C/2025 R2 (SWAN) (Record n° 30934)
Orbital period : 781.30 years
NASA/JPL elements
IAU/MPC elements
On 2026 Jan 29 17h50 UT by Joel Nicolas
(Copyright Joel Nicolas)Nuclear magnitude (m2) 18.2 m2 standard deviation 0.1 Aperture radius used for m2 5.6 " r (dist/Sun) 2.521 AU d (dist/Earth) 2.507 AU Right ascension 01 39 19.08 h m s Declination +14 58 27.6 ° ' " MPC report COD A77
CON J. Nicolas
OBS J. Nicolas
MEA J. Nicolas
TEL 0.41-m f/3.3 reflector + CCD
NUM 2
ACK MPCReport file updated 2026.01.31 11:17:32
NET ATLAS2
AC2 nicolas.joel@wanadoo.fr
CK25R020 KC2026 01 29.74334 01 39 19.08 +14 58 27.6 18.2 R A77
CK25R020 KC2026 01 29.75532 01 39 20.05 +14 58 31.3 18.1 R A77
Instrumental configuration Config1 Instrument type Newton Instrument aperture (0=naked eye) 410 mm Instrument focale length 1353 mm Instrument focale/diameter 3.3 Filter(s) None Camera ST8XME Sensor CCD Sensor temperature -20 °C Binning 1x1 Exposure details 18*90s Air mass 1.19 Observatory MPC code A77 Location 04 Dauban Reference stars catalog ATLAS2
Used softwares Tycho Resulting picture sampling (scale) 1.4 "/pix Observation submission date 2026 Jan 31 11h21m10s Observation modification date 2026 Jan 31 11h40m43s