Comets Waiting for First Observation

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Updated on January 20, 2022

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.

  • 73P/Schwassmann-Wachmann 3 was observed on 2021 Jan. 13 at 23.7 mag at Lowell Discovery Telescope, but not officially confirmed yet.
  • 283P/Spacewatch was observed on 2020 Dec. 6 at 23.1 mag by H. Nohara, but not officially confirmed yet.
  • 332P/Ikeya-Murakami was observed on 2020 Oct. 12 at 24.5 mag at Lowell Discovery Telescope, but not officially confirmed yet.

  • 135P/Shoemaker-Levy 8 was fainter than 20.5 mag on 2020 Feb. 14 (Hidetaka Sato).
  • P/2005 L1 ( McNaught ) was fainter than 21.5 mag on 2021 Mar. 11 (Erwin Schwab).
  • P/2010 TO20 ( LINEAR-Grauer ) was fainter than 22.0 mag on 2017 Jan. 27 (Erwin Schwab).
  • P/2011 W1 ( PanSTARRS ) was fainter than 21.5 mag on 2021 Sept. 9 (Erwin Schwab), fainter than 19.5 mag on 2021 Nov. 28 (Toshihiko Ikemura, Hirohisa Sato).
  • P/2013 YG46 ( Spacewatch ) was fainter than 21.5 mag on 2020 Oct. 28 (Erwin Schwab), fainter than 20.5 mag on 2021 Nov. 7 (Erwin Schwab).
  • P/2015 X6 ( PanSTARRS ) was fainter than 21.5 mag on 2021 Jan. 15 (Erwin Schwab).
  • P/2016 G1 ( PanSTARRS ) was fainter than 22 mag on 2020 Feb. 27 (Erwin Schwab), fainter than 21.5 mag on 2021 Sept. 27 (Erwin Schwab).

