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Comets

Browse and discover detailed information about 200 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 C/2018 A6 (Gibbs)

C/2018 A6 (Gibbs)
R.A: 22h 14m 33s   Dec: -25° 24’ 17”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 18.5 (JPL)  fading
in Pisces Austrinus   object currently below the horizon

Comet 110P/Hartley 3

110P/Hartley 3
R.A: 23h 23m 20s   Dec: +13° 05’ 31”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 18.6 (JPL) 
in Pegasus   object currently below the horizon

Comet 4P/Faye

4P/Faye
R.A: 18h 18m 01s   Dec: -16° 19’ 10”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 18.7 (JPL) 
in Sagittarius   object currently below the horizon

Comet C/2016 M1 (PANSTARRS)

C/2016 M1 (PANSTARRS)
R.A: 06h 35m 30s   Dec: -12° 45’ 44”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 18.8 (JPL) 
in Canis Majoris   current altitude less than 30 degrees above the horizon

Comet Encke (2P/Encke)

Encke's Comet
R.A: 18h 52m 01s   Dec: -27° 52’ 08”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 18.8 (JPL)  fading
in Sagittarius   object currently below the horizon

Comet C/2020 T2 (Palomar)

Comet C/2020 T2
R.A: 11h 41m 27s   Dec: +26° 53’ 29”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 18.8 (JPL)  brightening
in Leo   current altitude greater than 30 degrees above the horizon

Comet 58P/Jackson-Neujmin

58P/Jackson-Neujmin
R.A: 07h 28m 33s   Dec: +05° 53’ 22”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 18.8 (JPL)  fading
in Canis Minoris   current altitude greater than 30 degrees above the horizon

Comet 65P/Gunn

65P/Gunn
R.A: 05h 18m 18s   Dec: +25° 01’ 21”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 18.9 (JPL) 
in Taurus   current altitude greater than 30 degrees above the horizon

Comet C/2020 F2 (ATLAS)

C/2020 F2 (ATLAS)
R.A: 15h 24m 37s   Dec: -14° 16’ 10”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 18.9 (JPL) 
in Libra   object currently below the horizon

Comet 16P/Brooks 2

16P/Brooks 2
R.A: 19h 35m 01s   Dec: -21° 29’ 58”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 19.0 (JPL) 
in Sagittarius   object currently below the horizon

Comet C/2016 Q2 (PANSTARRS)

C/2016 Q2 (PANSTARRS)
R.A: 17h 50m 15s   Dec: +35° 28’ 44”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 19.0 (JPL) 
in Hercules   current altitude less than 30 degrees above the horizon

Comet C/2019 E3 (ATLAS)

C/2019 E3 (ATLAS)
R.A: 10h 07m 03s   Dec: -48° 54’ 44”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 19.0 (JPL)  brightening
in Vela   object currently below the horizon

Comet C/2020 H5 (Robinson)

C/2020 H5 (Robinson)
R.A: 12h 16m 01s   Dec: -35° 12’ 05”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 19.2 (JPL) 
in Hydra   object currently below the horizon

Comet 74P/Smirnova-Chernykh

74P/Smirnova-Chernykh
R.A: 18h 59m 25s   Dec: -26° 34’ 51”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 19.4 (JPL)  fading
in Sagittarius   object currently below the horizon

Comet C/2020 F3 (NEOWISE)

C/2020 F3 (NEOWISE)
R.A: 15h 34m 33s   Dec: -17° 00’ 17”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 19.5 (JPL)  fading
in Libra   object currently below the horizon

Comet C/2020 K1 (PANSTARRS)

C/2020 K1 (PANSTARRS)
R.A: 17h 35m 46s   Dec: +44° 23’ 31”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 19.5 (JPL)  brightening
in Hercules   current altitude less than 30 degrees above the horizon

Comet C/2019 V1 (Borisov)

C/2019 V1 (Borisov)
R.A: 13h 21m 41s   Dec: +48° 53’ 53”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 19.6 (JPL) 
in Canes Venatici   current altitude greater than 30 degrees above the horizon

5D/Brorsen (Lost)

5D/Brorsen (Lost)
R.A: 19h 29m 09s   Dec: -29° 40’ 30”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 19.7 (JPL)  fading
in Sagittarius   object currently below the horizon

Comet C/2015 O1 (PANSTARRS)

C/2015 O1 (PANSTARRS)
R.A: 08h 10m 31s   Dec: +13° 43’ 38”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 19.7 (JPL) 
in Cancer   current altitude greater than 30 degrees above the horizon

Comet C/2018 A3 (ATLAS)

C/2018 A3 (ATLAS)
R.A: 00h 45m 35s   Dec: +07° 32’ 56”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 19.9 (JPL)  fading
in Pisces   object currently below the horizon
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