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117P/Helin-Roman-Alu

Orbital period : 8.25 years

NASA/JPL elements
IAU/MPC elements


On 2014 Jul 02 07h30 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Nuclear magnitude (m2)15.3
Aperture radius used for m25.5 "
r (dist/Sun) 3.094 AU
d (dist/Earth) 2.190 AU
Right ascension21 07 16.85 h m s
Declination-27 57 53.1 ° ' "
MPC report
COD W96
CON ALAIN MAURY [amaury@spaceobs.com]
OBS A. Maury, J.-F. Soulier
MEA J.-F. Soulier
TEL 0.4-m f/8 Ritchey-Chretien + CCD
ACK MPCReport file updated 2014.07.02
AC2 amaury@spaceobs.com
NET UCAC-4
0117P         C2014 07 02.31239 21 07 16.85 -27 57 53.1          15.4 N      W96
0117P         C2014 07 02.32551 21 07 16.51 -27 57 56.7          15.3 N      W96
0117P         C2014 07 02.34288 21 07 16.11 -27 58 01.7          15.3 N      W96
0117P         C2014 07 02.35744 21 07 15.72 -27 58 06.5          15.3 N      W96
Instrument typeRitchey-Chretien
Instrument aperture (0=naked eye)400 mm
Instrument focale length3200 mm
Instrument focale/diameter8
CameraQHY9
SensorCCD
Sensor temperature-40 °C
Binning2x2
MountPARAMOUNT
AutoguideYes
Exposure details30 x 120s
Moon elongation152 °
Air mass1.01
Observatory MPC codeW96
LocationChili
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)0.69 "/pix
Observation submission date2014 Jul 02 11h07m10s
Observation modification date2014 Jul 02 11h08m19s

(Record n° 12032)

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