261P/Larson (Record n° 7556)
Orbital period : 6.52 years
NASA/JPL elements
IAU/MPC elements
On 2012 Sep 14 22h26 UT by Philippe DupouyNuclear magnitude (m2) 17 m2 standard deviation 0.1 Aperture radius used for m2 6 " r (dist/Sun) 2.190 AU d (dist/Earth) 1.191 AU Right ascension 23 15 01.02 h m s Declination +05 22 44.4 ° ' " 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 2012.09.20 22:54:18
AC2 obsdax@wanadoo.fr
NET UCAC-3
0261P KC2012 09 14.93464 23 15 01.02 +05 22 44.4 17.1 N 958
0261P KC2012 09 14.94649 23 15 00.50 +05 22 43.3 16.9 N 958
0261P KC2012 09 14.95834 23 14 59.98 +05 22 41.8 17.1 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 Sep 23 02h15m48s