117P/Helin-Roman-Alu (Record n° 11571)
Orbital period : 8.25 years
NASA/JPL elements
IAU/MPC elements
On 2014 Apr 09 08h31 UT by Jean-Gabriel Bosch
(Copyright Jean-Gabriel Bosch)Nuclear magnitude (m2) 16.1 m2 standard deviation 0.1 Aperture radius used for m2 5.6 " r (dist/Sun) 3.057 AU d (dist/Earth) 3.134 AU Right ascension 20 25 51.48 h m s Declination -25 26 17.1 ° ' " 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 2014.04.09 09:38:39
AC2 jean-gabriel.bosch@unige.ch
NET UCAC-4
0117P C2014 04 09.35480 20 25 51.48 -25 26 17.1 16.1 N W96
0117P C2014 04 09.39199 20 25 54.14 -25 26 14.9 16.0 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 Mount Paramount Autoguide Yes Exposure details 30x2mn Observatory MPC code W96 Location SpaceObs W96 Chili Reference stars catalog UCAC-4
Resulting picture sampling (scale) 0.69 "/pix Image processing log URL for more information or pictures http://transitionsciel.blogspot.fr/ Observation submission date 2014 Apr 09 11h41m41s Observation modification date 2014 Apr 09 18h57m12s