117P/Helin-Roman-Alu (Record n° 11734)
Orbital period : 8.25 years
NASA/JPL elements
IAU/MPC elements
On 2014 May 03 08h04 UT by Jean-Gabriel Bosch
(Copyright Jean-Gabriel Bosch)Nuclear magnitude (m2) 16 m2 standard deviation 0.1 Aperture radius used for m2 5.6 " r (dist/Sun) 3.062 AU d (dist/Earth) 2.820 AU Right ascension 20 50 52.25 h m s Declination -25 13 31.4 ° ' " 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 2014.05.03 11:27:17
AC2 jean-gabriel.bosch@unige.ch
NET UCAC-4
0117P C2014 05 03.33633 20 50 52.25 -25 13 31.4 16.1 N W96
0117P C2014 05 03.37858 20 50 54.41 -25 13 32.2 15.9 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 Sensor CCD Sensor temperature -30 °C Binning 2x2 Autoguide Yes Exposure details 30x2mn Observatory MPC code W96 Location SpaceObs W96 Chili Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 0.69 "/pix URL for more information or pictures http://transitionsciel.blogspot.fr/ Observation submission date 2014 May 03 14h34m50s Observation modification date 2014 May 03 15h39m10s