257P/Catalina (Record n° 10619)
Orbital period : 7.30 years
NASA/JPL elements
IAU/MPC elements
On 2013 Nov 24 22h59 UT by Joel Nicolas
(Copyright Joel Nicolas)Nuclear magnitude (m2) 18.2 m2 standard deviation 0.1 Aperture radius used for m2 8.4 " r (dist/Sun) 2.491 AU d (dist/Earth) 1.804 AU Right ascension 00 17 32.44 h m s Declination +03 33 01.0 ° ' " MPC report COD A77
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 2013.11.26 11:18:49
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0257P KC2013 11 24.95736 00 17 32.44 +03 33 01.0 18.2 N A77
0257P KC2013 11 24.96538 00 17 32.70 +03 32 57.7 18.1 N A77
Instrument type Newton Instrument aperture (0=naked eye) 410 mm Instrument focale length 1353 mm Instrument focale/diameter 3.3 Filter(s) None Camera ST8XME Sensor CCD Sensor temperature -30 °C Binning 2x2 Exposure total time 1600 s Air mass 2.02 Observatory MPC code A77 Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 2.8 "/pix Observation submission date 2013 Nov 26 11h29m55s Observation modification date 2013 Nov 26 11h31m49s