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🌎  Greenwich, United Kingdom [change]

Comets

Browse and discover detailed information about 207 of the most interesting comets. Comets are listed in order of decreasing brightness.

Visibility from selected location  = visible to the naked eye
 = binocular, brighter than 10th magnitude
= current altitude ≥ 30°   = current altitude < 30°   = below the horizon
Location: Greenwich, United Kingdom [change]

Comet 199P/Shoemaker 4

199P/Shoemaker 4
R.A: 13h 32m 46s   Dec: +15° 16’ 02”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.7 (JPL)  brightening
in Coma   object currently below the horizon

Comet 32P/Comas Sola

32P/Comas Sola
R.A: 21h 31m 38s   Dec: -24° 21’ 13”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.7 (JPL)  fading
in Capricornus   object currently below the horizon

Comet 164P/Christensen

164P/Christensen
R.A: 15h 53m 18s   Dec: -12° 25’ 00”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.8 (JPL) 
in Libra   object currently below the horizon

Comet C/2020 S8 (Lemmon)

C/2020 S8 (Lemmon)
R.A: 11h 59m 19s   Dec: -46° 33’ 14”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.8 (JPL)  fading
in Centaurus   object currently below the horizon

Comet ATLAS (C/2019 Y4)

C/2019 Y4 (ATLAS)
R.A: 07h 06m 17s   Dec: +02° 44’ 32”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.2 (JPL)  fading
in Monoceros   current altitude less than 30 degrees above the horizon

Comet C/2020 M3 (ATLAS)

C/2020 M3 (ATLAS)
R.A: 12h 16m 33s   Dec: +23° 51’ 31”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.2 (JPL) 
in Coma   current altitude less than 30 degrees above the horizon

Comet 78P/Gehrels 2

78P/Gehrels 2
R.A: 13h 55m 00s   Dec: -12° 31’ 25”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.3 (JPL) 
in Virgo   object currently below the horizon

Comet 354P/LINEAR

354P/LINEAR
R.A: 17h 23m 55s   Dec: -26° 21’ 12”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.4 (JPL) 
in Ophiucus   object currently below the horizon

Comet 150P/LONEOS

150P/LONEOS
R.A: 23h 10m 02s   Dec: +15° 40’ 55”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.5 (JPL) 
in Pegasus   current altitude less than 30 degrees above the horizon

Comet 30P/Reinmuth 1

30P/Reinmuth 1
R.A: 21h 15m 45s   Dec: -19° 25’ 14”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.6 (JPL)  fading
in Capricornus   object currently below the horizon

Comet 73P/Schwassmann-Wachmann 3

73P/Schwassmann-Wachmann 3
R.A: 10h 56m 07s   Dec: +19° 31’ 30”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.6 (JPL)  brightening
in Leo   current altitude less than 30 degrees above the horizon

Comet 49P/Arend-Rigaux

49P/Arend-Rigaux
R.A: 18h 04m 28s   Dec: -16° 15’ 04”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.7 (JPL) 
in Sagittarius   object currently below the horizon

Comet 14P/Wolf

14P/Wolf
R.A: 12h 00m 29s   Dec: -13° 44’ 22”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 23.0 (JPL)  brightening
in Corvus   object currently below the horizon

Comet C/2020 R4 (ATLAS)

C/2020 R4 (ATLAS)
R.A: 11h 35m 07s   Dec: +06° 52’ 00”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 23.3 (JPL)  fading
in Leo   object currently below the horizon

Comet C/2019 U6 (Lemmon)

C/2019 U6 (Lemmon)
R.A: 20h 59m 00s   Dec: +44° 19’ 17”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 23.4 (JPL)  fading
in Cygnus   current altitude less than 30 degrees above the horizon

Comet 53P/Van Biesbroeck

53P/Van Biesbroeck
R.A: 06h 37m 15s   Dec: +17° 15’ 12”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 23.5 (JPL) 
in Gemini   current altitude greater than 30 degrees above the horizon

Comet 68P/Klemola

68P/Klemola
R.A: 07h 35m 16s   Dec: +09° 30’ 56”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 23.5 (JPL) 
in Canis Minoris   current altitude greater than 30 degrees above the horizon

Comet 217P/LINEAR

217P/LINEAR
R.A: 13h 46m 41s   Dec: +01° 05’ 38”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 23.6 (JPL) 
in Virgo   object currently below the horizon

Comet 46P/Wirtanen

46P/Wirtanen
R.A: 17h 26m 42s   Dec: -23° 26’ 38”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 23.6 (JPL) 
in Ophiucus   object currently below the horizon

Comet 263P/Gibbs

263P/Gibbs
R.A: 23h 17m 13s   Dec: -16° 55’ 17”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 23.7 (JPL) 
in Aquarius   object currently below the horizon
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