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123P/West-Hartley

Orbital period : 7.66 years

NASA/JPL elements
IAU/MPC elements


On 2025 Oct 07 08h34 UT by Pierre Traverse


(Copyright Pierre Traverse)

Nuclear magnitude (m2)19.5
m2 standard deviation0.1
Aperture radius used for m26 "
r (dist/Sun) 3.261 AU
d (dist/Earth) 2.580 AU
Right ascension04 24 27.32 h m s
Declination+24 25 38.0 ° ' "
MPC report
COD X03
CON P. Traverse [pierre.traverse@orange.fr]
OBS J. L. Virlichie, P. Traverse, H. Roy
MEA P. Traverse
TEL 0.35-m f/4.7 Newtonian reflector + CMOS + CCD
ACK MPCReport file updated 2025.10.07 19:14:25
AC2 pierre.traverse@orange.fr
NET Gaia DR2
0123P        KC2025 10 07.35729 04 24 27.32 +24 25 38.0          19.4 G      X03
0123P        KC2025 10 07.36449 04 24 27.27 +24 25 39.6          19.6 G      X03
0123P        KC2025 10 07.37096 04 24 27.22 +24 25 41.2          19.4 G      X03
Instrumental configurationConfig1
InstrumentONTC 355mm
Instrument typeNewton
Instrument aperture (0=naked eye)350 mm
Instrument focale length1645 mm
Instrument focale/diameter4.7
Filter(s)L
CameraCMOS Player One IMX571
SensorCMOS
Sensor pixels number6252X4176
Sensor temperature-10 °C
Binning2x2
MountSW EQ8
MotorizationNo
AutoguideYes
Exposure details29x120s
Observatory MPC codeX03
LocationMonte Patria Chili
Reference stars catalogGaia DR2
Used softwaresAstrometrica
Resulting picture sampling (scale)0.86 "/pix
Observation submission date2025 Oct 07 19h23m37s
Observation modification date2025 Oct 07 19h25m23s

(Record n° 30097)

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