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117P/Helin-Roman-Alu

Orbital period : 8.25 years

NASA/JPL elements
IAU/MPC elements


On 2022 Aug 24 20h05 UT by Joel Nicolas


(Copyright Joel Nicolas)

Nuclear magnitude (m2)15.2
m2 standard deviation0.2
Aperture radius used for m24.2 "
r (dist/Sun) 3.049 AU
d (dist/Earth) 2.362 AU
Right ascension18 25 11.92 h m s
Declination-32 15 18.8 ° ' "
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 2022.08.25 09:13:52
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0117P        KC2022 08 24.83650 18 25 11.92 -32 15 18.8          15.3 R      A77
0117P        KC2022 08 24.85482 18 25 12.00 -32 15 18.2          15.0 R      A77
Instrumental configurationConfig1
Instrument typeNewton
Instrument aperture (0=naked eye)410 mm
Instrument focale length1353 mm
Instrument focale/diameter3.3
Filter(s)R Bessel
CameraST8XME
SensorCCD
Sensor temperature-12 °C
Binning1x1
Exposure details10*60s
Air mass4.27
Observatory MPC codeA77
Location04 Dauban
Reference stars catalogUCAC-4
Used softwaresAstrometrica
Resulting picture sampling (scale)1.4 "/pix
Observation submission date2022 Aug 25 09h17m29s
Observation modification date2022 Aug 25 09h37m05s

(Record n° 25894)

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