C/2025 R2 (SWAN) (Record n° 30790)
Orbital period : 781.30 years
NASA/JPL elements
IAU/MPC elements
On 2026 Jan 04 17h49 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 17.8 m2 standard deviation 0.1 Aperture radius used for m2 6.75 " r (dist/Sun) 2.172 AU d (dist/Earth) 1.833 AU Right ascension 01 05 20.71 h m s Declination +12 21 14.3 ° ' " MPC report COD L27
CON J.-F. Soulier
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.25-m f/3.5 reflector + CCD
NUM 3
ACK MPCReport file updated 2026.01.04 20:55:05
NET ATLAS2
AC2 jean-francois.soulier2@wanadoo.fr
CK25R020 KC2026 01 04.74258 01 05 20.71 +12 21 14.3 17.8 r L27
CK25R020 KC2026 01 04.75579 01 05 21.82 +12 21 19.6 17.8 r L27
CK25R020 KC2026 01 04.76917 01 05 22.96 +12 21 24.9 17.7 r L27
Instrument type Newton Instrument aperture (0=naked eye) 250 mm Instrument focale length 875 mm Instrument focale/diameter 3.5 Filter(s) None Camera ATIK 414 EX Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount PARAMOUNT ME Autoguide No Exposure details 50 x 60s Observatory MPC code L27 Location Dauban Reference stars catalog ATLAS2
Used softwares Tycho Resulting picture sampling (scale) 1.5 "/pix Observation submission date 2026 Jan 04 20h57m56s Observation modification date 2026 Jan 05 08h18m27s