C/2025 R2 (SWAN) (Record n° 30629)
Orbital period : 781.30 years
NASA/JPL elements
IAU/MPC elements
On 2025 Dec 13 18h52 UT by Jean-Gabriel Bosch
(Copyright Jean-Gabriel Bosch)Nuclear magnitude (m2) 16.5 m2 standard deviation 0.2 Aperture radius used for m2 6.4 " r (dist/Sun) 1.848 AU d (dist/Earth) 1.265 AU Right ascension 00 31 29.44 h m s Declination +09 50 09.3 ° ' " 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 35
ACK MPCReport file updated 2025.12.14 08:38:01
NET Gaia DR2
AC2 jgbosch@free.fr
CK25R020 KB2025 12 13.78614 00 31 29.44 +09 50 09.3 16.2 G Y87
CK25R020 KB2025 12 13.79320 00 31 30.17 +09 50 12.4 16.5 G Y87
CK25R020 KB2025 12 13.80011 00 31 30.85 +09 50 15.6 16.7 G 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 0 °C Binning 4x4 Mount EQ6-R pro Exposure details 67x25s Observatory MPC code Y87 Location Trevinca skies-Amalthea Reference stars catalog Gaia DR2
Used softwares Tycho Tracker Image resize factor 1 Resulting picture sampling (scale) 1.6 "/pix Observation submission date 2025 Dec 14 08h39m25s Observation modification date 2025 Dec 14 08h46m03s