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🌎  Greenwich, United Kingdom [change]

Comets

Browse and discover detailed information about 211 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 14P/Wolf

14P/Wolf
R.A: 11h 27m 37s   Dec: -07° 29’ 45”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.7 (JPL) 
in Crater   object currently below the horizon

Comet 255P/Levy

255P/Levy
R.A: 00h 51m 43s   Dec: +15° 56’ 02”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.8 (JPL)  brightening
in Pisces   current altitude greater than 30 degrees above the horizon

Comet 13P/Olbers

13P/Olbers
R.A: 02h 23m 23s   Dec: -27° 20’ 48”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 22.9 (JPL)  brightening
in Fornax   object currently below the horizon

Comet 217P/LINEAR

217P/LINEAR
R.A: 13h 24m 37s   Dec: +06° 36’ 35”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 23.0 (JPL) 
in Virgo   object currently below the horizon

Comet C/2021 C3 (Catalina)

C/2021 C3 (Catalina)
R.A: 03h 59m 34s   Dec: +71° 32’ 20”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 23.1 (JPL)  fading
in Camelopardalis   current altitude greater than 30 degrees above the horizon

Comet 263P/Gibbs

263P/Gibbs
R.A: 02h 05m 46s   Dec: +03° 28’ 02”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 23.2 (JPL)  brightening
in Pisces   current altitude less than 30 degrees above the horizon

Comet 21P/Giacobini-Zinner

21P/Giacobini-Zinner
R.A: 12h 22m 13s   Dec: -03° 28’ 33”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 23.2 (JPL)  fading
in Virgo   object currently below the horizon

Comet C/2020 M3 (ATLAS)

C/2020 M3 (ATLAS)
R.A: 11h 28m 16s   Dec: +30° 12’ 47”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 23.3 (JPL)  fading
in Ursa Major   object currently below the horizon

Comet ATLAS (C/2019 Y4)

C/2019 Y4 (ATLAS)
R.A: 06h 38m 45s   Dec: +08° 08’ 05”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 23.4 (JPL) 
in Monoceros   object currently below the horizon

Comet 144P/Kushida

144P/Kushida
R.A: 21h 44m 46s   Dec: -09° 32’ 35”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 23.4 (JPL)  brightening
in Capricornus   current altitude less than 30 degrees above the horizon

Comet 201P/LONEOS

201P/LONEOS
R.A: 11h 59m 26s   Dec: +00° 53’ 44”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 23.5 (JPL)  fading
in Virgo   object currently below the horizon

Comet 48P/Johnson

48P/Johnson
R.A: 10h 06m 45s   Dec: +21° 34’ 48”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 23.6 (JPL) 
in Leo   object currently below the horizon

Comet 269P/Jedicke

269P/Jedicke
R.A: 18h 24m 43s   Dec: -19° 24’ 31”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 23.7 (JPL) 
in Sagittarius   object currently below the horizon

Comet 290P/Jager

290P/Jager
R.A: 21h 02m 04s   Dec: -14° 48’ 41”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 23.7 (JPL) 
in Capricornus   current altitude less than 30 degrees above the horizon

Comet 26P/Grigg-Skjellerup

26P/Grigg-Skjellerup
R.A: 03h 33m 36s   Dec: +11° 50’ 22”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 23.8 (JPL)  brightening
in Taurus   current altitude less than 30 degrees above the horizon

Comet 64P/Swift-Gehrels

64P/Swift-Gehrels
R.A: 12h 59m 55s   Dec: -17° 21’ 02”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 23.8 (JPL) 
in Virgo   object currently below the horizon

Comet 53P/Van Biesbroeck

53P/Van Biesbroeck
R.A: 06h 26m 23s   Dec: +18° 46’ 09”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 24.0 (JPL) 
in Gemini   current altitude less than 30 degrees above the horizon

Comet 398P/Boattini

398P/Boattini
R.A: 15h 40m 19s   Dec: -05° 08’ 59”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 24.1 (JPL)  fading
in Libra   object currently below the horizon

Comet 106P/Schuster

106P/Schuster
R.A: 09h 10m 56s   Dec: +35° 37’ 59”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 24.1 (JPL)  fading
in Lynx   object currently below the horizon

Comet C/2022 A1 (Sarneczky)

C/2022 A1 (Sarneczky)
R.A: 03h 01m 46s   Dec: -31° 22’ 28”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 24.2 (JPL)  fading
in Fornax   object currently below the horizon
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