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C/2017 O1 (ASASSN)

Date of perihelion passage : 2017-10-14.7847
Perihelion distance : 1.498712 AU
Inclination to ecliptic : 39.8491 °
Eccentricity : 0.996553

NASA/JPL elements, ephemeris and orbit diagram
IAU/MPC elements and ephemeris


On 2017 Jul 26 07h11 UT by Jean-Gabriel Bosch


(Copyright Jean-Gabriel Bosch)

Nuclear magnitude (m2)14.9
m2 standard deviation0.1
Aperture radius used for m26.4 "
r (dist/Sun) 1.867 AU
d (dist/Earth) 1.611 AU
Right ascension02 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 typeRitchey-Chretien
Instrument aperture (0=naked eye)400 mm
Instrument focale length2160 mm
Instrument focale/diameter5.4
Filter(s)None
CameraQHY
SensorCCD
Sensor temperature-30 °C
Binning3x3
MountVMA 200
Exposure details45x60s
Air mass1.5
Observatory MPC codeW96
LocationSan Pedro Atacama Chili
Reference stars catalogUCAC-4
Photometry|Astrometry softwareASTROMETRICA
Resulting picture sampling (scale)1.59 "/pix
Observation submission date2017 Jul 26 13h03m54s
Observation modification date2017 Jul 26 13h38m25s

(Record n° 17978)

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