17P/Holmes (Record n° 12381)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2014 Aug 25 03h23 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) 2.357 AU d (dist/Earth) 2.307 AU Right ascension 04 28 16.41 h m s Declination +41 11 20.2 ° ' " 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+CDD + CCD
ACK MPCReport file updated 2014.08.25 16:29:22
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0017P KC2014 08 25.14116 04 28 16.41 +41 11 20.2 17.0 N A77
0017P KC2014 08 25.14484 04 28 16.76 +41 11 22.8 16.9 N A77
0017P KC2014 08 25.14847 04 28 17.08 +41 11 24.4 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 -20 °C Binning 1x1 Exposure details 13*60s Air mass 1.11 Observatory MPC code A77 Location 04Dauban Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.4 "/pix Observation submission date 2014 Aug 25 16h37m56s Observation modification date 2014 Aug 25 16h39m10s