Comets Waiting for First Observation

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 Updated on March 11, 2019

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.

  • 173P/Mueller 5 was observed on 2018 Nov. 10 at 19.8 mag by Hidetaka Sato, but not officially announced yet.
  • 246P/NEAT was observed on 2018 Dec. 29 at 20.0 mag by Jonathan L. Tuten, but not officially announced yet.
  • 209P/LINEAR was observed on 2018 Dec. 31 at 19.2 mag by Hidetaka Sato, but not officially announced yet.
  • 231P/LINEAR-NEAT was observed on 2019 Jan. 2 at 19.0 mag by Kunihiro Shima, but not officially announced yet.

  • P/2004 FY140 ( LINEAR ) was fainter than 22 mag on 2015 June 15 (Erwin Schwab, Marco Micheli).
  • 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/2010 TO20 ( LINEAR-Grauer ) was fainter than 22.0 mag on 2017 Jan. 27 (Erwin Schwab).
  • P/2006 F1 ( Kowalski ) was fainter than 20 mag on 2017 May 26 (Jean-Francois Soulier).
  • P/1998 VS24 ( LINEAR ) was fainter than 21.5 mag on 2017 Aug. 20 (Erwin Schwab).
  • P/2008 CL94 ( Lemmon ) was fainter than 21.0 mag on 2017 Nov. 8 (Erwin Schwab).
  • 82P/Gehrels 3 was fainter than 20 mag on 2017 Dec. 23 (Jean-Francois Soulier).
  • P/2005 Y2 ( McNaught ) was fainter than 21.5 mag on 2018 Feb. 17 (Erwin Schwab).
  • P/2002 EJ57 ( LINEAR ) was fainter than 20.0 mag on 2018 Jan. 12 (Toshihiko Ikemura, Hirohisa Sato), fainter than 19.5 mag on 2018 Feb. 23 (Toshihiko Ikemura, Hirohisa Sato).
  • P/2011 V1 ( Boattini ) was fainter than 18.5 mag on 2018 May 21 (Toshihiko Ikemura, Hirohisa Sato).
  • P/2013 R3 ( Catalina-PanSTARRS ) was fainter than 22 mag on 2018 Aug. 8 (Erwin Schwab).
  • P/2014 C1 ( TOTAS ) was fainter than 20.0 mag on 2018 Dec. 10 (Toshihiko Ikemura, Hirohisa Sato), fainter than 19.5 mag on 2018 Dec. 14 (Toshihiko Ikemura, Hirohisa Sato).
  • P/2003 F2 ( NEAT ) was fainter than 21.5 mag on 2019 Feb. 7 (Erwin Schwab).
  • 198P/ODAS was fainter than 20 mag on 2019 Feb. 3 (Jean-Francois Soulier), fainter than 19.5 mag on 2019 Feb. 26 (Jean-Francois Soulier).
  • P/2012 K3 ( Gibbs ) was fainter than 21.5 mag on 2019 Mar. 10 (Erwin Schwab). 

