78P/Gehrels (Record n° 4133)
Orbital period : 7.23 years
NASA/JPL elements
IAU/MPC elements
On 2011 Aug 31 00h37 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 14.4 Aperture radius used for m2 8 " r (dist/Sun) 2.283 AU d (dist/Earth) 1.336 AU Right ascension 00 00 07.83 h m s Declination +07 20 14.9 ° ' " MPC report COD C10
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS J.F. Soulier
MEA J.F. Soulier
TEL 0.255-m f/3.6 Newtonian reflector + CCD
ACK MPCReport file updated 2011.08.31
AC2 jean-francois.soulier2@wanadoo.fr
NET USNO-B1.0
0078P C2011 08 31.02538 00 00 07.83 +07 20 14.9 14.4 N C10
0078P C2011 08 31.03623 00 00 07.61 +07 20 13.0 14.4 N C10
0078P C2011 08 31.04819 00 00 07.36 +07 20 10.7 14.4 N C10
Instrument type Newton Instrument aperture (0=naked eye) 254 mm Instrument focale length 900 mm Instrument focale/diameter 3.6 Camera ST7-XMEd Sensor CCD Sensor size 6.9 x 4.6 mm2 Sensor pixels number 765 x 510 Sensor temperature -20 °C Binning 1x1 Mount PERL-VIXEN Autoguide Yes Exposure total time 1800 s Exposure details 15 X 120s Seeing 4 Moon elongation 178 ° Air mass 1.34 Observatory MPC code C10 Location 77 Reference stars catalog USNO-B1.0
Used softwares ASTROMETRICA Resulting picture sampling (scale) 2.04 "/pix Image processing PRISMV8 Log/Iris GIMP Observation submission date 2011 Aug 31 10h49m23s Observation modification date 2011 Aug 31 18h23m36s