29P/Schwassmann-Wachmann (Record n° 18603)
Orbital period : 14.85 years
NASA/JPL elements
IAU/MPC elements
On 2017 Dec 12 00h29 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 15.2 m2 standard deviation 0.0 Aperture radius used for m2 6.4 " Coma diameter 0.4 ' r (dist/Sun) 5.804 AU d (dist/Earth) 6.248 AU Right ascension 21 22 45.77 h m s Declination -12 58 36.3 ° ' " 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 2017.12.12
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0029P C2017 12 12.02027 21 22 45.77 -12 58 36.3 15.2 N W96
0029P C2017 12 12.04364 21 22 46.57 -12 58 31.8 15.2 N W96
0029P C2017 12 12.06762 21 22 47.36 -12 58 28.5 15.2 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 -10 °C Binning 2x2 Mount VMA 200 Autoguide No Exposure details 20 x 60s Observatory MPC code W96 Location San Pedro d'Atacama Chili Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.07 "/pix Observation submission date 2017 Dec 12 02h58m44s Observation modification date 2017 Dec 12 03h23m11s