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public LocationGreenwich, United Kingdom
TimezoneEurope/London
Sunrise: 5:24 
Transit: 12:55 
Sunset: 20:27
wb_twilight   (Civil Twilight)   What's Visible Now?

Bright Comets

This page provides a comprehensive list of the bright comets currently visible in the sky. This list is updated with new information several times per day. Comets for which there is data from recent observations reported in the Comet Observation database (COBS) are listed first, in order of decreasing brightness. When data from recent observations is not available, the magnitude provided by the JPL Horizons datasets is used as an estimation of the brightness.

Credits for comet observation data: COBS Comet Observation Database – CC BY-NA-SA 4.0

Visibility from selected location
visibility = visible to the naked eye
stars = binocular, brighter than 10th magnitude
radio_button_checked Current altitude ≥ 30°   radio_button_checked Current altitude < 30°   radio_button_checked Below the horizon
226P/Pigott-LINEAR-Kowalski

226P/Pigott-LINEAR-Kowalski   radio_button_checked

Magnitude: 19.2 (Predicted - JPL) trending_down
RA: 04h 27m 31s   Decl: +41° 09’ 14”
in Perseus
164P/Christensen

164P/Christensen   radio_button_checked

Magnitude: 19.3 (Predicted - JPL) trending_up
RA: 21h 04m 06s   Decl: -24° 54’ 39”
in Capricornus
C/2023 R1 (PANSTARRS)

C/2023 R1 (PANSTARRS)   radio_button_checked

Magnitude: 19.3 (Predicted - JPL) trending_up
RA: 00h 18m 44s   Decl: +26° 29’ 05”
in Andromeda
P/2021 N2 (Fuls)

P/2021 N2 (Fuls)   radio_button_checked

Magnitude: 19.5 (Predicted - JPL) trending_flat
RA: 08h 39m 19s   Decl: +05° 02’ 42”
in Hydra
77P/Longmore

77P/Longmore   radio_button_checked

Magnitude: 19.5 (Predicted - JPL) trending_flat
RA: 22h 41m 12s   Decl: -31° 36’ 52”
in Pisces Austrinus
P/2021 V2 (Fuls)

P/2021 V2 (Fuls)   radio_button_checked

Magnitude: 19.6 (Predicted - JPL) trending_down
RA: 13h 00m 52s   Decl: -14° 26’ 44”
in Virgo
C/2021 C5 (PANSTARRS)

C/2021 C5 (PANSTARRS)   radio_button_checked

Magnitude: 19.6 (Predicted - JPL) trending_flat
RA: 22h 09m 02s   Decl: -22° 07’ 20”
in Aquarius
129P/Shoemaker-Levy

129P/Shoemaker-Levy   radio_button_checked

Magnitude: 19.6 (Predicted - JPL) trending_down
RA: 12h 42m 20s   Decl: -03° 23’ 39”
in Virgo
103P/Hartley

103P/Hartley   radio_button_checked

Magnitude: 19.7 (Predicted - JPL) trending_down
RA: 08h 51m 10s   Decl: +04° 07’ 17”
in Hydra
94P/Russell

94P/Russell   radio_button_checked

Magnitude: 19.7 (Predicted - JPL) trending_up
RA: 18h 03m 05s   Decl: -24° 23’ 43”
in Sagittarius
C/2020 F5 (MASTER)

C/2020 F5 (MASTER)   radio_button_checked

Magnitude: 19.7 (Predicted - JPL) trending_flat
RA: 00h 38m 16s   Decl: +39° 14’ 07”
in Andromeda
21P/Giacobini-Zinner

21P/Giacobini-Zinner   radio_button_checked

Magnitude: 19.7 (Predicted - JPL) trending_up
RA: 15h 38m 37s   Decl: +07° 44’ 05”
in Serpens
209P/LINEAR

209P/LINEAR   radio_button_checked

Magnitude: 19.7 (Predicted - JPL) trending_up
RA: 06h 51m 57s   Decl: +40° 22’ 47”
in Auriga
C/2022 U4 (Bok)

C/2022 U4 (Bok)   radio_button_checked

Magnitude: 19.8 (Predicted - JPL) trending_down
RA: 20h 26m 14s   Decl: +04° 58’ 46”
in Delphinus
2P/Encke

2P/Encke   radio_button_checked

Magnitude: 19.8 (Predicted - JPL) trending_flat
RA: 22h 39m 59s   Decl: -11° 49’ 43”
in Aquarius
26P/Grigg-Skjellerup

26P/Grigg-Skjellerup   radio_button_checked

Magnitude: 19.8 (Predicted - JPL) trending_down
RA: 22h 20m 18s   Decl: +11° 23’ 57”
in Pegasus
C/2019 F1 (ATLAS-Africano)

C/2019 F1 (ATLAS-Africano)   radio_button_checked

Magnitude: 19.8 (Predicted - JPL) trending_flat
RA: 02h 20m 32s   Decl: +08° 49’ 35”
in Cetus
333P/LINEAR

333P/LINEAR   radio_button_checked

Magnitude: 19.9 (Predicted - JPL) trending_up
RA: 09h 11m 36s   Decl: -53° 22’ 49”
in Vela
C/1995 O1 (Hale-Bopp)

C/1995 O1 (Hale-Bopp)   radio_button_checked

Magnitude: 20.0 (Predicted - JPL) trending_flat
RA: 23h 10m 28s   Decl: -84° 05’ 40”
in Octans
49P/Arend-Rigaux

49P/Arend-Rigaux   radio_button_checked

Magnitude: 20.1 (Predicted - JPL) trending_up
RA: 23h 15m 54s   Decl: -14° 18’ 26”
in Aquarius
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