C/2025 R2 (SWAN) (Record n° 30602)
Orbital period : 781.30 years
NASA/JPL elements
IAU/MPC elements
On 2025 Dec 11 18h01 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 11.2 Aperture radius used for m1 0.8 ' Nuclear magnitude (m2) 16.1 m2 standard deviation 0.0 Aperture radius used for m2 5.95 " Coma diameter 3 ' Afrho 87 cm Afrho error 20 cm r (dist/Sun) 1.817 AU d (dist/Earth) 1.216 AU Right ascension 00 27 56.08 h m s Declination +09 34 45.4 ° ' " MPC report COD A77
CON F. Kugel
OBS F. Kugel
MEA F. Kugel
TEL 0.40-m f/2.8 reflector + CMO
NUM 28
ACK MPCReport file updated 2025.12.12 12:17:58
NET APASS
AC2 fkugel@free.fr
CK25R020 KB2025 12 11.75072 00 27 56.08 +09 34 45.4 16.1 R A77
CK25R020 KB2025 12 11.75581 00 27 56.61 +09 34 47.8 16.1 R A77
CK25R020 KB2025 12 11.76091 00 27 57.13 +09 34 50.2 11.2 T A77
Instrumental configuration Config2 Instrument type Newton Instrument aperture (0=naked eye) 400 mm Instrument focale length 1120 mm Instrument focale/diameter 2.8 Filter(s) None Camera IMX492 Sensor CMOS Sensor temperature -20 °C Binning 2x2 Exposure details 39x30s Observatory MPC code A77 Reference stars catalog APASS
Image resize factor 0.5 Resulting picture sampling (scale) 0.85 "/pix Observation submission date 2025 Dec 12 12h21m52s Observation modification date 2025 Dec 12 12h30m37s