C/2025 J1 (Borisov) (Record n° 31210)
NASA/JPL elements
IAU/MPC elements
On 2026 Mar 24 20h47 UT by Jean-Gabriel Bosch
(Copyright Jean-Gabriel Bosch)Nuclear magnitude (m2) 17.3 m2 standard deviation 0.1 Aperture radius used for m2 6.4 " r (dist/Sun) 3.653 AU d (dist/Earth) 3.726 AU Right ascension 04 59 54.04 h m s Declination +51 23 48.7 ° ' " 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 23
ACK MPCReport file updated 2026.03.25 07:04:03
NET Gaia DR2
AC2 jgbosch@free.fr
CK25J010 KB2026 03 24.86631 04 59 54.04 +51 23 48.7 17.2 G Y87
CK25J010 KB2026 03 24.87366 04 59 54.29 +51 23 40.2 17.3 G Y87
CK25J010 KB2026 03 24.88101 04 59 54.59 +51 23 32.0 17.3 G Y87
Instrument type Newton Instrument aperture (0=naked eye) 250 mm Instrument focale length 1187.5 mm Instrument focale/diameter 4.75 Camera 294MM Sensor CMOS Sensor temperature 0 °C Binning 4x4 Mount EQ6-R pro Exposure details 75x25s Observatory MPC code Y87 Location Trevinca skies-Amalthea Reference stars catalog Gaia DR2
Used softwares Tycho Tracker Image resize factor 2 Resulting picture sampling (scale) 1.6 "/pix Observation submission date 2026 Mar 25 07h07m33s Observation modification date 2026 Mar 25 07h10m56s