   2  8.25    5 50.6   4.282   3.309    12   15.0  19:57 (105,-11)  
Apr. 19   2 17.04    6 49.4   4.304   3.315     8   15.0  20:05 (110,-15)  

* C/2012 F3 ( PanSTARRS )

It is expected to brighten up to 13 mag and to be observable in good condition in 2015. Now it is 15.5 mag (Mar. 29, Sandor Szabo). In 2014, it will be observable at 15 mag in good condition from winter to summer.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  13 52.50   -1 23.8   3.741   4.730   169   15.1   0:34 (  0, 54)  
Apr. 19  13 49.70   -0 55.9   3.697   4.689   169   15.1   0:03 (  0, 54)  

* P/2012 B1 ( PanSTARRS )

Now it is 15.2 mag (Mar. 30, Taras Prystavski), brighter than origianlly predicted. It will be observable at 14-16 mag for a long time from 2013 to 2014.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  16 20.73  -24 56.9   3.333   4.094   134   15.7   3:02 (  0, 30)  
Apr. 19  16 18.83  -25  5.8   3.276   4.108   141   15.7   2:32 (  0, 30)  

* 284P/2013 J1 ( McNaught )

First return of a new periodic comet which brightened up to 13 mag in 2007. It is expected to brighten up to 13 mag again and observable in good condition from summer to autumn in 2014. But actually, it is 18.3 mag, much fainter than this ephemeris (Apr. 2, Taras Prystavski).

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  21 34.83  -10 15.3   2.849   2.491    59   15.9   4:04 (295, 16)  
Apr. 19  21 46.48   -9 31.0   2.759   2.473    63   15.8   3:54 (295, 17)  

* 209P/LINEAR

Now it is 17.1 mag (Apr. 6, Mitsunori Tsumura). It will approach to the earth down to 0.06 a.u. from May to June, and it is expected to brighten up to 11 mag. In the Northern Hemisphere, it keeps observable in excellent condition until the highlight in late May while the comet will be brightening rapidly. In the Southern Hemisphere, it is not observable now. But it will be observable in mid May. Then it keeps observable in excellent condition at the highlight and after that while the comet will be fading.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12   7 16.89   71 56.2   0.422   1.029    81   16.2  19:57 (166, 50)  
Apr. 19   7 36.24   71  8.7   0.371   1.000    78   15.8  20:05 (164, 50)  

* C/2012 K6 ( McNaught )

It brightened up to 14.0 mag from spring to summer in 2013 (June 11, Sandor Szabo). Now it is 15.2 mag, much brighter than origianlly predicted (Mar. 28, Sandor Szabo). In the Northern Hemisphere, it will be observable at 15-16 mag in excellent condition until spring. It locates somewhat low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  12 18.88   33 38.9   3.711   4.480   135   16.0  22:55 (  0, 89)  
Apr. 19  12  9.10   34 38.9   3.822   4.520   128   16.1  22:18 (  0, 90)  

* 300P/2014 G2 ( Catalina )

Recovered at 18.7 mag on Apr. 9 by Martin Masek. It brightened up to 9 mag at the discovery in 2005. It will approach to the sun down to 0.8 a.u. on May 29. However, it will brighten up to 14 mag at best. In this apparition, it keeps observable in the morning sky all through the period. But it locates extremely low around the perihelion passage in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  20 51.77  -14 39.1   0.893   1.098    70   16.7   4:04 (306, 20)  
Apr. 19  21 34.90  -12 18.8   0.868   1.035    66   16.0   3:54 (299, 17)  

* C/2013 V5 ( Oukaimeden )

Now it is 16.0 mag (Apr. 5, R. Naves, M. Campas). It is expected to brighten up to 6 mag in 2014 autumn. At this time, it keeps observable while brightening gradually until April when it becomes 16 mag.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12   4 50.04   18 47.2   3.379   2.868    51   16.2  19:57 ( 94, 29)  
Apr. 19   4 51.02   18 36.8   3.395   2.779    45   16.1  20:05 ( 98, 22)  

* 124P/Mrkos

Now it is 15.8 mag (Mar. 28, Sandor Szabo). It will approach to the earth down to 0.68 a.u., brighten up to 16 mag, and will be observable in excellent condition in spring.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  10 42.93    1 51.2   0.750   1.645   139   16.3  21:20 (  0, 56)  
Apr. 19  10 37.01   -1 52.0   0.796   1.648   132   16.4  20:47 (  0, 53)  

