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491P/Spacewatch-PANSTARRS


NASA/JPL elements
IAU/MPC elements


On 2025 Jun 09 04h46 UT by Herve Roy


(Copyright Herve Roy)

Nuclear magnitude (m2)18.9
m2 standard deviation0.3
Aperture radius used for m26.0 "
r (dist/Sun) 3.915 AU
d (dist/Earth) 3.125 AU
Right ascension20 22 27.79 h m s
Declination-23 31 31.0 ° ' "
MPC report
COD X03
CON H. Roy [roy-nee@wanadoo.fr]
OBS J. L. Virlichie, P. Traverse, H. Roy
MEA H. Roy
TEL 0.36-m f/4.8 reflector + CMO
NUM 4
ACK MPCReport file updated 2025.06.09 21:09:11
NET Gaia DR2
AC2 roy-nee@wanadoo.fr
0491P        KB2025 06 09.19869 20 22 27.79 -23 31 31.0          19.0 G      X03
0491P        KB2025 06 09.21383 20 22 27.53 -23 31 31.4          19.3 G      X03
0491P        KB2025 06 09.22826 20 22 27.31 -23 31 31.0          18.8 G      X03
0491P        KB2025 06 09.24270 20 22 27.06 -23 31 30.1          18.6 G      X03
Instrumental configurationConfig1
InstrumentONTC 350mm
Instrument typeNewton
Instrument aperture (0=naked eye)360 mm
Instrument focale length1728 mm
Instrument focale/diameter4.8
Filter(s)L
CameraPlayerOne IMX571 Mono
SensorCMOS
Sensor size23.5x15.7 mm2
Sensor pixels number6252x4176
Sensor temperature-10 °C
Binning2x2
MountSW EQ8
MotorizationNo
AutoguideYes
Exposure details10x2mn
Observatory MPC codeX03
LocationMonte Patria Chili Poroto
Reference stars catalogGaia DR2
Used softwaresTychoTracker
Resulting picture sampling (scale)0.86 "/pix
Image processingmoyenne des 10 images
Remarks or commentsPLune
Observation submission date2025 Jun 10 15h18m15s
Observation modification date2025 Jun 10 15h24m06s

(Record n° 29716)

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