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C/2017 O1 (ASASSN)

Orbital period : 6932.00 years

NASA/JPL elements
IAU/MPC elements


On 2017 Aug 04 08h52 UT by Thierry Noel


(Copyright Thierry Noel)

Nuclear magnitude (m2)13.7
m2 standard deviation0.1
Aperture radius used for m26.4 "
r (dist/Sun) 1.799 AU
d (dist/Earth) 1.467 AU
Right ascension02 58 49.45 h m s
Declination-04 55 00.5 ° ' "
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 2017.08.04 13:49:02
AC2 thierrynoel38a@free.fr
NET Gaia DR1
    CK17O010  C2017 08 04.36935 02 58 49.45 -04 55 00.5          13.8 N      W96
    CK17O010  C2017 08 04.38047 02 58 50.46 -04 54 45.2          13.7 N      W96
    CK17O010  C2017 08 04.39158 02 58 51.51 -04 54 29.5          13.7 N      W96
InstrumentMarcon RC 400
Instrument typeRitchey-Chretien
Instrument aperture (0=naked eye)400 mm
Instrument focale length2160 mm
Instrument focale/diameter5.4
CameraQHY9
SensorCCD
Sensor temperature-20 °C
Binning3x3
MountVMA 200
AutoguideNo
Exposure details29x1mn
Observatory MPC codeW96
LocationSan Pedro de Atacama, Chile
Reference stars catalogGaia DR1
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.59 "/pix
Image processingPrism (-dark, /flat), Astrometrica (add), Iris (gradient, levels, ddp, crop)
Observation submission date2017 Aug 04 13h51m07s
Observation modification date2017 Aug 05 10h17m20s

(Record n° 18024)

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