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C/2025 J1 (Borisov)


NASA/JPL elements
IAU/MPC elements


On 2026 Apr 03 20h25 UT by Jean-Gabriel Bosch


(Copyright Jean-Gabriel Bosch)

Nuclear magnitude (m2)17.1
m2 standard deviation0.2
Aperture radius used for m26.4 "
r (dist/Sun) 3.636 AU
d (dist/Earth) 3.860 AU
Right ascension05 06 54.54 h m s
Declination+48 28 42.3 ° ' "
MPC report
COD Y87
CON J.-G. Bosch
OBS J.-G. Bosch
MEA J.-G. Bosch
TEL 0.25-m f/4.75 reflector + CMO
NUM 122
ACK MPCReport file updated 2026.04.04 08:03:26
NET Gaia DR2
AC2 jgbosch@free.fr
    CK25J010 KB2026 04 03.85062 05 06 54.54 +48 28 42.3          17.4 G      Y87
    CK25J010 KB2026 04 03.85769 05 06 54.91 +48 28 35.5          16.9 G      Y87
    CK25J010 KB2026 04 03.86462 05 06 55.24 +48 28 28.1          17.1 G      Y87
Instrument typeNewton
Instrument aperture (0=naked eye)250 mm
Instrument focale length1187.5 mm
Instrument focale/diameter4.75
Camera 294MM
SensorCMOS
Sensor temperature0 °C
Binning4x4
MountEQ6-R pro
Exposure details71x25s
Observatory MPC codeY87
LocationTrevinca skies-Amalthea
Reference stars catalogGaia DR2
Used softwaresTycho Tracker
Image resize factor2
Resulting picture sampling (scale)1.6 "/pix
Observation submission date2026 Apr 04 08h05m57s
Observation modification date2026 Apr 04 08h08m01s

(Record n° 31264)

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