初観測待ちの彗星

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Updated on June 4, 2026

今週の明るい彗星彗星カタログもご覧下さい。

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今回帰はまだ観測されていない周期彗星のうちの、明るいものです。

  • P/2010 H2 ( Vales ) は、2025年1月27日には22等以下でした(Erwin Schwab氏)。
  • P/2012 K3 ( Gibbs ) は、2026年5月24日には20等以下でした(Jean-Francois Soulier氏)。
  • 324P/La Sagra は、2026年5月26日には20等以下でした(Jean-Francois Soulier氏)。

2026 June 15 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)
141P/Machholz 2                     06 26 +17.8  14.4  21:02 (124,-14)  18:25 (109, -4)
P/2021 N1 (ZTF)                     22 14 -45.1  14.8   2:58 (342,  7)   4:40 (  0, 80)
P/2012 K3 (Gibbs)                   20 23 -11.7  17.7   2:52 (  0, 43)   2:52 (180, 67)
114P/Wiseman-Skiff                  03 02 +28.7  18.3   2:58 (242, 10)   5:35 (229,  5)
407P/PanSTARRS-Fuls                 09 23 +19.5  18.3  21:02 (100, 20)  18:25 (140, 24)
320P/McNaught                       00 31 -01.8  18.3   2:58 (290, 23)   5:35 (215, 52)
161P/Hartley-IRAS                   03 02 -23.8  18.4   2:58 (286,-20)   5:35 (274, 38)
304P/Ory                            06 16 +24.4  18.7  21:02 (130,-11)  18:25 (113,-10)
107P/(4015) Wilson-Harrington       15 30 -20.6  18.8  21:55 (  0, 34)  21:55 (180, 76)
373P/Rinner                         04 40 +19.7  18.9   2:58 (234,-13)   5:35 (250, -6)
P/2004 V5 (LINEAR-Hill)             05 32 +33.1  19.1   2:58 (216,-10)   5:35 (245,-23)
383P/Christensen                    00 27 +14.9  19.3   2:58 (275, 34)   5:35 (204, 37)
245P/WISE                           21 58 -21.2  19.3   2:58 (336, 30)   4:27 (180, 76)
P/2011 V1 (Boattini)                01 06 +00.4  19.5   2:58 (282, 17)   5:35 (225, 45)
P/2009 B1 (Boattini)                04 21 +34.8  19.5   2:58 (227,  1)   5:35 (235,-11)
P/2011 N1 (ASH)                     22 05 -46.6  19.6   2:58 (344,  6)   4:33 (  0, 79)
P/2018 VN2 (Leonard)                00 13 +18.9  19.6   2:58 (273, 39)   5:35 (199, 34)
139P/Vaisala-Oterma                 23 50 +01.5  19.7   2:58 (294, 33)   5:35 (198, 52)
259P/Garradd                        20 39 -42.9  19.8   2:58 (358, 12)   3:08 (  0, 82)
469P/PanSTARRS                      17 25 +05.7  19.9  23:50 (  0, 61)  23:50 (180, 49)
112P/Urata-Niijima                  01 52 -02.4  19.9   2:58 (278,  7)   5:35 (239, 40)
(65803) Didymos                     16 39 -22.8  20.0  23:04 (  0, 32)  23:04 (180, 78)
P/2005 S2 (Skiff)                   22 43 -07.5  20.1   2:58 (317, 37)   5:12 (180, 62)
2000 XO8                            02 18 +05.6  20.1   2:58 (267,  6)   5:35 (238, 29)
324P/La Sagra                       20 49 -03.7  20.2   2:58 (352, 51)   3:17 (180, 59)
223P/Skiff                          21 10 -46.4  20.2   2:58 (353,  8)   3:39 (  0, 79)
P/2012 T3 (PanSTARRS)               16 38 -12.7  20.5  23:03 (  0, 42)  23:03 (180, 68)
P/2009 Y2 (Kowalski)                02 05 +34.9  20.6   2:58 (243, 24)   5:35 (216,  9)
