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C/2017 O1 (ASASSN)

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 m10.7 '
Nuclear magnitude (m2)15.2
m2 standard deviation0.0
Aperture radius used for m211.6 "
Coma diameter5 '
r (dist/Sun) 1.875 AU
d (dist/Earth) 1.628 AU
Right ascension02 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 configurationConfig2
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1200 mm
Instrument focale/diameter3
Filter(s)L
CameraAtik460EX
SensorCCD
Sensor temperature-10 °C
Binning2x2
MountMeade MCMT-TDM
Exposure total time300 s
Exposure details5x60s
Observatory MPC codeA77
Reference stars catalogUSNO-SA2.0
Used softwaresASTROMETRICA
Image resize factor0.5
Resulting picture sampling (scale)1.66 "/pix
Observation submission date2017 Jul 25 06h57m34s
Observation modification date2017 Jul 25 07h00m50s

(Record n° 17971)

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