48P/Johnson (Record n° 3742)
Orbital period : 6.55 years
NASA/JPL elements
IAU/MPC elements
On 2011 Jul 02 23h08 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 15.8 m2 standard deviation 0.1 Aperture radius used for m2 8 " r (dist/Sun) 2.380 AU d (dist/Earth) 1.437 AU Right ascension 20 41 55.09 h m s Declination -18 01 18.8 ° ' " 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 2011.07.02
AC2 jean-francois.soulier2@wanadoo.fr
NET USNO-B1.0
0048P C2011 07 02.96355 20 41 55.09 -18 01 18.8 15.9 N C10
0048P C2011 07 02.97138 20 41 54.95 -18 01 23.2 15.8 N C10
0048P C2011 07 02.98072 20 41 54.79 -18 01 28.1 15.8 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 1440 s Exposure details 12 x 120s Seeing 2 Moon elongation 171 ° Air mass 1.43 Observatory MPC code C10 Location 77 Reference stars catalog USNO-B1.0
Resulting picture sampling (scale) 2.04 "/pix Image processing PRISMV8 APE DDP Observation submission date 2011 Jul 04 05h37m25s Observation modification date 2011 Jul 04 05h54m51s