261P/Larson (Record n° 7251)
Orbital period : 6.52 years
NASA/JPL elements
IAU/MPC elements
On 2012 Aug 19 00h11 UT by Philippe DupouyNuclear magnitude (m2) 18.1 m2 standard deviation 0.1 Aperture radius used for m2 6 " r (dist/Sun) 2.207 AU d (dist/Earth) 1.272 AU Right ascension 23 30 51.25 h m s Declination +05 10 47.8 ° ' " 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 2012.08.20 22:53:01
AC2 obsdax@wanadoo.fr
NET UCAC-3
0261P KC2012 08 19.00792 23 30 51.25 +05 10 47.8 18.2 N 958
0261P KC2012 08 19.01916 23 30 50.84 +05 10 51.8 18.1 N 958
0261P KC2012 08 19.03235 23 30 50.43 +05 10 52.7 18.1 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 Aug 22 00h50m16s