Comets Waiting for First Observation

Japanese version
Home page
Updated on June 18, 2018

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

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

Bright periodic comets not yet observed in this return.

  • 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/2010 H2 ( Vales ) was fainter than 21.5 mag on 2017 Mar. 28 (Erwin Schwab).
  • P/2006 F1 ( Kowalski ) was fainter than 20 mag on 2017 May 26 (Jean-Francois Soulier).
  • P/2008 O2 ( McNaught ) was fainter than 21.5 mag on 2017 June 22 (Erwin Schwab).
  • 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).
  • 54P/de Vico-Swift-NEAT was fainter than 21.0 mag on 2017 Aug. 28 (Hidetaka Sato), fainter than 18.5 mag on 2017 Nov. 11 (Toshihiko Ikemura).
  • P/2001 T3 ( NEAT ) was fainter than 21.0 mag on 2017 Nov. 22 (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/2003 L1 ( Scotti ) was fainter than 21.5 mag on 2017 Mar. 24 (Erwin Schwab), fainter than 20.5 mag on 2018 Apr. 9 (Erwin Schwab).
  • P/2011 V1 ( Boattini ) was fainter than 18.5 mag on 2018 May 21 (Toshihiko Ikemura, Hirohisa Sato).

2018 June 13 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/2001 T3 (NEAT)            03 56 +19.7  18.0   2:58 (240, -6)   5:34 (245,  1)
243P/NEAT                   00 55 -01.8  18.3   2:58 (284, 17)   5:34 (226, 47)
P/2008 O2 (McNaught)        23 20 -02.7  18.3   2:58 (302, 34)   5:34 (190, 57)
P/2011 V1 (Boattini)        17 26 -31.8  18.6   0:03 (  0, 23)   0:03 (180, 87)
253P/PanSTARRS              03 06 +14.1  18.9   2:58 (252, -1)   5:34 (242, 14)
79P/du Toit-Hartley         07 22 +21.2  19.0  21:01 (116,  0)  18:25 (120,  5)
P/2010 A1 (Hill)            02 03 +07.1  19.2   2:58 (267,  8)   5:34 (235, 29)
P/2006 F1 (Kowalski)        22 37 -16.2  19.3   2:58 (322, 30)   5:13 (180, 71)
P/2002 EJ57 (LINEAR)        08 16 +20.8  19.3  21:01 (109, 10)  18:25 (129, 15)
223P/Skiff                  23 26 -17.0  19.3   2:58 (312, 22)   5:34 (200, 71)
P/2013 R3 (Catalina-PanST.) 21 19 -16.5  19.6   2:58 (343, 37)   3:56 (180, 71)
P/2013 J4 (PanSTARRS)       21 15 -20.0  19.8   2:58 (345, 34)   3:51 (180, 75)
P/1999 XN120 (Catalina)     09 10 +13.1  19.8  21:01 ( 95, 16)  18:25 (134, 29)
P/2009 SK280 (Spacew.-Hill) 21 49 -34.0  19.9   2:58 (341, 18)   4:26 (180, 89)
P/2004 FY140 (LINEAR)       22 25 -10.0  20.0   2:58 (321, 36)   5:01 (180, 65)
P/1998 VS24 (LINEAR)        04 43 +18.3  20.0   2:58 (234,-16)   5:34 (253, -7)
232P/Hill                   03 40 +18.3  20.5   2:58 (244, -5)   5:34 (244,  5)
P/2003 L1 (Scotti)          09 36 +05.8  20.5  21:01 ( 85, 17)  18:25 (135, 38)
P/2008 CL94 (Lemmon)        01 56 +10.4  20.6   2:58 (265, 11)   5:34 (231, 28)
P/2005 GF8 (LONEOS)         09 27 +14.7  20.7  21:01 ( 94, 21)  18:25 (139, 30)
P/2005 Y2 (McNaught)        11 54 +21.7  20.7  21:01 ( 78, 54)  18:28 (180, 33)
P/2002 T5 (LINEAR)          22 53 -23.0  20.7   2:58 (323, 22)   5:29 (180, 78)
254P/McNaught               15 26 +20.6  20.9  21:59 (  0, 75)  21:59 (180, 35)
P/2010 H2 (Vales)           15 42 -19.9  21.0  22:15 (  0, 35)  22:15 (180, 75)
82P/Gehrels 3               06 40 +22.5  21.0  21:01 (124, -7)  18:25 (115, -3)
231P/LINEAR-NEAT            06 47 +18.6  21.0  21:01 (120, -8)  18:25 (113,  0)
P/2011 R3 (Novichonok-Ger.) 16 48 -01.7  21.2  23:21 (  0, 53)  23:21 (180, 57)
99P/Kowal 1                 05 41 +26.6  21.3  21:01 (137,-13)  18:25 (111,-17)
P/2011 U2 (Bressi)          15 51 -24.3  21.3  22:24 (  0, 31)  22:24 (180, 79)
246P/NEAT                   07 09 +29.6  21.4  21:01 (125,  3)  18:25 (125, -2)
282P/(323137) 2003 BM80     05 02 +27.2  21.5   2:58 (224,-12)   5:34 (248,-16)
17P/Holmes                  11 24 -10.5  21.6  21:01 ( 52, 27)  18:25 (164, 65)
197P/LINEAR                 02 02 -09.7  22.0   2:58 (281, -1)   5:34 (250, 41)
P/2010 TO20 (LINEAR-Grauer) 12 07 +00.8  22.5  21:01 ( 51, 43)  18:41 (180, 54)
263P/Gibbs                  17 06 -14.4  22.6  23:39 (  0, 41)  23:39 (180, 69)
54P/de Vico-Swift-NEAT      06 51 +27.5  24.5  21:01 (126, -2)  18:25 (121, -4)
2005 HC4                    11 27 +11.5  26.5  21:01 ( 71, 43)  18:25 (172, 43)

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

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