78P/Gehrels (Record n° 4672)
Orbital period : 7.23 years
NASA/JPL elements
IAU/MPC elements
On 2011 Sep 24 00h06 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 13.4 Aperture radius used for m2 8 " r (dist/Sun) 2.201 AU d (dist/Earth) 1.201 AU Right ascension 23 48 24.49 h m s Declination +05 08 53.6 ° ' " 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 2011.09.24
AC2 jean-francois.soulier2@wanadoo.fr
NET USNO-B1.0
0078P C2011 09 24.00434 23 48 24.49 +05 08 53.6 13.4 N C10
0078P C2011 09 24.01513 23 48 24.09 +05 08 48.7 13.4 N C10
0078P C2011 09 24.02537 23 48 23.72 +05 08 44.3 13.4 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 3 Moon elongation 134 ° Air mass 1.39 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 DDP GIMP Observation submission date 2011 Sep 24 15h09m13s Observation modification date 2011 Sep 26 13h30m01s