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C/2025 B2 (Borisov)


NASA/JPL elements
IAU/MPC elements


On 2025 Dec 11 19h08 UT by Francois Kugel


(Copyright Francois Kugel)

Nuclear magnitude (m2)17.9
m2 standard deviation0.2
Aperture radius used for m25.95 "
r (dist/Sun) 8.402 AU
d (dist/Earth) 8.000 AU
Right ascension21 01 59.78 h m s
Declination+86 03 39.7 ° ' "
MPC report
COD A77
CON F. Kugel
OBS F. Kugel
MEA F. Kugel
TEL 0.40-m f/2.8 reflector + CMO
NUM 28
ACK MPCReport file updated 2025.12.12 12:17:58
NET APASS
AC2 fkugel@free.fr
    CK25B020 KB2025 12 11.79731 21 01 59.78 +86 03 39.7          17.7 R      A77
    CK25B020 KB2025 12 11.80507 21 02 00.26 +86 03 35.8          18.1 R      A77
    CK25B020 KB2025 12 11.81294 21 02 01.05 +86 03 32.0          18.0 R      A77
Instrumental configurationConfig2
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
Filter(s)None
CameraIMX492
SensorCMOS
Sensor temperature-20 °C
Binning2x2
Exposure details60x30s
Observatory MPC codeA77
Reference stars catalogAPASS
Resulting picture sampling (scale)0.85 "/pix
Observation submission date2025 Dec 12 12h21m52s
Observation modification date2025 Dec 12 12h25m01s

(Record n° 30605)

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