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COMET OBSERVATIONS

Comet/Object
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C/2025 J1 (Borisov)

Perihelion distance : 3.58 AU
Inclination to ecliptic : 95 °
Eccentricity : 1

NASA/JPL elements
IAU/MPC elements

Magnitude and Afrho plots

All reports dump for find_orb

ADES reports dump

MPC reports dump

ICQ reports dump

Pictures gallery

Spectrums gallery

Statistics



Num Date
[TU]
 Comet/Object Name r
(/Sun)
[AU]		 d
(/Earth)
[AU]		 Pict
 Spec
 Coma
total
mag
(m1)
 m1
apert
radius
[']
 Nuclear
mag
(m2)
 m2
apert
radius
["]
 Band
 Coma
diam
[']
 Coma
cond		 Tail
length
[°]		 Tail
PA
[°]		 Afrho
[cm]		 Instr
apert
[mm]		 Instr photCat
 fltr
 Filter
 Obs
MPC
code		 Who
320152026 11 02.201C/2025 J1 (Borisov) 3.807 3.334Pict 17.3 7.2 r 250 L UCAC4 Y87 jgbosch
320212026 11 01.134C/2025 J1 (Borisov) 3.804 3.346Pict 17.7 7.2 r 250 L UCAC4 Y87 jgbosch
319722026 10 13.204C/2025 J1 (Borisov) 3.750 3.603Pict 17.8 7.2 G 250 L Gaia2 Y87 jgbosch
319292026 09 25.215C/2025 J1 (Borisov) 3.705 3.866 18.1 7.2 G 250 L Gaia2 Y87 jgbosch
313572026 04 19.902C/2025 J1 (Borisov) 3.613 4.069Pict 17.3 6.4 250 L Y87 jgbosch
312932026 04 09.895C/2025 J1 (Borisov) 3.627 3.940Pict 17.6 6.4 250 L Y87 jgbosch
312642026 04 03.850C/2025 J1 (Borisov) 3.636 3.860Pict 17.1 6.4 250 L Y87 jgbosch
312272026 03 27.865C/2025 J1 (Borisov) 3.647 3.766Pict 17.3 6.4 250 L Y87 jgbosch
312102026 03 24.866C/2025 J1 (Borisov) 3.653 3.726Pict 17.3 6.4 250 L Y87 jgbosch
309672026 02 20.842C/2025 J1 (Borisov) 3.721 3.351Pict 17.5 6.4 250 L Y87 jgbosch
309622026 02 17.806C/2025 J1 (Borisov) 3.728 3.324Pict 16.7 5.95 400 L None A77 fkugel
305732025 12 10.047C/2025 J1 (Borisov)Pict 17.2 250 L None jvilhem
305942025 12 08.915C/2025 J1 (Borisov) 3.952 3.452Pict 16.5 230 T None 247 csartini
304792025 11 25.195C/2025 J1 (Borisov) 4.002 3.616Pict 14.8 5.95 400 L None A77 fkugel
303722025 11 13.224C/2025 J1 (Borisov)Pict 17.5 250 L L jvilhem
298862025 08 03.940C/2025 J1 (Borisov)Pict 18.5 6.4 250 L Y87 jgbosch
298552025 07 30.910C/2025 J1 (Borisov)4.5525.004Pict 18.6 6.4 250 L Y87 jgbosch
297792025 07 09.939C/2025 J1 (Borisov) 4.610 5.062Pict 18.7 6.4 250 L Y87 jgbosch
297552025 07 01.047C/2025 J1 (Borisov) 4.708 5.120Pict 18.9 6.4 250 L Y87 jgbosch

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