73P/Schwassmann-Wachmann (Record n° 17122)
Orbital period : 5.44 years
NASA/JPL elements
IAU/MPC elements
On 2017 Feb 10 08h31 UT by Thierry Noel
(Copyright Thierry Noel)Nuclear magnitude (m2) 14.2 m2 standard deviation 0.0 Aperture radius used for m2 6.5 " r (dist/Sun) 1.091 AU d (dist/Earth) 1.410 AU Right ascension 18 05 15.10 h m s Declination -20 01 38.8 ° ' " MPC report COD W97
CON Thierry Noel [thierrynoel38a@free.fr]
OBS A. Maury, B. Sandness, T. Noel
MEA T. Noel
TEL 0.38-m f/4.6 Newton + CCD
ACK MPCReport file updated 2017.02.10 14:35:02
AC2 thierrynoel38a@free.fr
NET Gaia DR1
0073P C2017 02 10.35516 18 05 15.10 -20 01 38.8 14.2 N W97
0073P C2017 02 10.36387 18 05 17.78 -20 01 43.8 14.2 N W97
Instrument type Newton Instrument aperture (0=naked eye) 380 mm Instrument focale length 1748 mm Instrument focale/diameter 4.6 Filter(s) None Camera ST11000 Sensor CCD Sensor temperature -25 °C Binning 3x3 Mount Nova Autoguide No Exposure details 4x5mn Observatory MPC code W97 Location San Pedro de Atacama, Chile Reference stars catalog Gaia DR1
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.09 "/pix Image processing Prism (-dark, /flat), Astrometrica (add), Iris (levels, ddp, crop) Remarks or comments Tracking adjusted on 73P move Observation submission date 2017 Feb 10 14h54m19s Observation modification date 2017 Apr 16 20h27m52s