17P/Holmes (Record n° 12641)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2014 Sep 26 02h54 UT by Joel Nicolas
(Copyright Joel Nicolas)Nuclear magnitude (m2) 17.1 m2 standard deviation 0.1 Aperture radius used for m2 5.6 " r (dist/Sun) 2.476 AU d (dist/Earth) 2.070 AU Right ascension 05 06 28.07 h m s Declination +46 00 47.1 ° ' " 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 2014.09.28 10:10:40
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0017P KC2014 09 26.12090 05 06 28.07 +46 00 47.1 17.2 N A77
0017P KC2014 09 26.12691 05 06 28.29 +46 00 50.0 17.2 N A77
0017P KC2014 09 26.13289 05 06 28.59 +46 00 53.1 17.1 N A77
0017P KC2014 09 26.13890 05 06 28.82 +46 00 56.1 17.1 N A77
0017P KC2014 09 26.14340 05 06 29.07 +46 00 58.7 17.1 N A77
0017P KC2014 09 26.14788 05 06 29.23 +46 01 00.7 17.1 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 Exposure details 21*120s Air mass 1.02 Observatory MPC code A77 Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.4 "/pix Observation submission date 2014 Sep 28 10h14m36s Observation modification date 2014 Sep 30 11h31m11s