2022 February 1 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)
181P/Shoemaker-Levy 6               23 54 -00.7  17.2  18:54 ( 69, 27)  20:43 ( 94,  6)
325P/Yang-Gao                       15 45 -33.6  17.4   5:32 (341, 18)   3:43 (283, 49)
73P/Schwassmann-Wachmann 3          11 03 +24.7  17.5   2:20 (  0, 80)   2:20 (180, 30)
61P/Shajn-Schaldach                 20 29 -16.1  18.5   5:32 (281,-12)   3:43 (302,-14)
P/2011 W1 (PanSTARRS)               04 27 +17.3  18.6  19:42 (  0, 72)  20:43 (162, 36)
71P/Clark                           10 48 +22.0  19.4   2:05 (  0, 77)   2:05 (180, 33)
319P/Catalina-McNaught              18 59 -18.3  19.5   5:32 (296,  4)   3:43 (290,  4)
135P/Shoemaker-Levy 8               15 48 -19.4  19.8   5:32 (334, 31)   3:43 (264, 43)
283P/Spacewatch                     16 59 -10.7  20.0   5:32 (312, 30)   3:43 (267, 24)
P/2013 G4 (PanSTARRS)               11 25 +04.1  20.4   2:42 (  0, 59)   2:42 (180, 51)
299P/Catalina-PanSTARRS             07 31 +16.2  20.4  22:45 (  0, 71)  22:45 (180, 39)
45P/Honda-Mrkos-Pajdusakova         20 31 -20.4  20.5   5:32 (285,-15)   3:43 (305,-11)
237P/LINEAR                         10 09 -08.4  20.6   1:26 (  0, 46)   1:26 (180, 64)
86P/Wild 3                          17 49 -22.8  20.6   5:32 (311, 13)   3:43 (284, 20)
133P/(7968) Elst-Pizarro            09 30 +14.0  20.6   0:48 (  0, 69)   0:48 (180, 41)
P/2007 S1 (Zhao)                    21 31 -14.9  20.6  18:54 ( 79,-10)  20:43 ( 60,-14)
P/2004 V3 (Siding Spring)           14 48 -60.2  20.6   5:32 (356, -5)   3:43 (329, 56)
D/1977 C1 (Skiff-Kosai)             10 39 +13.2  20.6   1:56 (  0, 68)   1:56 (180, 42)
256P/LINEAR                         07 54 +44.0  20.7  23:07 (180, 81)  23:07 (180, 11)
111P/Helin-Roman-Crockett           08 16 +23.1  20.7  23:29 (  0, 78)  23:29 (180, 32)
100P/Hartley 1                      12 26 +35.4  20.8   3:42 (180, 90)   3:42 (180, 20)
P/2011 Q3 (McNaught)                19 30 -26.2  20.8   5:32 (298, -6)   3:43 (300,  3)
P/2005 E1 (Tubbiolo)                06 30 +27.3  21.0  21:44 (  0, 82)  21:44 (180, 28)
201P/LONEOS                         13 08 -04.4  21.0   4:25 (  0, 50)   3:43 (200, 58)
48P/Johnson                         10 45 +18.6  21.0   2:02 (  0, 73)   2:02 (180, 37)
302P/Lemmon-PanSTARRS               13 09 -00.8  21.2   4:26 (  0, 54)   3:43 (199, 54)
199P/Shoemaker 4                    14 04 +16.6  21.2   5:20 (  0, 71)   3:43 (208, 34)
P/2014 R5 (Lemmon-PanSTARRS)        19 28 -21.6  21.2   5:32 (294, -3)   3:43 (296,  0)
2010 RH69                           00 53 +03.1  21.2  18:54 ( 60, 40)  20:43 (105, 15)
P/2014 A3 (PanSTARRS)               00 06 +08.1  21.3  18:54 ( 75, 34)  20:43 (102,  3)
259P/Garradd                        20 51 -28.0  21.3   5:32 (289,-22)   3:43 (314, -9)
287P/Christensen                    16 45 -07.5  21.3   5:32 (313, 35)   3:43 (261, 25)
214P/LINEAR                         04 40 +41.8  21.3  19:54 (180, 83)  20:43 (171, 12)
P/2004 DO29 (Spacewatch-LINEAR)     06 01 +10.4  21.4  21:15 (  0, 65)  21:15 (180, 45)
P/2017 S8 (PanSTARRS)               22 50 -00.5  21.6  18:54 ( 79, 14)  20:43 ( 84, -8)
P/2012 T2 (PanSTARRS)               16 35 -19.6  21.7   5:32 (323, 26)   3:43 (272, 33)
P/2012 O3 (McNaught)                18 33 -35.2  21.8   5:32 (313, -2)   3:43 (301, 18)
49P/Arend-Rigaux                    18 46 -16.3  21.8   5:32 (296,  8)   3:43 (286,  5)
P/2019 A4 (PanSTARRS)               23 26 -13.5  21.9  18:54 ( 63, 13)  20:43 ( 79,  7)
337P/WISE                           15 09 -00.0  22.0   5:32 (338, 53)   3:43 (236, 39)
P/2016 P1 (PanSTARRS)               20 30 -25.4  22.0   5:32 (289,-17)   3:43 (309, -8)
2017 BQ100                          12 27 +03.1  22.1   3:44 (  0, 58)   3:43 (181, 52)
P/2005 L1 (McNaught)                20 36 -17.3  22.1   5:32 (281,-14)   3:43 (304,-15)
47P/Ashbrook-Jackson                12 50 -07.6  22.3   4:06 (  0, 47)   3:43 (193, 62)
P/2013 YG46 (Spacewatch)            13 21 -01.0  22.4   4:37 (  0, 54)   3:43 (204, 54)
147P/Kushida-Muramatsu              22 07 -13.3  22.4  18:54 ( 75, -2)  20:43 ( 67, -8)
P/2010 TO20 (LINEAR-Grauer)         19 32 -23.7  22.5   5:32 (295, -5)   3:43 (299,  1)
P/2014 MG4 (Spacewatch-PanSTARRS)   09 26 +13.8  22.6   0:43 (  0, 69)   0:43 (180, 41)
P/2004 R3 (LINEAR-NEAT)             23 22 +05.9  22.7  18:54 ( 80, 24)  20:43 ( 94, -5)
P/2015 X6 (PanSTARRS)               14 23 -09.0  22.8   5:32 (357, 46)   3:43 (233, 53)
297P/Beshore                        21 41 -19.9  23.1  18:54 ( 73,-11)  20:43 ( 58, -9)
P/2016 G1 (PanSTARRS)               02 06 +06.8  23.1  18:54 ( 43, 55)  20:43 (121, 27)
P/2012 G1 (PanSTARRS)               20 16 -16.9  23.8   5:32 (284,-10)   3:43 (300,-11)
P/2014 U4 (PanSTARRS)               06 33 +32.0  23.9  21:47 (  0, 87)  21:47 (180, 23)
298P/Christensen                    18 44 -27.2  24.2   5:32 (305,  1)   3:43 (295, 12)
2017 MB1                            13 30 -00.4  24.2   4:47 (  0, 55)   3:43 (207, 52)
332P/Ikeya-Murakami                 17 04 -29.1  24.4   5:32 (323, 15)   3:43 (285, 32)

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