Comets Waiting for First Observation

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Updated on January 22, 2017

Please see also the Weekly Information about Bright Comets and Comet Catalog.

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Bright periodic comets not yet observed in this return.

  • 234P/LINEAR was observed on 2017 Jan. 20 at 20.9 mag by Jean-Francois Soulier, but not officially announced yet.

  • P/2010 J5 ( McNaught ) was fainter than 22 mag on 2014 Oct. 23 (Marco Micheli).
  • P/2004 FY140 ( LINEAR ) was fainter than 22 mag on 2015 June 15 (Erwin Schwab, Marco Micheli).
  • P/2007 S1 ( Zhao ) was fainter than 19 mag on 2015 Sept. 1 (Jean-Francois Soulier).
  • P/2011 A2 ( Scotti ) was fainter than 22 mag on 2016 Feb. 7 (Erwin Schwab).
  • 321P/SOHO was fainter than 19 mag on 2016 Mar. 17 (Jean-Francois Soulier).
  • P/2006 F1 ( Kowalski ) was fainter than 19 mag on 2016 May 30 (Jean-Francois Soulier).
  • 82P/Gehrels 3 was fainter than 20 mag on 2016 Nov. 8 (Jean-Francois Soulier).
  • P/2010 A2 ( LINEAR ) was fainter than 20 mag on 2016 Nov. 30 (Jean-Francois Soulier).
  • P/1999 XN120 ( Catalina ) was fainter than 21.5 mag on 2016 Nov. 28 (Erwin Schwab), fainter than 21.2 mag on 2016 Dec. 4 (Jean-Gabriel Bosch).
  • P/2011 CR42 ( Catalina ) was fainter than 21.0 mag on 2017 Jan. 7 (Erwin Schwab).

2017 January 28 at lat. 35 deg in the Northern/Sothern Hemisphere:
                                               Lat. 35 N deg    Lat. 35 S deg
Comet                        R.A.  Decl.  m1   Best Time(A, h)  Best Time(A, h)
103P/Hartley 2              21 18 -07.4  15.2  18:51 ( 85, -5)  20:47 ( 66,-19)
213P/Van Ness               16 44 -31.0  17.6   5:34 (325, 14)   3:37 (287, 33)
P/1999 XN120 (Catalina)     02 50 +20.2  18.4  18:51 ( 27, 74)  20:47 (142, 25)
D/1978 R1 (Haneda-Campos)   02 04 +13.2  18.5  18:51 ( 44, 62)  20:47 (128, 23)
P/2010 J5 (McNaught)        11 44 +11.7  18.5   3:16 (  0, 67)   3:16 (180, 43)
P/2006 F1 (Kowalski)        18 04 -11.0  18.6   5:34 (297, 17)   3:37 (279,  7)
P/2000 S1 (Skiff)           20 16 -35.8  18.6   5:34 (299,-22)   3:37 (317, -1)
234P/LINEAR                 10 36 -00.1  18.7   2:08 (  0, 55)   2:08 (180, 55)
D/1952 B1 (Harrington-Wil.) 03 03 +05.9  18.7  18:51 (  9, 61)  20:47 (136, 38)
P/2013 J4 (PanSTARRS)       07 14 +26.8  19.3  22:42 (  0, 82)  22:42 (180, 28)
(343158) 2009 HC82          18 01 -09.0  19.4   5:34 (296, 19)   3:37 (277,  6)
P/2004 FY140 (LINEAR)       18 52 -24.3  19.6   5:34 (300,  0)   3:37 (296,  5)
235P/LINEAR                 05 19 +12.7  19.7  20:47 (  0, 68)  20:47 (180, 42)
P/2008 O2 (McNaught)        18 36 -29.7  19.8   5:34 (306, -1)   3:37 (299, 11)
P/2010 TO20 (LINEAR-Grauer) 11 04 +08.8  19.9   2:36 (  0, 64)   2:36 (180, 46)
212P/NEAT                   14 33 +13.3  20.1   5:34 (341, 67)   3:37 (223, 30)
P/2011 CR42 (Catalina)      08 22 +30.2  20.2  23:50 (  0, 85)  23:50 (180, 25)
P/1998 VS24 (LINEAR)        22 43 -08.8  20.4  18:51 ( 71, 11)  20:47 ( 78, -2)
145P/Shoemaker-Levy 5       21 23 -23.4  20.5  18:51 ( 70,-13)  20:47 ( 54, -8)
147P/Kushida-Muramatsu      11 05 +08.9  20.6   2:37 (  0, 64)   2:37 (180, 46)
P/2008 CL94 (Lemmon)        23 20 -09.7  20.8  18:51 ( 64, 18)  20:47 ( 82,  6)
P/2010 D1 (WISE)            20 57 -13.8  20.8  18:51 ( 82,-13)  20:47 ( 57,-19)
31P/Schwassmann-Wachmann 2  00 13 -03.0  21.1  18:51 ( 60, 32)  20:47 ( 96, 13)
P/2009 SK280 (Spacew.-Hill) 17 31 -32.8  21.1   5:34 (318,  7)   3:37 (294, 25)
224P/LINEAR-NEAT            10 30 +31.3  21.2   2:02 (  0, 86)   2:02 (180, 24)
82P/Gehrels 3               01 11 +08.0  21.5  18:51 ( 56, 50)  20:47 (114, 18)
P/2007 S1 (Zhao)            10 30 +10.5  21.6   2:02 (  0, 65)   2:02 (180, 45)
228P/LINEAR                 23 41 -05.7  21.9  18:51 ( 64, 24)  20:47 ( 89,  8)
P/2013 R3 (Catalina-PanST.) 14 37 -15.9  21.9   5:34 (350, 38)   3:37 (250, 51)
P/2011 A2 (Scotti)          17 32 -24.1  22.0   5:34 (312, 13)   3:37 (286, 20)
169P/NEAT                   16 09 -12.4  22.3   5:34 (322, 34)   3:37 (264, 31)
P/2001 H5 (NEAT)            19 52 -25.1  22.4   5:34 (292,-12)   3:37 (306, -5)
207P/NEAT                   16 40 -17.3  22.9   5:34 (318, 26)   3:37 (273, 27)
P/2010 A2 (LINEAR)          08 01 +23.7  23.4  23:29 (  0, 79)  23:29 (180, 31)
321P/SOHO                   10 40 +02.0  28.0   2:12 (  0, 57)   2:12 (180, 53)

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