17P/Holmes (Record n° 9720)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2013 Jun 29 00h26 UT by Jean-Francois SoulierNuclear magnitude (m2) 16.7 m2 standard deviation 0.1 Aperture radius used for m2 4.7 " r (dist/Sun) 2.847 AU d (dist/Earth) 1.917 AU Right ascension 17 13 09.57 h m s Declination -48 12 12.1 ° ' " MPC report COD W96
CON ALAIN MAURY [amaury@spaceobs.com]
OBS A. Maury, J.F. Soulier
MEA J.F. Soulier
TEL 0.4-m f/8 Ritchey-Chretien + CCD
ACK MPCReport file updated 2013.06.28
AC2 amaury@spaceobs.com
NET UCAC-4
0017P C2013 06 29.01793 17 13 09.57 -48 12 12.1 16.7 N W96
0017P C2013 06 29.03475 17 13 08.39 -48 12 07.1 16.7 N W96
0017P C2013 06 29.05155 17 13 07.23 -48 12 01.3 16.8 N W96
Instrument type Ritchey-Chretien Instrument aperture (0=naked eye) 400 mm Instrument focale length 3200 mm Instrument focale/diameter 8 Camera QHY9 Sensor CCD Sensor pixels number 3326 x 2504 Sensor temperature -35 °C Binning 2x2 Mount PARAMOUNT Autoguide No Observatory MPC code W96 Location Chile Reference stars catalog UCAC-4
Observation submission date 2013 Jun 29 13h42m26s