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17P/Holmes

Orbital period : 6.93 years

NASA/JPL elements
IAU/MPC elements


On 2014 Aug 05 01h05 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Nuclear magnitude (m2)16.3
m2 standard deviation0.1
Aperture radius used for m211.3 "
r (dist/Sun) 2.289 AU
d (dist/Earth) 2.449 AU
Right ascension03 54 19.30 h m s
Declination+37 41 33.1 ° ' "
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 2014.08.05 
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0017P         C2014 08 05.04537 03 54 19.30 +37 41 33.1          16.2 N      C10
0017P         C2014 08 05.06640 03 54 21.60 +37 41 46.4          16.1 N      C10
0017P         C2014 08 05.07500 03 54 22.41 +37 41 52.5          16.4 N      C10
0017P         C2014 08 05.08383 03 54 23.49 +37 41 59.0          16.3 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-15 °C
Binning1x1
MountF60a
AutoguideYes
Exposure details28 x 60s
Seeing4
Moon elongation158 °
Air mass1.99
Observatory MPC codeC10
LocationSeine et Marne
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.62 "/pix
Observation submission date2014 Aug 05 05h53m46s
Observation modification date2014 Aug 05 12h39m39s

(Record n° 12254)

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