17P/Holmes (Record n° 12164)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2014 Jul 27 08h49 UT by Jean-Gabriel Bosch
(Copyright Jean-Gabriel Bosch)Nuclear magnitude (m2) 16.2 m2 standard deviation 0.1 Aperture radius used for m2 4.2 " r (dist/Sun) 2.261 AU d (dist/Earth) 2.509 AU Right ascension 03 38 17.52 h m s Declination +36 01 58.3 ° ' " 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 2014.07.27 10:47:30
AC2 jean-gabriel.bosch@unige.ch
NET UCAC-4
0017P C2014 07 27.36753 03 38 17.52 +36 01 58.3 16.1 N W96
0017P C2014 07 27.42964 03 38 24.52 +36 02 42.0 16.2 N W96
Instrument type Ritchey-Chretien Instrument aperture (0=naked eye) 400 mm Instrument focale length 3200 mm Instrument focale/diameter 8 Filter(s) None Camera QHY9 Sensor CCD Sensor temperature -40 °C Binning 2x2 Mount Paramount Motorization Yes Exposure details 30x3mn Air mass 3.5 Observatory MPC code W96 Location San Pedro Atacama Chile Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 0.69 "/pix URL for more information or pictures http://transitionsciel.blogspot.fr/ Observation submission date 2014 Jul 27 12h50m52s Observation modification date 2014 Jul 27 16h37m36s