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117P/Helin-Roman-Alu

Orbital period : 8.25 years

NASA/JPL elements
IAU/MPC elements


On 2014 Apr 24 07h52 UT by Jean-Gabriel Bosch


(Copyright Jean-Gabriel Bosch)

Nuclear magnitude (m2)16
m2 standard deviation0.1
Aperture radius used for m25.6 "
Tail length0.1333 °
r (dist/Sun) 3.059 AU
d (dist/Earth) 2.938 AU
Right ascension20 42 26.16 h m s
Declination-25 14 34.3 ° ' "
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 2014.04.24 11:17:51
AC2 jean-gabriel.bosch@unige.ch
NET UCAC-4
0117P        KC2014 04 24.32747 20 42 26.16 -25 14 34.3          15.9 N      W96
0117P        KC2014 04 24.36393 20 42 28.34 -25 14 33.5          16.0 N      W96
Instrument typeRitchey-Chretien
Instrument aperture (0=naked eye)400 mm
Instrument focale length3200 mm
Instrument focale/diameter8
Filter(s)None
CameraQHY9
SensorCCD
Sensor temperature-30 °C
Binning2x2
AutoguideYes
Exposure details29x2mn
Air mass1.39
Observatory MPC codeW96
LocationSpaceObs W96 Chili
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)0.69 "/pix
URL for more information or pictureshttp://transitionsciel.blogspot.fr/
Observation submission date2014 Apr 24 15h02m04s
Observation modification date2014 Apr 24 20h32m12s

(Record n° 11669)

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