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C/2025 B2 (Borisov)


NASA/JPL elements
IAU/MPC elements


On 2025 Jan 23 20h44 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Nuclear magnitude (m2)20.7
m2 standard deviation0.1
Aperture radius used for m24.5 "
r (dist/Sun) 8.975 AU
d (dist/Earth) 8.487 AU
Right ascension04 06 20.41 h m s
Declination+71 11 37.1 ° ' "
MPC report
COD L27
CON J.-F. Soulier [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.25-m f/3.5 Newtonian reflector + CCD
ACK NEOCP L27 2025.01.23 23:18:35
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
    CK25B020 KC2025 01 23.86415 04 06 20.41 +71 11 37.1          20.8 R      L27
    CK25B020 KC2025 01 23.88155 04 06 19.27 +71 11 34.1          20.7 R      L27
    CK25B020 KC2025 01 23.89509 04 06 18.31 +71 11 31.5          20.7 R      L27
Instrument typeNewton
Instrument aperture (0=naked eye)250 mm
Instrument focale length875 mm
Instrument focale/diameter3.5
Filter(s)None
CameraATIK 414 EX
SensorCCD
Sensor temperature-20 °C
Binning1x1
MountPARAMOUNT ME
AutoguideNo
Exposure details80 x 60s
Observatory MPC codeL27
LocationDauban
Reference stars catalogUCAC-4
Used softwaresAstrometrica
Resulting picture sampling (scale)1.49 "/pix
Remarks or commentsEchant. SETUP
Observation submission date2025 Feb 14 17h29m46s
Observation modification date2025 Feb 14 17h31m30s

(Record n° 29540)

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