C/2025 W2 (ATLAS) (Record n° 30760)
Orbital period : 138.90 years
NASA/JPL elements
IAU/MPC elements
On 2025 Dec 29 17h47 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 19.8 m2 standard deviation 0.1 Aperture radius used for m2 6.75 " r (dist/Sun) 1.483 AU d (dist/Earth) 1.275 AU Right ascension 19 14 57.78 h m s Declination +56 44 18.9 ° ' " 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 2025.12.29 21:23:35
NET ATLAS2
AC2 jean-francois.soulier2@wanadoo.fr
CK25W020 KC2025 12 29.74072 19 14 57.78 +56 44 18.9 19.9 r L27
CK25W020 KC2025 12 29.75577 19 15 01.51 +56 43 44.5 19.8 r L27
CK25W020 KC2025 12 29.77223 19 15 05.50 +56 43 06.4 19.8 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 30s Observatory MPC code L27 Location Dauban Reference stars catalog ATLAS2
Used softwares Tycho Resulting picture sampling (scale) 1.5 "/pix Observation submission date 2025 Dec 29 21h40m56s Observation modification date 2025 Dec 30 09h45m50s