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Comets

Browse and discover detailed information about 218 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 240P/NEAT

240P/NEAT
R.A: 16h 31m 14s   Dec: -23° 21’ 13”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 20.4 (JPL)  fading
in Ophiucus   object currently below the horizon

Comet 354P/LINEAR

354P/LINEAR
R.A: 20h 58m 11s   Dec: -15° 24’ 08”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 20.5 (JPL)  fading
in Capricornus   object currently below the horizon

Comet 10P/Tempel 2

10P/Tempel 2
R.A: 07h 54m 32s   Dec: +17° 51’ 06”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 20.6 (JPL)  brightening
in Gemini   current altitude less than 30 degrees above the horizon

Comet SWAN (C/2020 F8)

C/2020 F8 (SWAN)
R.A: 04h 51m 08s   Dec: -20° 31’ 48”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 20.8 (JPL) 
in Eridanus   object currently below the horizon

Comet 284P/McNaught

284P/McNaught
R.A: 06h 50m 12s   Dec: +12° 09’ 23”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 20.8 (JPL) 
in Gemini   current altitude less than 30 degrees above the horizon

Comet 8P/Tuttle

8P/Tuttle
R.A: 16h 18m 36s   Dec: -34° 27’ 38”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.0 (JPL)  fading
in Scorpius   object currently below the horizon

Comet 30P/Reinmuth 1

30P/Reinmuth 1
R.A: 22h 43m 04s   Dec: -15° 47’ 37”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.1 (JPL) 
in Aquarius   object currently below the horizon

Comet 297P/Beshore

297P/Beshore
R.A: 00h 01m 12s   Dec: -14° 38’ 53”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.1 (JPL)  fading
in Cetus   object currently below the horizon

Comet 297P/Beshore (2008 J2)

297P/Beshore (2008 J2)
R.A: 00h 01m 12s   Dec: -14° 38’ 53”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.1 (JPL)  fading
in Cetus   object currently below the horizon

Comet 150P/LONEOS

150P/LONEOS
R.A: 01h 34m 50s   Dec: +32° 53’ 09”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.1 (JPL)  brightening
in Triangulum   object currently below the horizon

Comet 70P/Kojima

70P/Kojima
R.A: 14h 12m 47s   Dec: -08° 01’ 14”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.1 (JPL)  fading
in Virgo   current altitude less than 30 degrees above the horizon

Comet 185P/Petriew

185P/Petriew
R.A: 16h 19m 07s   Dec: -12° 28’ 46”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.2 (JPL)  brightening
in Scorpius   current altitude less than 30 degrees above the horizon

Comet 12P/Pons-Brooks

12P/Pons-Brooks
R.A: 17h 42m 06s   Dec: +28° 03’ 12”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.3 (JPL)  brightening
in Hercules   current altitude less than 30 degrees above the horizon

Comet C/2020 S3 (Erasmus)

C/2020 S3 (Erasmus)
R.A: 00h 09m 43s   Dec: +15° 18’ 59”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.3 (JPL) 
in Pegasus   object currently below the horizon

Comet 13P/Olbers

13P/Olbers
R.A: 02h 47m 16s   Dec: -34° 46’ 41”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.3 (JPL)  brightening
in Fornax   object currently below the horizon

Comet 88P/Howell

88P/Howell
R.A: 07h 22m 08s   Dec: +24° 54’ 27”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.4 (JPL) 
in Gemini   current altitude less than 30 degrees above the horizon

Comet 164P/Christensen

164P/Christensen
R.A: 16h 05m 32s   Dec: -16° 14’ 11”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.5 (JPL) 
in Scorpius   current altitude less than 30 degrees above the horizon

Comet 7P/Pons-Winnecke

7P/Pons-Winnecke
R.A: 04h 20m 51s   Dec: +03° 20’ 41”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.6 (JPL) 
in Taurus   object currently below the horizon

Comet C/2018 A6 (Gibbs)

C/2018 A6 (Gibbs)
R.A: 22h 16m 10s   Dec: +16° 39’ 19”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.7 (JPL) 
in Pegasus   object currently below the horizon

Comet 103P/Hartley 2

103P/Hartley 2
R.A: 11h 41m 19s   Dec: +05° 56’ 27”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 21.8 (JPL) 
in Virgo   current altitude greater than 30 degrees above the horizon
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