117P/Helin-Roman-Alu (Record n° 11889)
Orbital period : 8.25 years
NASA/JPL elements
IAU/MPC elements
On 2014 Jun 07 06h08 UT by Jean-Gabriel Bosch
(Copyright Jean-Gabriel Bosch)Nuclear magnitude (m2) 15.4 Aperture radius used for m2 5.6 " r (dist/Sun) 3.077 AU d (dist/Earth) 2.399 AU Right ascension 21 09 47.95 h m s Declination -26 12 12.8 ° ' " 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 2014.05.27 10:32:16
AC2 jean-gabriel.bosch@unige.ch
NET UCAC-4
0117P C2014 06 07.25579 21 09 47.95 -26 12 12.8 15.4 N W96
0117P C2014 06 07.29791 21 09 48.31 -26 12 21.1 15.4 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 Motorization No Autoguide No Exposure details 30x2mn Air mass 1.14 Observatory MPC code W96 Location W96 San Pedro 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 Jun 07 12h00m14s Observation modification date 2014 Jun 07 17h36m37s