73P/Schwassmann-Wachmann (Record n° 17742)
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 May 29 08h47 UT by Jean-Gabriel BoschMagnitude (MPC m2) 18 Magnitude standard deviation 0.0 Aperture radius for m2 6.2 " r (dist/Sun) 1.394 AU d (dist/Earth) 1.815 AU Right ascension 20.4575 ° Declination -0.64961 ° MPC report COD W96
CON Jean-Gabriel Bosch [JGBosch@free.fr]
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 2017.05.29 06:31:12
AC2 JGBosch@free.fr
NET UCAC-4
0073P KC2017 05 29.36599 01 21 49.80 -00 38 58.6 18.0 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 -10 °C Binning 3x3 Mount VMA 200 Autoguide No Air mass 1.7 Observatory MPC code W96 Location San Pedro Atacama Chili Reference stars catalog (ast) UCAC-4
Used softwares ASTROMETRICA Observation submission date 2017 May 29 12h34m21s Observation modification date 2017 May 29 23h00m05s