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17P/Holmes

Orbital period : 6.93 years

NASA/JPL elements
IAU/MPC elements


On 2015 Jan 30 20h54 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Nuclear magnitude (m2)15.5
m2 standard deviation0.1
Aperture radius used for m212.3 "
Coma diameter0.88 '
r (dist/Sun) 3.007 AU
d (dist/Earth) 2.439 AU
Right ascension04 06 30.47 h m s
Declination+42 09 51.7 ° ' "
MPC report
COD C10
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.150-m f/5 Newtonian reflector + CCD
ACK MPCReport file updated 2015.01.30 
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0017P        KC2015 01 30.87088 04 06 30.47 +42 09 51.7          15.5 N      C10
0017P        KC2015 01 30.88603 04 06 30.86 +42 09 44.0          15.5 N      C10
0017P        KC2015 01 30.90681 04 06 31.45 +42 09 34.5          15.4 N      C10
Instrument typeNewton
Instrument aperture (0=naked eye)150 mm
Instrument focale length750 mm
Instrument focale/diameter5
Filter(s)None
CameraST7 XME
SensorCCD
Sensor temperature-35 °C
Binning1x1
MountAEb
MotorizationYes
AutoguideNo
Exposure details60 x 30s
Moon elongation30 °
Air mass1.07
Observatory MPC codeC10
LocationSeine et Marne
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)2.47 "/pix
Observation submission date2015 Jan 31 00h01m28s
Observation modification date2015 Feb 04 13h48m52s

(Record n° 13353)

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