117P/Helin-Roman-Alu (Record n° 12709)
Orbital period : 8.25 years
NASA/JPL elements
IAU/MPC elements
On 2014 Oct 08 18h54 UT by Francois KugelNuclear magnitude (m2) 15.8 m2 standard deviation 0.4 Aperture radius used for m2 15 " r (dist/Sun) 3.201 AU d (dist/Earth) 2.743 AU Right ascension 20 32 22.74 h m s Declination -29 10 53.9 ° ' " 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 2014.10.08 22:36:46
AC2 fkugel@wanadoo.fr
NET UCAC-4
0117P KC2014 10 08.78745 20 32 22.74 -29 10 53.9 15.2 N A77
0117P KC2014 10 08.79579 20 32 22.95 -29 10 50.6 15.9 N A77
0117P KC2014 10 08.80447 20 32 23.15 -29 10 49.5 16.2 N A77
0117P KC2014 10 08.81316 20 32 23.43 -29 10 47.1 15.9 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 -15 °C Binning 2x2 Mount Meade MCMT Motorization Yes Autoguide No Observatory MPC code A77 Reference stars catalog UCAC-4
Observation submission date 2014 Oct 08 22h38m43s