21P/Giacobini-Zinner (Record n° 3623)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2011 Jun 01 22h44 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 19.5 m2 standard deviation 0.1 Aperture radius used for m2 8 " r (dist/Sun) 2.992 AU d (dist/Earth) 2.125 AU Right ascension 15 46 04.92 h m s Declination +14 02 57.7 ° ' " 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 2011.06.01 and 02
AC2 jean-francois.soulier2@wanadoo.fr
NET USNO-B1.0
0021P KC2011 06 01.94707 15 46 04.92 +14 02 57.7 19.4 N C10
0021P KC2011 06 01.96229 15 46 03.89 +14 03 03.5 19.5 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 -15 °C Binning 1x1 Mount PERL-VIXEN Autoguide Yes Exposure total time 1800 s Exposure details 15 X 120s Seeing 4 Moon elongation 141 ° Air mass 1.21 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 FC Observation submission date 2011 Jun 04 15h41m34s Observation modification date 2011 Jun 04 15h58m54s