P/2023 B3 (PanSTARRS)               15 45 -08.4  20.6  22:11 (  0, 47)  22:11 (180, 63)
186P/Garradd                        07 43 +34.0  20.6  21:02 (125, 10)  18:25 (132, -1)
69P/Taylor                          03 42 +04.3  20.6   2:58 (256,-12)   5:35 (254, 15)
435P/PanSTARRS                      21 17 -24.0  20.6   2:58 (347, 30)   3:46 (180, 79)
P/2011 P1 (McNaught)                15 16 -23.3  20.6  21:41 (  0, 32)  21:41 (180, 78)
412P/WISE                           09 16 +17.8  20.7  21:02 ( 99, 18)  18:25 (137, 25)
P/2010 D2 (WISE)                    23 51 +48.6  20.7   2:58 (234, 51)   5:35 (187,  6)
P/2009 WX51 (Catalina)              11 31 -02.8  20.7  21:02 ( 58, 33)  18:25 (168, 58)
P/2022 BV9 (Lemmon)                 12 23 -12.2  20.7  21:02 ( 40, 33)  18:49 (180, 67)
P/2006 HR30 (Siding Spring)         19 33 -38.4  20.7   2:02 (  0, 17)   2:02 (  0, 87)
(944) Hidalgo                       16 15 -62.7  20.7  22:41 (  0, -8)  22:41 (  0, 62)
P/2020 G1 (Pimentel)                21 01 +05.2  20.8   2:58 (345, 59)   3:29 (180, 50)
P/2013 T2 (Schwartz)                01 16 +06.1  20.9   2:58 (276, 19)   5:35 (223, 39)
P/2010 H4 (Scotti)                  11 55 +02.1  20.9  21:02 ( 58, 40)  18:25 (178, 53)
187P/LINEAR                         10 24 +21.0  21.0  21:02 ( 93, 34)  18:25 (155, 30)
391P/Kowalski                       15 12 +07.8  21.0  21:38 (  0, 63)  21:38 (180, 47)
P/2007 K2 (Gibbs)                   07 13 +16.8  21.0  21:02 (116, -6)  18:25 (114,  5)
P/2012 O2 (McNaught)                01 12 -09.3  21.0   2:58 (289, 10)   5:35 (235, 51)
178P/Hug-Bell                       20 18 -21.9  21.1   2:47 (  0, 33)   2:47 (180, 77)
340P/Boattini                       02 15 +15.4  21.1   2:58 (259, 12)   5:35 (230, 23)
82P/Gehrels 3                       05 29 +22.9  21.1   2:58 (223,-18)   5:35 (254,-17)
357P/Hill                           21 15 -23.9  21.1   2:58 (348, 30)   3:43 (180, 79)
P/2015 X3 (PanSTARRS)               01 26 -15.8  21.1   2:58 (292,  3)   5:35 (247, 53)
P/2017 U3 (PanSTARRS)               22 40 -03.3  21.1   2:58 (314, 41)   5:09 (180, 58)
P/1996 R2 (Lagerkvist)              01 58 +11.1  21.1   2:58 (265, 13)   5:35 (230, 29)
156P/Russell-LINEAR                 18 29 -44.1  21.1   0:59 (  0, 11)   0:59 (  0, 81)
230P/LINEAR                         17 29 -15.1  21.2  23:54 (  0, 40)  23:54 (180, 70)
359P/LONEOS                         18 31 -11.8  21.2   1:01 (  0, 43)   1:01 (180, 67)
231P/LINEAR-NEAT                    06 33 +18.2  21.2  21:02 (123,-13)  18:25 (110, -4)
P/2010 H2 (Vales)                   18 38 -33.1  21.3   1:08 (  0, 22)   1:08 (180, 88)
163P/NEAT                           03 13 +08.6  21.3   2:58 (257, -4)   5:35 (246, 17)
312P/NEAT                           17 46 +03.0  21.3   0:15 (  0, 58)   0:15 (180, 52)
P/2017 D1 (Fuls)                    03 16 +05.6  21.4   2:58 (259, -6)   5:35 (249, 19)
176P/(118401) LINEAR                14 34 -15.4  21.4  21:02 (  1, 39)  21:00 (180, 71)
