21P/Giacobini-Zinner (Record n° 2712)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2011 May 03 01h36 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Coma Total magnitude (m1) 20.5 Aperture radius used for m1 0.4 ' r (dist/Sun) 3.203 AU d (dist/Earth) 2.319 AU Right ascension 16 14 18.99 h m s Declination +09 10 57.3 ° ' " 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 2011.05.03
AC2 jean-francois.soulier2@wanadoo.fr
NET USNO-B1.0
0021P KC2011 05 03.06671 16 14 18.99 +09 10 57.3 20.3 T C10
0021P KC2011 05 03.07414 16 14 18.60 +09 11 04.2 20.6 T 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 -15 °C Binning 1x1 Mount PERL-VIXEN Autoguide Yes Exposure total time 2400 s Exposure details 20 x 120s Seeing 3 Moon elongation 142 ° Air mass 1.29 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 APE DDP Observation submission date 2011 May 03 06h26m38s Observation modification date 2011 May 03 06h28m19s