17P/Holmes (Record n° 12365)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2014 Aug 22 01h58 UT by Joel Nicolas
(Copyright Joel Nicolas)Nuclear magnitude (m2) 16.9 m2 standard deviation 0.1 Aperture radius used for m2 5.6 " r (dist/Sun) 2.347 AU d (dist/Earth) 2.329 AU Right ascension 04 23 28.15 h m s Declination +40 41 03.4 ° ' " 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 2014.08.22 17:46:22
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0017P KC2014 08 22.08221 04 23 28.15 +40 41 03.4 17.0 N A77
0017P KC2014 08 22.08706 04 23 28.63 +40 41 07.0 16.9 N A77
0017P KC2014 08 22.09242 04 23 29.14 +40 41 10.1 16.9 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 -22 °C Binning 1x1 Exposure details 15*60s Air mass 1.35 Observatory MPC code A77 Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.4 "/pix Observation submission date 2014 Aug 22 17h53m21s Observation modification date 2014 Aug 22 18h00m31s