73P/Schwassmann-Wachmann (Record n° 17752)
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 31 09h33 UT by Jean-Gabriel Bosch
(Copyright Jean-Gabriel Bosch)Magnitude (MPC m2) 17.3 Magnitude standard deviation 0.0 Aperture radius for m2 6.2 " r (dist/Sun) 1.412 AU d (dist/Earth) 1.822 AU Right ascension 21.61704 ° Declination -0.24289 ° 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 2017.05.31 06:32:35
AC2 JGBosch@free.fr
NET UCAC-4
0073P KC2017 05 31.39817 01 26 28.09 -00 14 34.4 17.3 N W96
0073P KC2017 05 31.41896 01 26 30.95 -00 14 20.2 17.3 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 Exposure details 45x60s Air mass 1.5 Observatory MPC code W96 Location San Pedro Atacama Chili Reference stars catalog (ast) UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.56 "/pix Observation submission date 2017 May 31 12h35m46s Observation modification date 2017 May 31 15h27m56s