17P/Holmes (Record n° 12335)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2014 Aug 18 00h32 UT by Joel NicolasNuclear magnitude (m2) 16.8 m2 standard deviation 0.1 Aperture radius used for m2 5.6 " r (dist/Sun) 2.333 AU d (dist/Earth) 2.358 AU Right ascension 04 16 51.91 h m s Declination +40 00 01.3 ° ' " MPC report COD A77
CON J. NICOLAS [nicolas.joel@wanadoo.fr]
OBS J. Nicolas
MEA J. Nicolas
TEL 0.41-m f/3.3 reflector + CCD
ACK MPCReport file updated 2014.08.18 16:00:29
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0017P KC2014 08 18.02252 04 16 51.91 +40 00 01.3 16.8 N A77
0017P KC2014 08 18.02688 04 16 52.38 +40 00 04.3 16.9 N A77
0017P KC2014 08 18.03139 04 16 52.76 +40 00 06.9 16.8 N A77
Instrument type Newton Instrument aperture (0=naked eye) 410 mm Instrument focale length 1353 mm Instrument focale/diameter 3.3 Filter(s) None Camera ST8XME Sensor CCD Sensor temperature -20 °C Binning 1x1 Air mass 1.93 Observatory MPC code A77 Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Observation submission date 2014 Aug 18 16h03m38s