117P/Helin-Roman-Alu (Record n° 8738)
Orbital period : 8.25 years
NASA/JPL elements
IAU/MPC elements
On 2013 Feb 16 03h08 UT by Philippe DupouyNuclear magnitude (m2) 16.7 m2 standard deviation 0.1 Aperture radius used for m2 6 " r (dist/Sun) 3.588 AU d (dist/Earth) 3.215 AU Right ascension 14 48 22.20 h m s Declination -10 52 10.1 ° ' " MPC report COD 958
OBS Ph. Dupouy, J. Laborde
MEA Ph. Dupouy
TEL 0.30-m f/6.3 Schmidt-Cassegrain + CCD
ACK MPCReport file updated 2013.02.22 02:45:24
AC2 obsdax@orange.fr
NET UCAC-3
0117P KC2013 02 16.13051 14 48 22.20 -10 52 10.1 16.7 N 958
0117P KC2013 02 16.14261 14 48 22.45 -10 52 11.0 16.8 N 958
0117P KC2013 02 16.15462 14 48 22.77 -10 52 12.2 16.5 N 958
Instrument type Schmidt-Cassegrain Instrument aperture (0=naked eye) 300 mm Instrument focale length 1890 mm Instrument focale/diameter 6.3 Camera SBIG ST8-XME Sensor CCD Sensor temperature -15 °C Binning 2x2 Mount LX200 Motorization Yes Observatory MPC code 958 Location Dax 40100 France Reference stars catalog UCAC-3
Used softwares ASTROMETRICA Observation submission date 2013 Feb 25 23h52m10s