17P/Holmes (Record n° 11933)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2014 Jun 17 09h48 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 16.1 m2 standard deviation 0.1 Aperture radius used for m2 8.3 " r (dist/Sun) 2.153 AU d (dist/Earth) 2.738 AU Right ascension 02 19 28.98 h m s Declination +27 00 35.6 ° ' " 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 2014.06.17
AC2 amaury@spaceobs.com
NET UCAC-4
0017P C2014 06 17.40838 02 19 28.98 +27 00 35.6 16.1 N W96
0017P C2014 06 17.41755 02 19 29.95 +27 00 44.0 16.1 N W96
0017P C2014 06 17.42672 02 19 31.19 +27 00 53.1 16.0 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 temperature -40 °C Binning 2x2 Mount PARAMOUNT Autoguide Yes Exposure details 25 x 60s Moon elongation 76 ° Air mass 2.88 Observatory MPC code W96 Location Chili Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 0.69 "/pix Observation submission date 2014 Jun 17 12h50m49s Observation modification date 2014 Jun 17 12h51m37s