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C/2017 S6 (Catalina)

Date of perihelion passage : 2018-2-26.9416
Perihelion distance : 1.542854 AU
Inclination to ecliptic : 152.8272 °
Eccentricity : 1.001234

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


On 2017 Dec 23 18h48 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Coma Total magnitude (m1)16.6
Aperture radius used for m10.4 '
Nuclear magnitude (m2)18.3
m2 standard deviation0.2
Aperture radius used for m26.6 "
r (dist/Sun) 1.787 AU
d (dist/Earth) 1.491 AU
Right ascension23 04 39.75 h m s
Declination+29 57 14.7 ° ' "
MPC report
COD A77
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.20-m f/4 Newtonian reflector + CCD
ACK MPCReport file updated 2017.12.23 
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
    CK17S060 KC2017 12 23.78316 23 04 39.75 +29 57 14.7          18.2 N      A77
    CK17S060 KC2017 12 23.82586 23 04 36.29 +29 55 09.8          18.1 N      A77
    CK17S060 KC2017 12 23.86852 23 04 32.89 +29 53 04.9          18.5 N      A77
Instrument typeNewton
Instrument aperture (0=naked eye)200 mm
Instrument focale length800 mm
Instrument focale/diameter4
Filter(s)None
CameraATIK 314L+
SensorCCD
Sensor temperature-20 °C
Binning1x1
MountAstronomy Equipment AEb
AutoguideNo
Exposure details120 x 60s
Observatory MPC codeA77
LocationDauban (04)
Reference stars catalogUCAC-4
Photometry|Astrometry softwareASTROMETRICA
Resulting picture sampling (scale)1.65 "/pix
Observation submission date2017 Dec 24 12h33m00s
Observation modification date2017 Dec 24 18h19m52s

(Record n° 18684)

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