C/2017 O1 (ASASSN) (Record n° 17969)
Orbital period : 6932.00 years
NASA/JPL elements
IAU/MPC elements
On 2017 Jul 21 02h05 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 15.3 m2 standard deviation 0.1 Aperture radius used for m2 6.5 " Coma diameter 1.50 ' r (dist/Sun) 1.907 AU d (dist/Earth) 1.693 AU Right ascension 02 35 41.86 h m s Declination -09 58 15.0 ° ' " MPC report COD C10
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.30-m f/3.8 Newtonian reflector + CCD
ACK MPCReport file updated 2017.07.21
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
CK17O010 C2017 07 21.08649 02 35 41.86 -09 58 15.0 15.5 R C10
CK17O010 C2017 07 21.09670 02 35 42.89 -09 58 03.0 15.4 R C10
CK17O010 C2017 07 21.10475 02 35 43.69 -09 57 54.3 15.2 R C10
CK17O010 C2017 07 21.11439 02 35 44.59 -09 57 42.7 15.2 R C10
Instrument type Newton Instrument aperture (0=naked eye) 300 mm Instrument focale length 1140 mm Instrument focale/diameter 3.8 Filter(s) None Camera ST8-XME Sensor CCD Sensor temperature -15 °C Binning 1x1 Mount F60a Axis Instruments Autoguide No Exposure details 20 x 60s Observatory MPC code C10 Location Seine et Marne (77) Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.62 "/pix Observation submission date 2017 Jul 25 06h39m31s Observation modification date 2017 Jul 25 18h40m04s