29P/Schwassmann-Wachmann (Record n° 30766)
Perihelion distance : 5.8 AU
Inclination to ecliptic : 9 °
Orbital period : 14.91 years
Eccentricity : 0.04
NASA/JPL elements
IAU/MPC elements
On 2025 Dec 30 01h29 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Magnitude (MPC m2) 15.4 Magnitude standard deviation 0.1 Aperture radius for m2 6.75 " r (dist/Sun) 6.306 AU d (dist/Earth) 6.016 AU Right ascension 173.58171 ° Declination -3.26822 ° 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 6
ACK MPCReport file updated 2025.12.30 08:56:11
NET ATLAS2
AC2 jean-francois.soulier2@wanadoo.fr
0029P KC2025 12 30.06201 11 34 19.61 -03 16 05.6 15.4 r L27
0029P KC2025 12 30.07554 11 34 19.64 -03 16 07.4 15.5 r L27
0029P KC2025 12 30.08813 11 34 19.59 -03 16 09.7 15.5 r L27
0029P KC2025 12 30.10082 11 34 19.72 -03 16 10.3 15.3 r L27
0029P KC2025 12 30.11351 11 34 19.77 -03 16 11.7 15.1 r L27
0029P KC2025 12 30.12293 11 34 19.78 -03 16 12.8 15.3 r L27
Instrument type Newton Instrument aperture (0=naked eye) 250 mm Instrument focale length 875 mm Instrument focale/diameter 3.5 Filter None Camera ATIK 414 EX Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount PARAMOUNT ME Autoguide No Exposure details 30 x 30s Observatory MPC code L27 Location Dauban Reference stars catalog (ast) ATLAS2
Used softwares Tycho Resulting picture sampling (scale) 1.5 "/pix Remarks or comments Bad seeing Observation submission date 2025 Dec 30 09h07m05s Observation modification date 2025 Dec 30 09h47m56s