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17P/Holmes

Orbital period : 6.93 years

NASA/JPL elements
IAU/MPC elements


On 2014 Sep 25 07h01 UT by Jean-Gabriel Bosch


(Copyright Jean-Gabriel Bosch)

Nuclear magnitude (m2)17.3
m2 standard deviation0.2
Aperture radius used for m25.6 "
r (dist/Sun) 2.472 AU
d (dist/Earth) 2.077 AU
Right ascension05 05 49.86 h m s
Declination+45 53 53.7 ° ' "
MPC report
COD W96
CON ALAIN MAURY [amaury@spaceobs.com]
OBS A. Maury, J.-G Bosch
MEA J.-G Bosch
TEL 0.4-m f/8 Ritchey-Chretien + CCD
ACK MPCReport file updated 2014.09.25 09:34:35
AC2 jean-gabriel.bosch@unige.ch
NET UCAC-4
0017P         C2014 09 25.29246 05 05 49.86 +45 53 53.7          17.5 N      W96
0017P         C2014 09 25.33475 05 05 51.76 +45 54 14.7          17.1 N      W96
Instrument typeRitchey-Chretien
Instrument aperture (0=naked eye)400 mm
Instrument focale length3200 mm
Instrument focale/diameter8
Filter(s)None
CameraQHY9
SensorCCD
Sensor temperature-35 °C
Binning2x2
MountParamount
AutoguideYes
Exposure details30x2mn
Air mass2.5
Observatory MPC codeW96
LocationSan Pedro Atacama
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)0.69 "/pix
URL for more information or pictureshttp://transitionsciel.blogspot.fr/
Observation submission date2014 Sep 25 18h00m49s
Observation modification date2014 Sep 25 18h05m16s

(Record n° 12617)

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