17P/Holmes (Record n° 12303)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2014 Aug 12 08h33 UT by Jean-Gabriel Bosch
(Copyright Jean-Gabriel Bosch)Nuclear magnitude (m2) 16.7 m2 standard deviation 0.1 Aperture radius used for m2 5.6 " r (dist/Sun) 2.312 AU d (dist/Earth) 2.401 AU Right ascension 04 07 16.06 h m s Declination +39 01 05.8 ° ' " 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 2014.08.06 11:21:11
AC2 jean-gabriel.bosch@unige.ch
NET UCAC-4
0017P KC2014 08 12.35656 04 07 16.06 +39 01 05.8 16.6 N W96
0017P KC2014 08 12.38572 04 07 18.98 +39 01 24.4 16.7 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 Autoguide No Exposure details 29x2mn Moon phase 0 ° Air mass 1.5 Observatory MPC code W96 Location San Pedro de Acatama W96 Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 0.69 "/pix URL for more information or pictures http://transitionsciel.blogspot.ch/ Observation submission date 2014 Aug 12 13h30m11s Observation modification date 2014 Aug 12 18h01m22s