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C/2017 O1 (ASASSN)

Orbital period : 6932.00 years

NASA/JPL elements
IAU/MPC elements


On 2017 Sep 25 01h35 UT by Patrick Ditz


(Copyright Patrick Ditz)

Nuclear magnitude (m2)15.4
m2 standard deviation0.1
Aperture radius used for m27.5 "
Coma diameter7.3 '
Tail length0.27 °
Tail position angle (PA)241 °
r (dist/Sun) 1.524 AU
d (dist/Earth) 0.806 AU
Right ascension04 16 40.74 h m s
Declination+28 49 58.9 ° ' "
MPC report
COD K97
CON P. Ditz [patrick.ditz@wanadoo.fr]
OBS P. Ditz
MEA P. Ditz
TEL 0.20-m f/7.4 reflector + CCD
ACK Report C/2017O1 2017/09/25
AC2 patrick.ditz@wanadoo.fr
NET UCAC-4
    CK17O010  C2017 09 25.06616 04 16 40.74 +28 49 58.9          15.5 N      K97
    CK17O010  C2017 09 25.07385 04 16 41.35 +28 50 27.3          15.4 N      K97
    CK17O010  C2017 09 25.08461 04 16 42.20 +28 51 06.6          15.4 N      K97
Instrumental configurationConfig1
InstrumentT200 F/D 7.4
Instrument typeNewton
Instrument aperture (0=naked eye)200 mm
Instrument focale length1480 mm
Instrument focale/diameter7.4
Filter(s)L
CameraATIK 460 EX
SensorCCD
Sensor size12.5x10.0 mm2
Sensor pixels number2749x2199
Sensor temperature-15 °C
Binning2x2
MountVMA300
Exposure total time1769 s
Exposure details29x61s
Air mass1.1
Observatory MPC codeK97
Location67130 Freconrupt
Reference stars catalogUCAC-4
Used softwaresPRISM
Image resize factor0.728
Resulting picture sampling (scale)1.26 "/pix
Image processingPRISM
Observation submission date2017 Oct 14 11h53m39s
Observation modification date2017 Oct 14 12h04m30s

(Record n° 18358)

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