C/2017 O1 (ASASSN) (Record n° 17978)
Orbital period : 6932.00 years
NASA/JPL elements
IAU/MPC elements
On 2017 Jul 26 07h11 UT by Jean-Gabriel Bosch
(Copyright Jean-Gabriel Bosch)Nuclear magnitude (m2) 14.9 m2 standard deviation 0.1 Aperture radius used for m2 6.4 " r (dist/Sun) 1.867 AU d (dist/Earth) 1.611 AU Right ascension 02 44 11.98 h m s Declination -08 14 08.6 ° ' " 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 2017.07.26 07:00:46
AC2 JGBosch@free.fr
NET UCAC-4
CK17O010 C2017 07 26.29926 02 44 11.98 -08 14 08.6 15.0 N W96
CK17O010 C2017 07 26.33012 02 44 14.93 -08 13 30.9 14.8 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 Exposure details 45x60s Air mass 1.5 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 26 13h03m54s Observation modification date 2017 Jul 26 13h38m25s