73P-BT/Schwassmann-Wachmann (Record n° 17663)
Orbital period : 5.45 years
NASA/JPL elements
IAU/MPC elements
On 2017 May 12 09h44 UT by Thierry Noel
(Copyright Thierry Noel)Nuclear magnitude (m2) 16 m2 standard deviation 0.5 Aperture radius used for m2 6.7 " r (dist/Sun) 1.248 AU d (dist/Earth) 1.740 AU Right ascension 00 39 07.07 h m s Declination -04 27 58.9 ° ' " 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 Newtonian reflector + CCD
COM Aperture radius for m2 : 6.7"
COM Full Moon
ACK MPCReport file updated 2017.05.12 14:41:46
AC2 thierrynoel38a@free.fr
NET Gaia DR1
0073Pbt KC2017 05 12.40522 00 39 07.07 -04 27 58.9 16.3 N W97
0073Pbt KC2017 05 12.41440 00 39 08.68 -04 27 50.3 16.3 N W97
Instrument type Newton Instrument aperture (0=naked eye) 380 mm Instrument focale length 1748 mm Instrument focale/diameter 4.6 Filter(s) Clear Camera QSI 532ws-M1 Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount Nova Exposure details 12x1mn Observatory MPC code W97 Location San Pedro de Atacama, Chile Reference stars catalog Gaia DR1
Used softwares ASTROMETRICA Resulting picture sampling (scale) 0.84 "/pix Image processing Prism (-dark, /flat), Astrometrica (add), Iris (levels, crop) Observation submission date 2017 May 12 14h56m56s Observation modification date 2017 May 23 23h06m56s