73P/Schwassmann-Wachmann (Record n° 17264)
Orbital period : 5.44 years
NASA/JPL elements
IAU/MPC elements
On 2017 Mar 03 09h13 UT by Thierry Noel
(Copyright Thierry Noel)Nuclear magnitude (m2) 14.2 m2 standard deviation 0.1 Aperture radius used for m2 6.5 " r (dist/Sun) 0.992 AU d (dist/Earth) 1.383 AU Right ascension 19 56 26.94 h m s Declination -20 58 47.8 ° ' " 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
COM Aperture radius for m2 : 6.5"
ACK MPCReport file updated 2017.03.03 15:05:10
AC2 thierrynoel38a@free.fr
NET Gaia DR1
0073P C2017 03 03.38436 19 56 26.94 -20 58 47.8 14.3 N W97
0073P C2017 03 03.38926 19 56 28.45 -20 58 46.8 14.2 N W97
0073P C2017 03 03.39396 19 56 29.94 -20 58 45.7 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 1x1 Mount Nova Autoguide No Exposure details 8x1mn 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 Partly cloudy sky Observation submission date 2017 Mar 03 15h10m37s Observation modification date 2017 Apr 16 20h13m37s