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17P/Holmes

Orbital period : 6.93 years

NASA/JPL elements
IAU/MPC elements


On 2015 Jan 12 22h14 UT by Joel Nicolas


(Copyright Joel Nicolas)

Nuclear magnitude (m2)18.2
m2 standard deviation0.1
Aperture radius used for m25.6 "
r (dist/Sun) 2.929 AU
d (dist/Earth) 2.181 AU
Right ascension04 02 46.78 h m s
Declination+44 45 10.3 ° ' "
MPC report
COD A77
CON J. NICOLAS [nicolas.joel@wanadoo.fr]
OBS J. Nicolas
MEA J. Nicolas
TEL 0.41-m f/3.3 reflector + CCD
ACK MPCReport file updated 2015.01.15 16:44:04
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0017P        KC2015 01 12.92620 04 02 46.78 +44 45 10.3          18.2 N      A77
0017P        KC2015 01 12.93997 04 02 46.72 +44 45 02.8          18.1 N      A77
Instrument typeNewton
Instrument aperture (0=naked eye)410 mm
Instrument focale length1353 mm
Instrument focale/diameter3.3
Filter(s)None
CameraST8XME
SensorCCD
Sensor temperature-30 °C
Binning1x1
Exposure details13*180s
Air mass1.08
Observatory MPC codeA77
Location04 Dauban
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.4 "/pix
Observation submission date2015 Jan 15 16h46m30s
Observation modification date2015 Jan 15 16h51m16s

(Record n° 13261)

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