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117P/Helin-Roman-Alu

Orbital period : 8.25 years

NASA/JPL elements
IAU/MPC elements


On 2014 Dec 09 17h20 UT by Joel Nicolas


(Copyright Joel Nicolas)

Nuclear magnitude (m2)15.8
m2 standard deviation0.1
Aperture radius used for m25.6 "
r (dist/Sun) 3.298 AU
d (dist/Earth) 3.670 AU
Right ascension21 27 55.52 h m s
Declination-23 08 41.9 ° ' "
MPC report
COD A77
CON J. NICOLAS [nicolas.joel@wanadoo.fr]
OBS J. Nicolas
MEA J. Nicolas
TEL 0.41-m f/3.3 reflector + CCD
ACK MPCReport file updated 2014.12.10 18:23:03
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0117P        KC2014 12 09.72190 21 27 55.52 -23 08 41.9          15.8 N      A77
0117P        KC2014 12 09.72974 21 27 56.00 -23 08 38.3          15.7 N      A77
Instrument typeNewton
Instrument aperture (0=naked eye)410 mm
Instrument focale length1353 mm
Instrument focale/diameter3.3
Filter(s)None
CameraST8XME
SensorCCD
Sensor temperature-25 °C
Binning2x2
Exposure details13*60s
Air mass2.95
Observatory MPC codeA77
Location04 Dauban
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)2.8 "/pix
Observation submission date2014 Dec 10 18h25m56s
Observation modification date2014 Dec 10 18h31m44s

(Record n° 13038)

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