73P/Schwassmann-Wachmann (Record n° 17167)
Perihelion distance : 0.9 AU
Inclination to ecliptic : 6 °
Orbital period : 5.33 years
Eccentricity : 0.71
NASA/JPL elements
IAU/MPC elements
On 2017 Feb 16 08h29 UT by Jean-Gabriel BoschMagnitude (MPC m2) 14.8 Magnitude standard deviation 0.0 Aperture radius for m2 6.2 " r (dist/Sun) 1.056 AU d (dist/Earth) 1.391 AU Right ascension 279.12463 ° Declination -20.74619 ° MPC report COD W96
OBS A. Maury, J.-B. de Vanssay, J.-G.Bosch
MEA J.-G.Bosch
TEL 0.4-m f/5.4 Ritchey-Chretien + CCD
ACK MPCReport file updated 2017.02.16 06:49:14
AC2 [JGBosch@free.fr]
NET UCAC-4
0073P C2017 02 16.35321 18 36 29.91 -20 44 46.3 14.8 N W96
0073P C2017 02 16.37560 18 36 36.88 -20 44 53.8 14.8 N W96
Instrument type Ritchey-Chretien Instrument aperture (0=naked eye) 400 mm Instrument focale length 2160 mm Instrument focale/diameter 5.4 Filter None Camera QHY Sensor CCD Sensor temperature -30 °C Binning 3x3 Mount VMA 200 Autoguide No Air mass 1.5 Observatory MPC code W96 Location San Pedro Atacama Chili Reference stars catalog (ast) UCAC-4
Used softwares ASTROMETRICA Observation submission date 2017 Feb 16 11h19m34s