17P/Holmes (Record n° 12591)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2014 Sep 23 00h48 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 17.3 m2 standard deviation 0.2 Aperture radius used for m2 4.8 " r (dist/Sun) 2.465 AU d (dist/Earth) 2.092 AU Right ascension 05 03 58.59 h m s Declination +45 34 41.2 ° ' " MPC report COD C10
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.150-m f/5 Newtonian reflector + CCD
ACK MPCReport file updated 2014.09.23
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0017P C2014 09 23.03329 05 03 58.59 +45 34 41.2 17.0 N C10
0017P C2014 09 23.05316 05 03 59.65 +45 34 52.6 17.3 N C10
0017P C2014 09 23.05955 05 04 00.02 +45 34 54.6 17.6 N C10
Instrument type Newton Instrument aperture (0=naked eye) 150 mm Instrument focale length 750 mm Instrument focale/diameter 5 Camera ST7-XME Sensor CCD Sensor temperature -25 °C Binning 1x1 Mount AEb Autoguide Yes Exposure details 18 x 60s Seeing 4 Moon elongation 88 ° Air mass 1.28 Observatory MPC code C10 Location Seine et Marne Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 2.47 "/pix Observation submission date 2014 Sep 23 06h47m22s Observation modification date 2014 Sep 23 10h18m50s