2019 March 6 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)
P/2014 C1 (TOTAS)                   10 13 +10.1  16.0  23:17 (  0, 65)  23:17 (180, 45)
231P/LINEAR-NEAT                    10 17 +17.9  18.1  23:21 (  0, 73)  23:21 (180, 37)
(394130) 2006 HY51                  18 24 +37.7  18.1   5:00 (254, 59)   4:24 (216,  5)
149P/Mueller 4                      14 18 +19.7  18.6   3:26 (  0, 75)   3:26 (180, 35)
68P/Klemola                         17 11 -12.6  18.7   5:00 (335, 39)   4:24 (236, 56)
209P/LINEAR                         05 26 +50.3  18.7  19:23 (153, 72)  19:57 (166,  3)
246P/NEAT                           08 51 +34.6  18.8  21:56 (  0, 90)  21:56 (180, 20)
198P/ODAS                           04 44 +23.7  19.3  19:23 ( 67, 67)  19:57 (148, 24)
261P/Larson                         21 50 -11.1  19.4   5:00 (280, -6)   4:24 (284,  0)
101P/Chernykh                       21 28 -16.1  19.6   5:00 (287, -4)   4:24 (285,  7)
264P/Larsen                         10 21 -25.0  19.6  23:25 (  0, 30)  23:25 (180, 80)
173P/Mueller 5                      01 37 -05.0  19.7  19:23 ( 74, 13)  19:57 ( 92, 12)
P/2012 K3 (Gibbs)                   17 40 -11.2  19.7   5:00 (326, 37)   4:24 (243, 50)
P/2002 EJ57 (LINEAR)                14 04 -17.8  19.8   3:11 (  0, 37)   3:11 (180, 73)
P/2005 Y2 (McNaught)                14 26 +08.3  19.8   3:33 (  0, 63)   3:33 (180, 47)
P/1998 VS24 (LINEAR)                06 22 +19.0  19.9  19:27 (  0, 74)  19:57 (171, 36)
175P/Hergenrother                   05 23 +20.9  19.9  19:23 ( 44, 72)  19:57 (156, 30)
P/2006 F4 (Spacewatch)              11 28 -02.0  20.0   0:37 (  0, 53)   0:37 (180, 57)
10P/Tempel 2                        09 54 +21.0  20.1  22:59 (  0, 76)  22:59 (180, 34)
99P/Kowal 1                         06 16 +27.9  20.1  19:23 (  2, 83)  19:57 (171, 27)
257P/Catalina                       13 59 -14.8  20.1   3:06 (  0, 40)   3:06 (180, 70)
82P/Gehrels 3                       09 13 +14.5  20.2  22:18 (  0, 69)  22:18 (180, 41)
P/2007 T4 (Gibbs)                   00 58 +02.2  20.2  19:23 ( 86, 10)  19:57 ( 93,  0)
P/2010 U2 (Hill)                    23 23 -05.5  20.2  19:23 ( 93,-14)  19:57 ( 73,-15)
P/2016 G1 (PanSTARRS)               08 19 +05.5  20.3  21:23 (  0, 61)  21:23 (180, 49)
P/1999 XN120 (Catalina)             12 28 -10.0  20.3   1:36 (  0, 45)   1:36 (180, 65)
P/2009 SK280 (Spacewatch-Hill)      23 01 -19.0  20.4   5:00 (277,-25)   4:24 (301, -9)
P/2002 T5 (LINEAR)                  23 18 -23.3  20.4  19:23 ( 78,-25)  19:57 ( 58, -4)
P/2008 CL94 (Lemmon)                02 04 +13.7  20.4  19:23 ( 86, 30)  19:57 (112,  6)
2014 XK6                            22 33 -13.8  20.4   5:00 (276,-16)   4:24 (292, -7)
P/2013 R3 (Catalina-PanSTARRS)      00 42 +05.0  20.4  19:23 ( 91,  8)  19:57 ( 93, -5)
254P/McNaught                       18 15 +01.3  20.5   5:00 (308, 43)   4:24 (239, 35)
P/2014 MG4 (Spacewatch-PanSTARRS)   04 02 +28.7  20.5  19:23 ( 87, 61)  19:57 (142, 15)
P/2006 H1 (McNaught)                16 41 -33.5  20.8   5:00 (349, 21)   4:24 (271, 72)
2P/Encke                            23 07 -03.5  20.8  19:23 ( 97,-16)  19:57 ( 71,-19)
P/2006 F1 (Kowalski)                23 48 -15.5  20.8  19:23 ( 81,-15)  19:57 ( 68, -4)
