261P/Larson (Record n° 8111)
Orbital period : 6.52 years
NASA/JPL elements
IAU/MPC elements
On 2012 Nov 16 18h57 UT by Philippe DupouyNuclear magnitude (m2) 18.2 m2 standard deviation 0.1 r (dist/Sun) 2.214 AU d (dist/Earth) 1.589 AU Right ascension 23 12 41.46 h m s Declination +04 11 14.3 ° ' " MPC report COD 958
OBS Ph. Dupouy, J. B. de Vanssay
MEA Ph. Dupouy
TEL 0.43-m f/3.5 reflector + CCD
ACK MPCReport file updated 2012.11.18 02:49:29
AC2 obsdax@orange.fr
NET UCAC-3
0261P KC2012 11 16.78928 23 12 41.46 +04 11 14.3 18.2 N 958
0261P KC2012 11 16.80420 23 12 42.03 +04 11 15.6 18.3 N 958
0261P KC2012 11 16.81912 23 12 42.67 +04 11 16.1 18.2 N 958
Instrument type Newton Instrument aperture (0=naked eye) 430 mm Instrument focale length 1505 mm Instrument focale/diameter 3.5 Camera Audine 1600 Sensor CCD Sensor size 13.8x9.2 mm2 Sensor pixels number 1536x1024 Sensor temperature -10 °C Binning 2x2 Mount home Meade Motorization Yes Autoguide No Observatory MPC code 958 Location Dax 40100 France Reference stars catalog UCAC-3
Used softwares ASTROMETRICA Observation submission date 2012 Nov 21 04h11m15s