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261P/Larson

Orbital period : 6.52 years

NASA/JPL elements
IAU/MPC elements


On 2025 Dec 12 17h08 UT by Jonathan Vilhem


(Copyright Jonathan Vilhem)

Nuclear magnitude (m2)17.1
r (dist/Sun) 2.018 AU
d (dist/Earth) 2.213 AU
Right ascension21 45 41.64 h m s
Declination-08 21 03.9 ° ' "
Instrument250/1000 QUATTRO
Instrument typeNewton
Instrument aperture (0=naked eye)250 mm
Instrument focale length1000 mm
Instrument focale/diameter4
Filter(s)None
CameraASI 533MM PRO
SensorCMOS
Sensor size11.31X11.31 mm2
Sensor pixels number3008X3008
Sensor temperature-10 °C
Binning4x4
MountEQ6R PRO
MotorizationYes
AutoguideNo
Exposure total time2100 s
Exposure details35X60SEC
Seeing2
Observatory MPC code247
LocationSaint Jean Rohrbach Moselle France
Reference stars catalogTycho-2
Used softwaresTycho
Remarks or commentsLéger brouillard
Observation submission date2025 Dec 12 22h27m38s

(Record n° 30610)

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