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public LocationGreenwich, United Kingdom
TimezoneEurope/London
Sunrise: 5:05 
Transit: 12:55 
Sunset: 20:45
sleep   (Nighttime)   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
C/2022 E3 (ZTF)

C/2022 E3 (ZTF)   radio_button_checked

Magnitude: 17.9 (Predicted - JPL) trending_flat
RA: 03h 43m 41s   Decl: -46° 10’ 33”
in Horologium
48P/Johnson

48P/Johnson   radio_button_checked

Magnitude: 17.9 (Predicted - JPL) trending_up
RA: 15h 48m 28s   Decl: -04° 30’ 03”
in Libra
C/2024 A1 (ATLAS)

C/2024 A1 (ATLAS)   radio_button_checked

Magnitude: 17.9 (Predicted - JPL) trending_up
RA: 06h 30m 57s   Decl: -36° 24’ 56”
in Columba
30P/Reinmuth

30P/Reinmuth   radio_button_checked

Magnitude: 18.0 (Predicted - JPL) trending_up
RA: 04h 57m 45s   Decl: +19° 40’ 16”
in Taurus
C/2014 UN271 (Bernardinelli-Bernstein)

C/2014 UN271 (Bernardinelli-Bernstein)   radio_button_checked

Magnitude: 18.1 (Predicted - JPL) trending_up
RA: 03h 33m 27s   Decl: -61° 24’ 29”
in Reticulum
C/2024 G3 (ATLAS)

C/2024 G3 (ATLAS)   radio_button_checked

Magnitude: 18.1 (Predicted - JPL) trending_up
RA: 16h 00m 52s   Decl: -80° 23’ 23”
in Apus
219P/LINEAR

219P/LINEAR   radio_button_checked

Magnitude: 18.1 (Predicted - JPL) trending_flat
RA: 01h 13m 06s   Decl: +14° 13’ 31”
in Pisces
C/2022 U3 (Bok)

C/2022 U3 (Bok)   radio_button_checked

Magnitude: 18.1 (Predicted - JPL) trending_down
RA: 05h 45m 30s   Decl: +23° 31’ 19”
in Taurus
46P/Wirtanen

46P/Wirtanen   radio_button_checked

Magnitude: 18.2 (Predicted - JPL) trending_flat
RA: 04h 22m 50s   Decl: +21° 01’ 14”
in Taurus
117P/Helin-Roman-Alu

117P/Helin-Roman-Alu   radio_button_checked

Magnitude: 18.4 (Predicted - JPL) trending_flat
RA: 02h 23m 38s   Decl: +10° 54’ 32”
in Aries
C/2020 F2 (ATLAS)

C/2020 F2 (ATLAS)   radio_button_checked

Magnitude: 18.4 (Predicted - JPL) trending_flat
RA: 11h 22m 40s   Decl: +22° 19’ 59”
in Leo
146P/Shoemaker-LINEAR

146P/Shoemaker-LINEAR   radio_button_checked

Magnitude: 18.4 (Predicted - JPL) trending_up
RA: 00h 10m 09s   Decl: -22° 06’ 29”
in Cetus
C/2020 R7 (ATLAS)

C/2020 R7 (ATLAS)   radio_button_checked

Magnitude: 18.5 (Predicted - JPL) trending_down
RA: 15h 09m 05s   Decl: +59° 05’ 35”
in Draco
C/2024 B1 (Lemmon)

C/2024 B1 (Lemmon)   radio_button_checked

Magnitude: 18.6 (Predicted - JPL) trending_up
RA: 04h 42m 37s   Decl: +19° 03’ 34”
in Taurus
95P/Chiron

95P/Chiron   radio_button_checked

Magnitude: 18.7 (Predicted - JPL) trending_flat
RA: 01h 16m 52s   Decl: +09° 21’ 15”
in Pisces
C/2024 G2 (ATLAS)

C/2024 G2 (ATLAS)   radio_button_checked

Magnitude: 18.8 (Predicted - JPL) trending_flat
RA: 11h 34m 12s   Decl: -70° 54’ 35”
in Musca
240P/NEAT

240P/NEAT   radio_button_checked

Magnitude: 18.9 (Predicted - JPL) trending_up
RA: 21h 24m 41s   Decl: -34° 30’ 29”
in Microscopium
C/2023 U1 (Fuls)

C/2023 U1 (Fuls)   radio_button_checked

Magnitude: 18.9 (Predicted - JPL) trending_flat
RA: 05h 58m 29s   Decl: -23° 13’ 37”
in Lepus
C/2020 Y2 (ATLAS)

C/2020 Y2 (ATLAS)   radio_button_checked

Magnitude: 18.9 (Predicted - JPL) trending_flat
RA: 01h 50m 07s   Decl: +12° 41’ 56”
in Aries
199P/Shoemaker

199P/Shoemaker   radio_button_checked

Magnitude: 19.0 (Predicted - JPL) trending_flat
RA: 00h 30m 33s   Decl: -19° 57’ 25”
in Cetus
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