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Comets

Browse and discover detailed information about 168 of the most interesting comets. Comets are listed in order of decreasing brightness.

Search Comets:
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 P/2016 BA14 (PANSTARRS)

P/2016 BA14 (PANSTARRS)
R.A: 00h 35m 22s   Dec: -00° 59’ 26”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 34.1 (JPL)  brightening
in Cetus   object currently below the horizon

Comet 213P/Van Ness

213P/Van Ness
R.A: 08h 18m 43s   Dec: +23° 45’ 25”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 34.1 (JPL) 
in Cancer   current altitude less than 30 degrees above the horizon

Comet 80P/Peters-Hartley

80P/Peters-Hartley
R.A: 05h 18m 30s   Dec: +27° 31’ 14”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 34.5 (JPL)  brightening
in Taurus   current altitude less than 30 degrees above the horizon

Comet 109P/Swift-Tuttle

109P/Swift-Tuttle
R.A: 09h 45m 38s   Dec: -20° 44’ 57”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 36.3 (JPL) 
in Hydra   object currently below the horizon

Comet 45P/Honda-Mrkos-Pajdusakova

45P/Honda-Mrkos-Pajdusakova
R.A: 15h 20m 39s   Dec: -16° 26’ 43”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 36.8 (JPL) 
in Libra   current altitude less than 30 degrees above the horizon

Comet C/2018 O1 (ATLAS)

C/2018 O1 (ATLAS)
R.A: 11h 12m 23s   Dec: -18° 46’ 09”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 39.1 (JPL)  fading
in Crater   current altitude less than 30 degrees above the horizon

Comet 55P/Tempel-Tuttle

55P/Tempel-Tuttle
R.A: 15h 28m 25s   Dec: -19° 08’ 28”
Observed Magnitude N.A. (COBS)
Estimated Magnitude 48.1 (JPL) 
in Libra   current altitude less than 30 degrees above the horizon

Comet C/2012 S1 (ISON)

C/2012 S1 (ISON)
R.A: 07h 39m 56s   Dec: +37° 15’ 41”
Observed Magnitude N.A. (COBS)
Estimated Magnitude N.A. (JPL) 
in Lynx   current altitude less than 30 degrees above the horizon
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