C/2025 J1 (Borisov) (Record n° 29779)
Perihelion distance : 3.58 AU
Inclination to ecliptic : 95 °
Eccentricity : 1
NASA/JPL elements
IAU/MPC elements
On 2025 Jul 09 22h32 UT by Jean-Gabriel Bosch
(Copyright Jean-Gabriel Bosch)Magnitude (MPC m2) 18.7 Magnitude standard deviation 0.2 Aperture radius for m2 6.4 " r (dist/Sun) 4.610 AU d (dist/Earth) 5.062 AU Right ascension 148.37479 ° Declination +78.96992 ° 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 type Newton Instrument aperture (0=naked eye) 250 mm Instrument focale length 1187.5 mm Instrument focale/diameter 4.75 Camera Asi 294MM Sensor CMOS Sensor temperature -10 °C Binning 4x4 Mount EQ6 Picture exposure details 89x25s Observatory MPC code Y87 Location Trevinca skies-Amalthea Reference stars catalog (ast) Gaia DR2
Used softwares Tycho Tracker Image resize factor 2 Resulting picture sampling (scale) 1.6 "/pix Observation submission date 2025 Jul 10 15h05m06s Observation modification date 2025 Jul 10 15h06m24s