C/2017 O1 (ASASSN) (Record n° 17986)
Orbital period : 6932.00 years
NASA/JPL elements
IAU/MPC elements
On 2017 Jul 27 07h41 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Coma Total magnitude (m1) 13.2 Aperture radius used for m1 0.79 ' Nuclear magnitude (m2) 14.5 m2 standard deviation 0.0 Aperture radius used for m2 6.4 " r (dist/Sun) 1.859 AU d (dist/Earth) 1.595 AU Right ascension 02 45 51.32 h m s Declination -07 52 57.9 ° ' " MPC report COD W96
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS A. Maury, J.-B. de Vanssay, J.-F. Soulier
MEA J.-F. Soulier
TEL 0.4-m f/5.4 Ritchey-Chretien + CCD
ACK MPCReport file updated 2017.07.27
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
CK17O010 C2017 07 27.32017 02 45 51.32 -07 52 57.9 14.5 N W96
CK17O010 C2017 07 27.33452 02 45 52.70 -07 52 39.8 14.5 N W96
CK17O010 C2017 07 27.36807 02 45 55.85 -07 51 57.5 13.2 T W96
CK17O010 C2017 07 27.38320 02 45 57.34 -07 51 38.9 14.5 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 QSI Sensor CCD Sensor temperature -30 °C Binning 3x3 Mount VMA 200 Autoguide No Exposure details 5 x 60s Observatory MPC code W96 Location San Pedro d Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.59 "/pix Observation submission date 2017 Jul 27 11h34m50s Observation modification date 2017 Jul 27 13h23m27s