117P/Helin-Roman-Alu (Record n° 12954)
Orbital period : 8.25 years
NASA/JPL elements
IAU/MPC elements
On 2014 Nov 19 17h44 UT by Francois Kugel
(Copyright Francois Kugel)Nuclear magnitude (m2) 16 m2 standard deviation 0.3 Aperture radius used for m2 7.5 " r (dist/Sun) 3.265 AU d (dist/Earth) 3.379 AU Right ascension 21 05 19.78 h m s Declination -25 24 53.4 ° ' " MPC report COD A77
CON FRANCOIS KUGEL [fkugel@wanadoo.fr]
OBS A. Klotz ; F. Kugel
MEA F. Kugel
TEL 0.20-m f/4 Schmidt-Cassegrain + CCD
ACK MPCReport file updated 2014.11.19 19:59:47
AC2 fkugel@wanadoo.fr
NET USNO-SA2.0
0117P KC2014 11 19.73885 21 05 19.78 -25 24 53.4 15.8 N A77
0117P KC2014 11 19.74811 21 05 20.37 -25 24 48.1 15.8 N A77
0117P KC2014 11 19.76335 21 05 21.44 -25 24 40.3 16.5 N A77
0117P KC2014 11 19.77306 21 05 22.10 -25 24 37.9 16.0 N A77
Instrument type Schmidt-Cassegrain Instrument aperture (0=naked eye) 200 mm Instrument focale length 800 mm Instrument focale/diameter 4 Filter(s) R (RGB) Camera ST2000XM Sensor CCD Sensor size 13.4x9.5 mm2 Sensor pixels number 1600x1200 Sensor temperature -20 °C Binning 1x1 Mount Meade MCMT Exposure details 99x30s Observatory MPC code A77 Reference stars catalog USNO-SA2.0
Resulting picture sampling (scale) 1.87 "/pix Observation submission date 2014 Nov 19 20h04m02s Observation modification date 2014 Nov 19 20h20m58s