29P/Schwassmann-Wachmann (Record n° 13735)
Orbital period : 14.85 years
NASA/JPL elements
IAU/MPC elements
On 2015 Apr 22 05h22 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 17.4 m2 standard deviation 0.1 Aperture radius used for m2 2.7 " r (dist/Sun) 6.050 AU d (dist/Earth) 5.464 AU Right ascension 17 57 42.44 h m s Declination -31 33 08.9 ° ' " MPC report COD W96
CON ALAIN MAURY [amaury@spaceobs.com]
OBS A. Maury, J.-F. Soulier
MEA J.-F. Soulier
TEL 0.4-m f/8 Ritchey-Chretien + CCD
ACK MPCReport file updated 2015.04.22
AC2 amaury@spaceobs.com
NET UCAC-4
0029P KC2015 04 22.22391 17 57 42.44 -31 33 08.9 17.5 N W96
0029P KC2015 04 22.25714 17 57 42.06 -31 33 10.0 17.4 N W96
0029P KC2015 04 22.29544 17 57 41.82 -31 33 12.7 17.3 N W96
Instrument type Ritchey-Chretien Instrument aperture (0=naked eye) 400 mm Instrument focale length 3200 mm Instrument focale/diameter 8 Filter(s) None Camera QHY Sensor CCD Sensor temperature -35 °C Binning 2x2 Mount PARAMOUNT Autoguide Yes Exposure details 30 x 120s Moon elongation 161 ° Air mass 1.38 Observatory MPC code W96 Location San Pedro de Atacama, Chili Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 0.69 "/pix Observation submission date 2015 Apr 22 10h09m48s Observation modification date 2015 Apr 22 10h10m19s