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117P/Helin-Roman-Alu

Orbital period : 8.25 years

NASA/JPL elements
IAU/MPC elements


On 2015 Aug 27 05h37 UT by Jean-Gabriel Bosch


(Copyright Jean-Gabriel Bosch)

Nuclear magnitude (m2)16.4
m2 standard deviation0.1
Aperture radius used for m25.6 "
r (dist/Sun) 3.839 AU
d (dist/Earth) 3.126 AU
Right ascension01 40 47.90 h m s
Declination+02 05 34.9 ° ' "
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 2015.08.27 12:20:19
AC2 jean-gabriel.bosch@unige.ch
NET UCAC-4
0117P         C2015 08 27.23409 01 40 47.90 +02 05 34.9          16.5 N      W96
0117P         C2015 08 27.27722 01 40 47.26 +02 05 31.2          16.3 N      W96
Instrument typeRitchey-Chretien
Instrument aperture (0=naked eye)400 mm
Instrument focale length3200 mm
Instrument focale/diameter8
Filter(s)None
CameraQHY
SensorCCD
Sensor temperature-35 °C
Binning3x3
MountParamouint
MotorizationYes
Exposure details31x2mn
Air mass1.2
Observatory MPC codeW96
LocationSan Pedro de Atacama, Chili
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.03 "/pix
URL for more information or pictureshttp://transitionsciel.blogspot.ch/
Observation submission date2015 Aug 27 14h22m08s
Observation modification date2015 Aug 27 17h35m22s

(Record n° 14335)

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