C/2017 O1 (ASASSN) (Record n° 17971)
Orbital period : 6932.00 years
NASA/JPL elements
IAU/MPC elements
On 2017 Jul 25 02h45 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 12.8 Aperture radius used for m1 0.7 ' Nuclear magnitude (m2) 15.2 m2 standard deviation 0.0 Aperture radius used for m2 11.6 " Coma diameter 5 ' r (dist/Sun) 1.875 AU d (dist/Earth) 1.628 AU Right ascension 02 42 16.40 h m s Declination -08 38 27.6 ° ' " MPC report COD A77
CON FRANCOIS KUGEL [fkugel@wanadoo.fr]
OBS C. Rinner, F. Kugel
MEA F. Kugel
TEL 0.4-m f/3 reflector + CCD
ACK MPCReport file updated 2017.07.25 06:46:30
AC2 fkugel@wanadoo.fr
NET USNO-SA2.0
CK17O010 KC2017 07 25.11493 02 42 16.40 -08 38 27.6 15.2 N A77
CK17O010 KC2017 07 25.11881 02 42 16.76 -08 38 23.2 15.2 N A77
CK17O010 KC2017 07 25.12269 02 42 17.15 -08 38 17.6 12.8 T A77
Instrumental configuration Config2 Instrument type Newton Instrument aperture (0=naked eye) 400 mm Instrument focale length 1200 mm Instrument focale/diameter 3 Filter(s) L Camera Atik460EX Sensor CCD Sensor temperature -10 °C Binning 2x2 Mount Meade MCMT-TDM Exposure total time 300 s Exposure details 5x60s Observatory MPC code A77 Reference stars catalog USNO-SA2.0
Used softwares ASTROMETRICA Image resize factor 0.5 Resulting picture sampling (scale) 1.66 "/pix Observation submission date 2017 Jul 25 06h57m34s Observation modification date 2017 Jul 25 07h00m50s