117P/Helin-Roman-Alu (Record n° 11797)
Orbital period : 8.25 years
NASA/JPL elements
IAU/MPC elements
On 2014 May 16 09h04 UT by Jean-Gabriel BoschNuclear magnitude (m2) 16.2 m2 standard deviation 0.1 Aperture radius used for m2 5.6 " r (dist/Sun) 3.066 AU d (dist/Earth) 2.654 AU Right ascension 21 00 41.79 h m s Declination -25 22 40.7 ° ' " MPC report COD W96
CON ALAIN MAURY [amaury@spaceobs.com]
OBS A. Maury, J.-G Bosch
MEA J.-G Bosch
TEL 0.4-m f/8 Ritchey-Chretien + CCD
ACK MPCReport file updated 2014.05.16 14:41:18
AC2 jean-gabriel.bosch@unige.ch
NET UCAC-4
0117P C2014 05 16.37763 21 00 41.79 -25 22 40.7 16.1 N W96
0117P C2014 05 16.39673 21 00 42.52 -25 22 42.1 16.2 N W96
Instrument type Ritchey-Chretien Instrument aperture (0=naked eye) 400 mm Instrument focale length 3200 mm Instrument focale/diameter 8 Filter(s) None Camera QHY9 Sensor CCD Sensor temperature -30 °C Binning 2x2 Autoguide Yes Observatory MPC code W96 Location SpaceObs W96 Chili Reference stars catalog UCAC-4
URL for more information or pictures http://transitionsciel.blogspot.fr/ Observation submission date 2014 May 16 17h34m14s