P/2007 R1 (Larson)                  16 55 -15.5  20.8   5:00 (341, 37)   4:24 (235, 60)
P/2004 FY140 (LINEAR)               23 01 -05.7  20.9   5:00 (265,-17)   4:24 (290,-18)
36P/Whipple                         20 40 -10.9  20.9   5:00 (289,  8)   4:24 (274, 14)
17P/Holmes                          13 57 -33.0  21.0   3:04 (  0, 22)   3:04 (180, 88)
P/2012 O1 (McNaught)                22 43 -12.3  21.0   5:00 (273,-17)   4:24 (293,-10)
P/2003 F2 (NEAT)                    08 52 +28.2  21.0  21:56 (  0, 83)  21:56 (180, 27)
P/2005 JD108 (Catalina-NEAT)        14 13 -14.4  21.1   3:21 (  0, 41)   3:21 (180, 69)
260P/McNaught                       19 53 -33.2  21.2   5:00 (313,  2)   4:24 (290, 34)
163P/NEAT                           01 36 +00.4  21.2  19:23 ( 79, 16)  19:57 ( 97,  9)
282P/(323137) 2003 BM80             05 48 +29.6  21.2  19:23 ( 51, 82)  19:57 (165, 24)
P/2006 W1 (Gibbs)                   19 00 -08.0  21.3   5:00 (305, 28)   4:24 (256, 32)
P/2012 O2 (McNaught)                19 53 -11.7  21.3   5:00 (298, 16)   4:24 (268, 24)
87P/Bus                             05 09 +20.2  21.4  19:23 ( 50, 69)  19:57 (152, 30)
P/1996 R2 (Lagerkvist)              00 38 +03.4  21.4  19:23 ( 90,  6)  19:57 ( 91, -5)
P/2011 R3 (Novichonok-Gerke)        18 36 -05.3  21.4   5:00 (308, 34)   4:24 (249, 35)
P/2011 V1 (Boattini)                00 52 +03.4  21.5  19:23 ( 88,  9)  19:57 ( 93, -2)
258P/PanSTARRS                      04 21 +16.6  21.5  19:23 ( 62, 58)  19:57 (139, 27)
(196256) 2003 EH1                   21 01 +27.5  21.5   5:00 (253, 25)   4:24 (245,-12)
124P/Mrkos                          01 51 +36.4  21.5  19:23 (112, 37)  19:57 (128,-10)
P/2015 F1 (PanSTARRS)               03 37 +20.7  21.5  19:23 ( 79, 52)  19:57 (133, 18)
P/2011 U2 (Bressi)                  18 14 -23.5  21.6   5:00 (325, 23)   4:24 (266, 50)
P/2013 EW90 (Tenagra)               02 10 -11.8  21.6  19:23 ( 63, 15)  19:57 ( 91, 23)
79P/du Toit-Hartley                 21 29 -13.8  21.7   5:00 (285, -3)   4:24 (283,  5)
266P/Christensen                    23 55 -00.6  21.7  19:23 ( 93, -5)  19:57 ( 81,-11)
222P/LINEAR                         19 24 -26.0  22.2   5:00 (313, 11)   4:24 (278, 37)
P/2012 SB6 (Lemmon)                 19 17 -32.1  22.2   5:00 (318,  7)   4:24 (285, 40)
P/2010 TO20 (LINEAR-Grauer)         14 18 -13.1  22.3   3:26 (  0, 42)   3:26 (180, 68)
311P/PanSTARRS                      17 58 -26.1  22.5   5:00 (330, 22)   4:24 (267, 54)
P/2013 T2 (Schwartz)                17 51 -32.0  22.5   5:00 (334, 17)   4:24 (276, 58)
P/2008 Y1 (Boattini)                21 54 -06.6  22.7   5:00 (275, -4)   4:24 (281, -4)
121P/Shoemaker-Holt 2               20 43 -26.3  22.7   5:00 (301, -2)   4:24 (288, 21)
P/2005 J1 (McNaught)                21 34 +04.0  22.9   5:00 (269,  6)   4:24 (269, -6)
324P/La Sagra                       11 11 -26.6  22.9   0:20 (  0, 28)   0:20 (180, 82)
160P/LINEAR                         18 02 -38.5  24.1   5:00 (335, 11)   4:24 (288, 57)
2016 GU2                            17 35 -20.0  24.6   5:00 (332, 30)   4:24 (253, 56)
168P/Hergenrother                   20 44 -34.4  25.3   5:00 (307, -7)   4:24 (296, 25)
354P/LINEAR                         22 04 -11.7  26.4   5:00 (278, -9)   4:24 (286, -3)

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