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17P/Holmes

Orbital period : 6.93 years

NASA/JPL elements
IAU/MPC elements


On 2014 Aug 21 01h46 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Nuclear magnitude (m2)16.5
m2 standard deviation0.1
Aperture radius used for m28.1 "
r (dist/Sun) 2.343 AU
d (dist/Earth) 2.337 AU
Right ascension04 21 51.03 h m s
Declination+40 30 57.5 ° ' "
MPC report
COD C10
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.30-m f/3.8 Newtonian reflector + CCD
ACK MPCReport file updated 2014.08.21 
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0017P         C2014 08 21.07337 04 21 51.03 +40 30 57.5          16.4 N      C10
0017P         C2014 08 21.08699 04 21 52.36 +40 31 06.1          16.5 N      C10
0017P         C2014 08 21.11595 04 21 55.17 +40 31 23.5          16.5 N      C10
Instrument typeNewton
Instrument aperture (0=naked eye)300 mm
Instrument focale length1140 mm
Instrument focale/diameter3.8
CameraST8 XME
SensorCCD
Sensor size13.8 x 9.2 mm2
Sensor pixels number1530 x 1020
Sensor temperature-20 °C
Binning1x1
MountF60a
AutoguideYes
Exposure details15 x 60s
Seeing3
Observatory MPC codeC10
LocationSeine et Marne
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.62 "/pix
Observation submission date2014 Aug 21 05h39m06s
Observation modification date2014 Aug 21 16h15m37s

(Record n° 12351)

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