117P/Helin-Roman-Alu (Record n° 14054)
Orbital period : 8.25 years
NASA/JPL elements
IAU/MPC elements
On 2015 Jun 25 08h29 UT by Jean-Gabriel Bosch
(Copyright Jean-Gabriel Bosch)Nuclear magnitude (m2) 16.9 m2 standard deviation 0.1 Aperture radius used for m2 5.6 " r (dist/Sun) 3.699 AU d (dist/Earth) 3.849 AU Right ascension 01 21 13.95 h m s Declination +01 08 03.7 ° ' " MPC report COD W96
CON ALAIN MAURY [jean-gabriel.bosch@unige.ch]
OBS A. Maury, J.-G. Bosch
MEA J.-G. Bosch
TEL 0.4-m f/8 Ritchey-Chretien + CCD
ACK MPCReport file updated 2015.06.25 11:19:43
AC2 jean-gabriel.bosch@unige.ch
NET UCAC-4
0117P C2015 06 25.35326 01 21 13.95 +01 08 03.7 16.9 N W96
0117P C2015 06 25.38259 01 21 15.18 +01 08 09.8 16.8 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 -35 °C Binning 3x3 Mount Paramount Motorization Yes Exposure details 38x1 Air mass 2 Observatory MPC code W96 Location San Pedro Atacama Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.03 "/pix Observation submission date 2015 Jun 25 13h21m24s Observation modification date 2015 Jun 25 17h56m38s