29P/Schwassmann-Wachmann (Record n° 18082)
Orbital period : 14.85 years
NASA/JPL elements
IAU/MPC elements
On 2017 Aug 19 23h54 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 16.2 m2 standard deviation 0.1 Aperture radius used for m2 6.4 " r (dist/Sun) 5.825 AU d (dist/Earth) 4.821 AU Right ascension 21 18 55.23 h m s Declination -14 12 54.2 ° ' " 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/5.4 Ritchey-Chretien + CCD
ACK MPCReport file updated 2017.08.19 and 20
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0029P C2017 08 19.99612 21 18 55.23 -14 12 54.2 16.3 N W96
0029P C2017 08 20.04645 21 18 53.82 -14 12 58.1 16.2 N W96
0029P C2017 08 20.09634 21 18 52.37 -14 13 02.3 16.2 N W96
0029P C2017 08 20.15001 21 18 50.86 -14 13 06.9 16.2 N W96
Instrument type Ritchey-Chretien Instrument aperture (0=naked eye) 400 mm Instrument focale length 2160 mm Instrument focale/diameter 5.4 Filter(s) None Camera QHY Sensor CCD Sensor temperature -30 °C Binning 3x3 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) 1.59 "/pix Observation submission date 2017 Aug 20 06h00m48s Observation modification date 2017 Aug 20 08h51m41s