397P/Lemmon                         17 28 -37.4  21.4  23:53 (  0, 18)  23:53 (  0, 88)
11P/Tempel-Swift-LINEAR             23 10 +12.6  21.4   2:58 (292, 48)   5:35 (181, 42)
257P/Catalina                       12 23 -05.3  21.4  21:02 ( 45, 39)  18:49 (180, 60)
2019 OE31                           13 14 -06.1  21.5  21:02 ( 29, 44)  19:40 (180, 61)
2010 RH69                           11 26 +01.8  21.5  21:02 ( 64, 35)  18:25 (166, 53)
P/2019 A4 (PanSTARRS)               02 08 +01.5  21.6   2:58 (272,  5)   5:35 (239, 34)
P/2010 C1 (Scotti)                  05 06 +15.7  21.6   2:58 (233,-20)   5:35 (257, -9)
348P/PanSTARRS                      23 13 +01.8  21.6   2:58 (302, 40)   5:35 (183, 53)
P/2005 T3 (Read)                    02 18 +14.1  21.7   2:58 (260, 10)   5:35 (231, 23)
246P/NEAT                           07 07 +31.0  21.7  21:02 (127,  2)  18:25 (125, -5)
282P/(323137) 2003 BM80             03 46 +23.5  21.8   2:58 (240, -1)   5:35 (239,  2)
311P/PanSTARRS                      23 17 -00.3  21.8   2:58 (303, 38)   5:35 (184, 55)
P/2021 A5 (PanSTARRS)               03 42 +33.5  22.0   2:58 (233,  6)   5:35 (231, -4)
(399457) 2002 PD43                  00 07 +03.0  22.0   2:58 (290, 30)   5:35 (204, 49)
2015 VA108                          00 35 +12.5  22.1   2:58 (276, 31)   5:35 (208, 38)
P/2017 FL36 (PanSTARRS)             06 56 +27.9  22.2  21:02 (126, -2)  18:25 (121, -5)
P/2004 FY140 (LINEAR)               13 03 -09.1  22.4  21:02 ( 31, 41)  19:29 (180, 64)
147P/Kushida-Muramatsu              13 23 -06.3  22.4  21:02 ( 26, 45)  19:49 (180, 61)
P/2015 X6 (PanSTARRS)               10 60 +11.2  22.7  21:02 ( 78, 36)  18:25 (160, 42)
P/1999 XN120 (Catalina)             07 27 +21.0  22.9  21:02 (117, -1)  18:25 (120,  5)
P/2019 U4 (PanSTARRS)               03 42 +16.4  23.0   2:58 (246, -5)   5:35 (244,  7)
316P/LONEOS-Christensen             09 34 +04.9  23.1  21:02 ( 86, 15)  18:25 (132, 38)
168P/Hergenrother                   03 11 +26.3  23.1   2:58 (243,  7)   5:35 (232,  6)
2008 BJ22                           21 28 -07.2  23.2   2:58 (339, 46)   3:56 (180, 62)
317P/WISE                           01 10 +18.8  23.3   2:58 (265, 27)   5:35 (213, 29)
P/2016 G1 (PanSTARRS)               04 56 +16.7  23.4   2:58 (234,-18)   5:35 (255, -7)
366P/Spacewatch                     23 58 -10.2  23.5   2:58 (302, 23)   5:35 (208, 62)
489P/Denning                        12 55 -07.6  23.5  21:02 ( 34, 41)  19:22 (180, 63)
P/2019 S3 (PanSTARRS)               05 12 +17.1  23.8   2:58 (231,-20)   5:35 (257,-11)
P/2012 O1 (McNaught)                04 58 +20.9  24.5   2:58 (231,-15)   5:35 (251,-10)
198P/ODAS                           08 29 +19.7  24.6  21:02 (107, 10)  18:25 (129, 16)
2018 OR                             07 07 +21.1  25.5  21:02 (120, -5)  18:25 (117,  1)
P/1999 RO28 (LONEOS)                07 48 +20.0  27.6  21:02 (113,  2)  18:25 (122,  9)

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