* 52P/Harrington-Abell

It brightened up to 14.7 mag in winter (Jan. 19, Taras Prystavski). Now it is fading. It has already faded down to 16.3 mag (Mar. 30, Taras Prystavski). It will be fainter than 18 mag in June.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12   6 52.54   27  1.8   1.686   1.805    79   16.3  19:57 ( 86, 58)  
Apr. 19   7 10.07   25 52.6   1.756   1.818    77   16.4  20:05 ( 87, 54)  

* C/2012 V2 ( LINEAR )

It became much brighter than expected, and reached up to 8.5 mag (Aug. 15, Alexandre Amorim). Now it is fading rapidly. It has already faded down to 16.3 mag (Mar. 30, Taras Prystavski). In the Southern Hemisphere, it will keep observable in good condition for a long time until 2014 summer when the comet fades out. It will never be observable again in the Northern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  16 40.25  -71 51.6   2.896   3.370   109   16.5   3:22 (  0,-17)  
Apr. 19  16 23.43  -71 43.3   2.895   3.440   114   16.6   2:38 (  0,-17)  

* C/2013 V2 ( Borisov )

Now it is 16.0 mag (Mar. 30, Taras Prystavski). It keeps 16 mag for a long time until 2015 summer. It keeps observable in good condition in the Northern Hemisphere. It becomes observable only after 2015 in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12   5 27.74   52  8.2   4.189   3.894    66   16.5  19:57 (131, 46)  
Apr. 19   5 38.53   52  3.9   4.237   3.867    61   16.5  20:05 (132, 43)  

* P/2014 E1 ( Larson )

Now it is 16.8 mag (Apr. 5, J. F. Hernandez). It keeps 16.5 mag until June.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  14 26.84   -9 42.5   1.183   2.163   163   16.7   1:08 (  0, 45)  
Apr. 19  14 20.86  -10 30.4   1.158   2.156   171   16.7   0:35 (  0, 44)  

* C/2011 KP36 ( Spacewatch )

Now it is 17.9 mag (Mar. 9, W. Hasubick). 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)  
Apr. 12  19 18.14   -3 47.1   7.175   7.265    91   16.9   4:04 (319, 43)  
Apr. 19  19 19.49   -3 29.4   7.036   7.232    97   16.8   3:54 (324, 45)  

* C/2014 C3 ( NEOWISE )

It brightened up to 15.1 mag at opposition in March (Mar. 11, Catalina Sky Survey). Now it is fading rapidly. It has already faded down to 16.8 mag (Apr. 5, J. F. Hernandez). It will be fainter than 18 mag in May.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  11 24.16   27 11.7   1.313   2.139   134   16.9  21:59 (  0, 82)  
Apr. 19  10 56.33   29 47.2   1.474   2.181   122   17.2  21:05 (  0, 85)  

* 154P/Brewington

It brightened very rapidly, and brightened up to 10.5 mag from autumn to winter. Now it is fading. It has already faded down to 17.3 mag (Mar. 23, A. Klotz, F. Kugel). However, Sandor Szabo reported it was visible visually at 13.5 mag on Mar. 28. In the Northern Hemisphere, it keeps observable in excellent condition until May when it becomes fainter than 18 mag. It will not be observable after this in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12   4 39.49   35 45.6   2.508   2.062    52   17.0  19:57 (113, 35)  
Apr. 19   4 59.50   35 46.3   2.605   2.106    50   17.1  20:05 (114, 32)  

* C/2013 G3 ( PanSTARRS )

Now it is 17.5 mag (Apr. 5, J. F. Hernandez). It keeps 17 mag for a long time from 2014 to 2015. It is observable in excellent condition in the Northern Hemisphere. It is observable only until 2014 summer in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  16 17.12   22 17.3   3.611   4.289   126   17.1   2:58 (  0, 77)  
Apr. 19  16 15.40   24 10.7   3.554   4.263   129   17.1   2:29 (  0, 79)  

* C/2013 G9 ( Tenagra )

Now it is 17.0 mag (Apr. 5, J. F. Hernandez). It keeps 17-18 mag for a long time from 2014 to 2016.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  14 48.69  -12 43.9   4.779   5.720   157   17.2   1:30 (  0, 42)  
Apr. 19  14 40.13  -12 31.6   4.719   5.702   166   17.1   0:54 (  0, 42)  

* C/2012 K8 ( Lemmon )

Now it is 17.5 mag (Apr. 5, N. James). It keeps observable at 18 mag for a long time from 2013 to 2016. It keeps locating high in the Northern Hemisphere. It keeps locating very low in the Southern Hemipshere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  19 13.99   39  3.8   6.516   6.522    85   17.2   4:04 (251, 68)  
Apr. 19  19 11.64   40 28.5   6.449   6.516    89   17.2   3:54 (246, 71)  

* C/2013 G7 ( McNaught )

