261P/Larson (Record n° 8054)
Orbital period : 6.52 years
NASA/JPL elements
IAU/MPC elements
On 2012 Oct 23 21h39 UT by Philippe DupouyNuclear magnitude (m2) 17.5 m2 standard deviation 0.1 r (dist/Sun) 2.194 AU d (dist/Earth) 1.356 AU Right ascension 23 01 24.86 h m s Declination +03 59 04.9 ° ' " 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 2012.11.03 03:46:45
AC2 obsdax@orange.fr
NET UCAC-3
0261P KC2012 10 23.90189 23 01 24.86 +03 59 04.9 17.4 N 958
0261P KC2012 10 23.91375 23 01 24.88 +03 59 05.1 17.6 N 958
0261P KC2012 10 23.92560 23 01 24.87 +03 59 06.1 17.5 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 04h02m23s