29P/Schwassmann-Wachmann (Record n° 18668)
Orbital period : 14.85 years
NASA/JPL elements
IAU/MPC elements
On 2017 Dec 22 00h14 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 15.4 m2 standard deviation 0.1 Aperture radius used for m2 6.4 " r (dist/Sun) 5.803 AU d (dist/Earth) 6.378 AU Right ascension 21 28 46.56 h m s Declination -12 26 17.0 ° ' " MPC report COD W96
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS A. Maury, J.-B. de Vanssay, J.-F. Soulier
MEA J.-F. Soulier
TEL 0.4-m f/5.2 Ritchey-Chretien + CCD
ACK MPCReport file updated 2017.12.22
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0029P C2017 12 22.00975 21 28 46.56 -12 26 17.0 15.3 N W96
0029P C2017 12 22.03291 21 28 47.45 -12 26 11.4 15.4 N W96
0029P C2017 12 22.05687 21 28 48.33 -12 26 07.1 15.4 N W96
Instrument type Ritchey-Chretien Instrument aperture (0=naked eye) 400 mm Instrument focale length 2080 mm Instrument focale/diameter 5.2 Filter(s) None Camera QHY Sensor CCD Sensor temperature -15 °C Binning 2x2 Mount VMA 200 Autoguide No Exposure details 30 x 60s Observatory MPC code W96 Location San Pedro d'Atacama Chili Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.06 "/pix Observation submission date 2017 Dec 22 09h48m23s Observation modification date 2017 Dec 22 10h00m56s