C/2025 R2 (SWAN) (Record n° 30581)
Orbital period : 781.30 years
NASA/JPL elements
IAU/MPC elements
On 2025 Dec 10 19h03 UT by Jean-Gabriel Bosch
(Copyright Jean-Gabriel Bosch)Nuclear magnitude (m2) 16.3 m2 standard deviation 0.1 Aperture radius used for m2 6.4 " r (dist/Sun) 1.802 AU d (dist/Earth) 1.191 AU Right ascension 00 26 13.49 h m s Declination +09 27 23.6 ° ' " 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 49
ACK MPCReport file updated 2025.12.11 08:24:58
NET Gaia DR2
AC2 jgbosch@free.fr
CK25R020 KB2025 12 10.79355 00 26 13.49 +09 27 23.6 16.2 G Y87
CK25R020 KB2025 12 10.79811 00 26 13.96 +09 27 25.4 16.3 G Y87
CK25R020 KB2025 12 10.80250 00 26 14.45 +09 27 27.8 16.3 G Y87
Instrument type Newton Instrument aperture (0=naked eye) 250 mm Instrument focale length 1187.5 mm Instrument focale/diameter 4.75 Camera Asi 294MM Sensor CMOS Sensor temperature 0 °C Binning 4x4 Mount EQ6-R pro Exposure details 43x25s 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 2025 Dec 11 08h33m12s Observation modification date 2025 Dec 11 08h53m32s