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117P/Helin-Roman-Alu

Orbital period : 8.25 years

NASA/JPL elements
IAU/MPC elements


On 2014 Apr 09 08h31 UT by Jean-Gabriel Bosch


(Copyright Jean-Gabriel Bosch)

Nuclear magnitude (m2)16.1
m2 standard deviation0.1
Aperture radius used for m25.6 "
r (dist/Sun) 3.057 AU
d (dist/Earth) 3.134 AU
Right ascension20 25 51.48 h m s
Declination-25 26 17.1 ° ' "
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 2014.04.09 09:38:39
AC2 jean-gabriel.bosch@unige.ch
NET UCAC-4
0117P         C2014 04 09.35480 20 25 51.48 -25 26 17.1          16.1 N      W96
0117P         C2014 04 09.39199 20 25 54.14 -25 26 14.9          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
MountParamount
AutoguideYes
Exposure details30x2mn
Observatory MPC codeW96
LocationSpaceObs W96 Chili
Reference stars catalogUCAC-4
Resulting picture sampling (scale)0.69 "/pix
Image processinglog
URL for more information or pictureshttp://transitionsciel.blogspot.fr/
Observation submission date2014 Apr 09 11h41m41s
Observation modification date2014 Apr 09 18h57m12s

(Record n° 11571)

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