Now it is 17.4 mag (Jan. 27, iTelescope Observatory, Siding Spring). It keeps 17-18 mag for a long time from 2013 to 2014. It is observable in excellent condition 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)  
Apr. 12  12 42.24  -59 21.3   3.990   4.682   128   17.2  23:18 (  0, -4)  
Apr. 19  12 23.10  -59 14.7   3.983   4.684   129   17.2  22:32 (  0, -4)  

* 280P/2013 C1 ( Larsen )

It was observed at 17.5 mag in early 2013. It will be observable at 17.5 mag again from spring to summer in 2014.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  19 23.73  -13 17.7   2.553   2.763    91   17.4   4:04 (324, 34)  
Apr. 19  19 29.77  -13  3.6   2.478   2.777    96   17.4   3:54 (327, 35)  

* 169P/NEAT

It brightened up to 13.5 mag in early March (Mar. 1, Taras Prystavski). It keeps observable in the evening sky for a while. But it is fading rapidly now. It has already faded down to 17.2 mag (Mar. 29, Taras Prystavski).

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12   5 20.60   15 41.8   1.277   1.146    58   17.5  19:57 ( 86, 34)  
Apr. 19   5 55.83   16 36.2   1.364   1.234    60   18.2  20:05 ( 87, 35)  

* 299P/2014 D2 ( Catalina-PanSTARRS )

Now it is 17.9 mag (Apr. 6, Ken-ichi Kadota). It keeps 17 mag for a long time until 2015.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  10 49.22   -7 26.8   2.664   3.513   142   17.6  21:27 (  0, 48)  
Apr. 19  10 47.32   -6 57.2   2.710   3.498   135   17.6  20:57 (  0, 48)  

* P/2013 TL117 ( Lemmon )

It approached to the earth down to 0.7 a.u., and brightened up to 17.2 mag in February and March (Feb. 24, A. Klotz, F. Kugel). Now it is 17.8 mag (Mar. 16, N. James). It is observable in excellent condition in the Northern Hemisphere. It locates very low in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12   8  2.64   25 12.3   0.761   1.318    95   17.6  19:57 ( 63, 71)  
Apr. 19   8 32.99   21 59.1   0.821   1.366    96   17.9  20:05 ( 58, 68)  

* C/2013 C2 ( Tenagra )

Now it is 18.1 mag (Mar. 29, M. Jaeger, W. Vollmann, E. Prosperi, S. Prosperi). It keeps 18 mag for a very long time from 2013 to 2018. It locates high 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)  
Apr. 12  10 58.09  -17 46.0   8.491   9.322   144   17.8  21:36 (  0, 37)  
Apr. 19  10 56.98  -17 26.3   8.541   9.316   138   17.8  21:07 (  0, 38)  

* 294P/2013 X2 ( LINEAR )

Now it is 17.6 mag (Mar. 28, A. Maury, J.-F. Soulier, T. Noel, J.-G. Bosch). It keeps 18 mag from spring to summer. It is observable in good condition 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)  
Apr. 12  16 57.78  -65  9.8   0.641   1.378   112   17.9   3:39 (  0,-10)  
Apr. 19  17 10.01  -66  0.9   0.646   1.407   115   17.9   3:23 (  0,-11)  

* C/2011 L4 ( PanSTARRS )

It passed the perihelion on 2013 Mar. 10, and brightened up to 0-1 mag. Now it is fading. It has already faded down to 17.6 mag (Apr. 2, A. Diepvens). It will keep 16-17 mag until spring. It is not observable in the Southern Hemisphere.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  17 11.32   36 28.4   5.248   5.665   109   17.9   3:52 (180, 89)  
Apr. 19  17  6.82   37 10.8   5.271   5.735   112   18.0   3:20 (180, 88)  

* C/2013 H2 ( Boattini )

Now it is 18.4 mag (Mar. 12, W. Hasubick). It keeps 18 mag for a long time from 2013 to 2014.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  16 18.44   13 57.2   6.825   7.515   130   17.9   2:59 (  0, 69)  
Apr. 19  16 14.22   14 53.7   6.773   7.518   135   17.9   2:28 (  0, 70)  

* 297P/2014 D1 ( Beshore )

Now it is 19.4 mag (Apr. 4, A. Waszczak). First return of a new periodic comet which brightened up to 13 mag in outburst in 2008. It will be observable in good condition from spring to summer. However, it will be only 19-20 mag at best in this apparition.

Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1   Best Time(A, h)  
Apr. 12  12 21.24   15 46.1   1.575   2.503   151   19.5  22:58 (  0, 71)  
Apr. 19  12 17.01   15 51.5   1.597   2.489   145   19.5  22:27 (  0, 71)  

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

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