73P/Schwassmann-Wachmann (Record n° 17965)
Orbital period : 5.44 years
NASA/JPL elements
IAU/MPC elements
On 2017 Jul 24 08h17 UT by Jean-Gabriel Bosch
(Copyright Jean-Gabriel Bosch)Nuclear magnitude (m2) 18 m2 standard deviation 0.2 Aperture radius used for m2 6.4 " r (dist/Sun) 1.905 AU d (dist/Earth) 1.837 AU Right ascension 02 55 30.72 h m s Declination +06 18 51.1 ° ' " 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 + QHY9CCD
ACK MPCReport file updated 2017.07.24 05:20:38
AC2 JGBosch@free.fr
NET UCAC-4
0073P C2017 07 24.34527 02 55 30.72 +06 18 51.1 17.8 N W96
0073P C2017 07 24.37888 02 55 32.80 +06 18 58.3 18.2 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 45x60s Air mass 1.7 Observatory MPC code W96 Location San Pedro Atacama Chili Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.59 "/pix Observation submission date 2017 Jul 24 11h32m57s Observation modification date 2017 Jul 24 13h30m44s