Your guide to the Solar System and the night sky
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🌎  Observing from: Greenwich, United Kingdom [change]

Comets

Detailed information about 227 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/2022 E3 (ZTF)

C/2022 E3 (ZTF)
C/2022 E3 (ZTF) is visible to the naked eye
R.A: 05h 03m 15s   Dec: +42° 23’ 08”
Observed Magnitude 5.7 (COBS)
Estimated Magnitude 8.3 (JPL)  fading
in Auriga   current altitude greater than 30 degrees above the horizon

5D/Brorsen (Lost)

5D/Brorsen (Lost)
5D/Brorsen (Lost) is brighter than mag 10
R.A: 23h 46m 41s   Dec: -11° 55’ 43”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 8.4 (JPL)  brightening
in Aquarius   object currently below the horizon

Comet 96P/Machholz 1

96P/Machholz 1
96P/Machholz 1 is brighter than mag 10
R.A: 20h 19m 08s   Dec: -06° 52’ 33”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 8.6 (JPL)  fading
in Aquila   object currently below the horizon

Comet C/2022 A2 (PANSTARRS)

C/2022 A2 (PANSTARRS)
C/2022 A2 (PANSTARRS) is brighter than mag 10
R.A: 20h 25m 44s   Dec: +57° 47’ 15”
Observed Magnitude 9.7 (COBS)
Estimated Magnitude 12.3 (JPL)  fading
in Cygnus   current altitude less than 30 degrees above the horizon

Comet C/2022 U2 (ATLAS)

C/2022 U2 (ATLAS)
R.A: 05h 01m 37s   Dec: +42° 30’ 05”
Observed Magnitude 11.6 (COBS)
Estimated Magnitude 15.1 (JPL)  fading
in Auriga   current altitude greater than 30 degrees above the horizon

Comet ZTF (C/2020 V2)

C/2020 V2 (ZTF)
R.A: 01h 31m 52s   Dec: +53° 03’ 36”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 11.7 (JPL)  fading
in Perseus   current altitude greater than 30 degrees above the horizon

Comet C/2017 K2 (PANSTARRS)

C/2017 K2 (PANSTARRS)
R.A: 23h 43m 11s   Dec: -68° 57’ 14”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 12.1 (JPL) 
in Tucana   object currently below the horizon

Comet C/2022 S3 (PANSTARRS)

C/2022 S3 (PANSTARRS)
R.A: 23h 45m 31s   Dec: -63° 46’ 28”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 12.9 (JPL)  fading
in Tucana   object currently below the horizon

Comet 81P/Wild 2

81P/Wild 2
R.A: 16h 07m 01s   Dec: -17° 42’ 26”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 13.0 (JPL) 
in Scorpius   object currently below the horizon

Comet C/2019 T4 (ATLAS)

C/2019 T4 (ATLAS)
R.A: 15h 33m 23s   Dec: +03° 29’ 35”
Observed Magnitude 13.3 (COBS)
Estimated Magnitude 14.5 (JPL) 
in Serpens   object currently below the horizon

Comet C/2020 K1 (PANSTARRS)

C/2020 K1 (PANSTARRS)
R.A: 19h 06m 29s   Dec: -31° 28’ 25”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 14.0 (JPL)  brightening
in Sagittarius   object currently below the horizon

Comet C/2019 L3 (ATLAS)

C/2019 L3 (ATLAS)
R.A: 09h 33m 12s   Dec: -34° 49’ 56”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 14.3 (JPL) 
in Antlia   object currently below the horizon

Comet 119P/Parker-Hartley

119P/Parker-Hartley
R.A: 07h 30m 35s   Dec: +24° 55’ 59”
Observed Magnitude 14.5 (COBS)
Estimated Magnitude 16.3 (JPL)  fading
in Gemini   current altitude greater than 30 degrees above the horizon

Comet C/2021 S3 (PANSTARRS)

C/2021 S3 (PANSTARRS)
R.A: 05h 18m 03s   Dec: -36° 45’ 35”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 15.1 (JPL)  brightening
in Columba   current altitude less than 30 degrees above the horizon

Comet C/2021 Y1 (ATLAS)

C/2021 Y1 (ATLAS)
R.A: 03h 15m 26s   Dec: -13° 13’ 10”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 15.1 (JPL) 
in Eridanus   current altitude less than 30 degrees above the horizon

Comet 118P/Shoemaker-Levy 4

118P/Shoemaker-Levy 4
R.A: 08h 27m 32s   Dec: +15° 14’ 56”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 15.3 (JPL)  fading
in Cancer   current altitude greater than 30 degrees above the horizon

Comet C/2020 S4 (PANSTARRS)

C/2020 S4 (PANSTARRS)
R.A: 09h 30m 03s   Dec: +25° 16’ 07”
Observed Magnitude 15.6 (COBS)
Estimated Magnitude 15.6 (JPL) 
in Leo   current altitude greater than 30 degrees above the horizon

Comet 29P/Schwassmann-Wachmann 1

29P/Schwassmann-Wachmann 1
R.A: 06h 20m 11s   Dec: +29° 00’ 00”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 15.9 (JPL) 
in Auriga   current altitude greater than 30 degrees above the horizon

Comet 237P/LINEAR

237P/LINEAR
R.A: 16h 58m 15s   Dec: -25° 35’ 09”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 16.0 (JPL)  brightening
in Ophiucus   object currently below the horizon

Comet 71P/Clark

71P/Clark
R.A: 19h 39m 18s   Dec: -25° 20’ 20”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 16.0 (JPL) 
in Sagittarius   object currently below the horizon
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