73P/Schwassmann-Wachmann (Record n° 17101)
Orbital period : 5.44 years
NASA/JPL elements
IAU/MPC elements
On 2017 Feb 03 08h25 UT by Thierry Noel
(Copyright Thierry Noel)Nuclear magnitude (m2) 14.5 m2 standard deviation 0.1 Aperture radius used for m2 6.5 " r (dist/Sun) 1.138 AU d (dist/Earth) 1.444 AU Right ascension 17 30 01.42 h m s Declination -18 48 11.9 ° ' " 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 2017.02.03 14:35:49
AC2 thierrynoel38a@free.fr
NET Gaia DR1
0073P C2017 02 03.35068 17 30 01.42 -18 48 11.9 14.6 N W97
0073P C2017 02 03.35942 17 30 03.97 -18 48 18.5 14.4 N W97
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 1x1 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 (gradient, levels, crop) Observation submission date 2017 Feb 03 14h36m53s Observation modification date 2017 Feb 11 00h26m00s