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

Comets

Browse and discover detailed information about 191 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 56P/Slaughter-Burnham

56P/Slaughter-Burnham
R.A: 12h 06m 24s   Dec: -03° 55’ 08”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 26.0 (JPL) 
in Virgo   object currently below the horizon

Comet 66P/du Toit

66P/du Toit
R.A: 04h 35m 07s   Dec: +34° 15’ 13”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 26.0 (JPL) 
in Perseus   current altitude greater than 30 degrees above the horizon

Comet 8P/Tuttle

8P/Tuttle
R.A: 20h 51m 52s   Dec: +49° 57’ 44”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 26.0 (JPL) 
in Cygnus   current altitude greater than 30 degrees above the horizon

Comet 96P/Machholz

96P/Machholz
R.A: 18h 30m 17s   Dec: -38° 22’ 21”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 26.0 (JPL) 
in Corona Australis   object currently below the horizon

Comet 226P/Pigott-LINEAR-Kowalski

226P/Pigott-LINEAR-Kowalski
R.A: 14h 18m 26s   Dec: -03° 40’ 22”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 27.0 (JPL) 
in Virgo   object currently below the horizon

Comet 289P/Blanpain

289P/Blanpain
R.A: 12h 35m 52s   Dec: -00° 07’ 34”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 27.0 (JPL) 
in Virgo   object currently below the horizon

Comet 319P/Catalina-McNaught

319P/Catalina-McNaught
R.A: 10h 53m 13s   Dec: +17° 53’ 21”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 27.0 (JPL) 
in Leo   object currently below the horizon

Comet C/2019 D1 (Flewelling)

C/2019 D1 (Flewelling)
R.A: 04h 18m 51s   Dec: +18° 42’ 17”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 27.0 (JPL) 
in Taurus   current altitude greater than 30 degrees above the horizon

Comet 209P/LINEAR

209P/LINEAR
R.A: 01h 48m 49s   Dec: -11° 04’ 13”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 28.0 (JPL) 
in Cetus   current altitude less than 30 degrees above the horizon

Comet 23P/Brorsen-Metcalf

23P/Brorsen-Metcalf
R.A: 17h 11m 06s   Dec: -38° 20’ 53”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 28.0 (JPL) 
in Scorpius   object currently below the horizon

Comet 26P/Grigg-Skjellerup

26P/Grigg-Skjellerup
R.A: 01h 48m 45s   Dec: +17° 06’ 58”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 28.0 (JPL) 
in Aries   current altitude greater than 30 degrees above the horizon

Comet 364P/2018 A2 (PANSTARRS)

364P/2018 A2 (PANSTARRS)
R.A: 05h 22m 28s   Dec: +28° 00’ 30”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 28.0 (JPL) 
in Taurus   current altitude greater than 30 degrees above the horizon

Comet 40P/Vaisala 1

40P/Vaisala 1
R.A: 00h 46m 58s   Dec: -05° 14’ 10”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 28.0 (JPL) 
in Cetus   current altitude greater than 30 degrees above the horizon

Comet 60P/Tsuchinshan 2

60P/Tsuchinshan 2
R.A: 17h 00m 18s   Dec: -22° 43’ 42”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 28.0 (JPL) 
in Ophiucus   object currently below the horizon

Comet C/2017 K4 (ATLAS)

C/2017 K4 (ATLAS)
R.A: 04h 56m 06s   Dec: +34° 37’ 52”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 28.0 (JPL) 
in Auriga   current altitude greater than 30 degrees above the horizon

Comet C/2018 A1 (PANSTARRS)

C/2018 A1 (PANSTARRS)
R.A: 11h 00m 44s   Dec: -23° 42’ 42”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 28.0 (JPL) 
in Crater   object currently below the horizon

Comet 24P/Schaumasse

24P/Schaumasse
R.A: 20h 11m 07s   Dec: -29° 29’ 53”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 29.0 (JPL) 
in Sagittarius   object currently below the horizon

Comet 46P/Wirtanen

46P/Wirtanen
R.A: 14h 56m 34s   Dec: -11° 36’ 10”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 29.0 (JPL) 
in Libra   object currently below the horizon

Comet 20D/Westphal

20D/Westphal
R.A: 13h 44m 11s   Dec: -50° 28’ 40”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 30.0 (JPL) 
in Centaurus   object currently below the horizon

Comet 154P/Brewington

154P/Brewington
R.A: 13h 48m 19s   Dec: -27° 23’ 54”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 30.0 (JPL) 
in Hydra   object currently below the horizon
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