Home

C/2025 J1 (Borisov)


NASA/JPL elements
IAU/MPC elements


On 2025 Jul 09 22h32 UT by Jean-Gabriel Bosch


(Copyright Jean-Gabriel Bosch)

Nuclear magnitude (m2)18.7
m2 standard deviation0.2
Aperture radius used for m26.4 "
r (dist/Sun) 4.610 AU
d (dist/Earth) 5.062 AU
Right ascension09 53 29.95 h m s
Declination+78 58 11.7 ° ' "
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 29
ACK MPCReport file updated 2025.07.10 09:32:54
NET Gaia DR2
AC2 jgbosch@free.fr
    CK25J010 KB2025 07 09.93905 09 53 29.95 +78 58 11.7          18.5 G      Y87
    CK25J010 KB2025 07 09.94834 09 53 30.48 +78 58 05.3          18.8 G      Y87
    CK25J010 KB2025 07 09.95747 09 53 30.74 +78 57 58.2                      Y87
Instrument typeNewton
Instrument aperture (0=naked eye)250 mm
Instrument focale length1187.5 mm
Instrument focale/diameter4.75
CameraAsi 294MM
SensorCMOS
Sensor temperature-10 °C
Binning4x4
MountEQ6
Exposure details89x25s
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 date2025 Jul 10 15h05m06s
Observation modification date2025 Jul 10 15h06m24s

(Record n° 29779)

Home