17P/Holmes (Record n° 12218)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2014 Jul 31 02h07 UT by Joel Nicolas
(Copyright Joel Nicolas)Nuclear magnitude (m2) 16.7 m2 standard deviation 0.1 Aperture radius used for m2 5.6 " r (dist/Sun) 2.273 AU d (dist/Earth) 2.483 AU Right ascension 03 45 14.64 h m s Declination +36 45 21.8 ° ' " 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 2014.08.01 11:05:57
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0017P KC2014 07 31.08850 03 45 14.64 +36 45 21.8 16.7 N A77
0017P KC2014 07 31.09248 03 45 15.11 +36 45 24.9 16.8 N A77
0017P KC2014 07 31.09802 03 45 15.70 +36 45 28.2 16.7 N A77
0017P KC2014 07 31.10044 03 45 16.00 +36 45 30.5 16.6 N A77
0017P KC2014 07 31.10314 03 45 16.28 +36 45 31.9 16.7 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 -18 °C Binning 1x1 Exposure details 15*60s Air mass 1.55 Observatory MPC code A77 Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.4 "/pix Observation submission date 2014 Aug 01 11h15m51s Observation modification date 2014 Aug 01 11h17m51s