C/2017 O1 (ASASSN) (Record n° 18310)
Orbital period : 6932.00 years
NASA/JPL elements
IAU/MPC elements
On 2017 Sep 29 08h07 UT by Thierry Noel
(Copyright Thierry Noel)Nuclear magnitude (m2) 14.6 m2 standard deviation 0.0 Aperture radius used for m2 6.4 " r (dist/Sun) 1.515 AU d (dist/Earth) 0.779 AU Right ascension 04 22 26.35 h m s Declination +33 18 38.1 ° ' " MPC report COD W96
CON Thierry Noel [thierrynoel38a@free.fr]
OBS A. Maury, J.-B. de Vanssay, T. Noel
MEA T. Noel
TEL 0.4-m f/5.4 Ritchey-Chretien + CCD
COM Aperture radius for m2 : 6.4"
ACK MPCReport file updated 2017.09.29 13:38:09
AC2 thierrynoel38a@free.fr
NET Gaia DR1
CK17O010 C2017 09 29.33808 04 22 26.35 +33 18 38.1 14.6 N W96
CK17O010 C2017 09 29.35297 04 22 27.45 +33 19 35.7 14.6 N W96
CK17O010 C2017 09 29.36507 04 22 28.34 +33 20 22.7 14.6 N W96
Instrument Marcon RC 400 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 532ws-M1 Sensor CCD Sensor temperature -10 °C Binning 3x3 Mount VMA 200 Autoguide No Exposure details 54x30s Observatory MPC code W96 Location San Pedro de Atacama, Chile Reference stars catalog Gaia DR1
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.59 "/pix Image processing Prism (-dark, /flat), Astrometrica (add), Iris (levels, ddp, crop) Observation submission date 2017 Sep 29 13h39m50s Observation modification date 2017 Sep 29 23h10m40s