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261P/Larson

Orbital period : 6.52 years

NASA/JPL elements
IAU/MPC elements


On 2012 Sep 22 20h58 UT by Joel Nicolas


(Copyright Joel Nicolas)

Nuclear magnitude (m2)17
m2 standard deviation0.1
Aperture radius used for m25.6 "
r (dist/Sun) 2.187 AU
d (dist/Earth) 1.198 AU
Right ascension23 09 52.33 h m s
Declination+05 06 38.3 ° ' "
MPC report
COD B51
CON J. NICOLAS [nicolas.joel@wanadoo.fr]
OBS J. Nicolas
MEA J. Nicolas
TEL 0.41-m f/3.3 reflector + CCD
ACK MPCReport file updated 2012.09.25 09:12:07
AC2 [nicolas.joel@wanadoo.fr]
NET USNO-A2.0
0261P        KC2012 09 22.87349 23 09 52.33 +05 06 38.3          17.0 N      B51
0261P        KC2012 09 22.88460 23 09 51.87 +05 06 35.9          17.0 N      B51
0261P        KC2012 09 22.89652 23 09 51.40 +05 06 34.9          16.9 N      B51
Instrument typeNewton
Instrument aperture (0=naked eye)410 mm
Instrument focale length1353 mm
Instrument focale/diameter3.3
Filter(s)None
CameraST8XME
SensorCCD
Binning1x1
Exposure total time1800 s
Air mass1.35
Observatory MPC codeB51
Location06 Vallauris
Reference stars catalogUSNO-A2.0
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.4 "/pix
Observation submission date2012 Sep 25 09h19m51s
Observation modification date2012 Sep 25 09h21m12s

(Record n° 7658)

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