21P/Giacobini-Zinner (Record n° 8151)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2012 Dec 11 04h08 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 20.1 m2 standard deviation 0.3 Aperture radius used for m2 4 " r (dist/Sun) 3.331 AU d (dist/Earth) 3.096 AU Right ascension 10 14 59.39 h m s Declination -19 16 51.5 ° ' " MPC report COD C10
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS J.F. Soulier
MEA J.F. Soulier
TEL 0.30-m f/3 Newtonian reflector + CCD
ACK MPCReport file updated 2012.12.11
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-3
0021P KC2012 12 11.17253 10 14 59.39 -19 16 51.5 19.9 N C10
0021P KC2012 12 11.19347 10 14 59.60 -19 16 58.5 20.0 N C10
0021P KC2012 12 11.21316 10 14 59.57 -19 17 07.9 20.5 N C10
Instrument type Newton Instrument aperture (0=naked eye) 300 mm Instrument focale length 900 mm Instrument focale/diameter 3 Camera ST7-XMEd Sensor CCD Sensor size 6.9 x 4.6 mm2 Sensor pixels number 765 x 510 Sensor temperature -30 °C Binning 1x1 Mount F60 Autoguide Yes Exposure details 30 X 120s Seeing 3 Moon elongation 68 ° Air mass 2.71 Observatory MPC code C10 Location 77 Reference stars catalog UCAC-3
Used softwares ASTROMETRICA Resulting picture sampling (scale) 2 "/pix Image processing PRISMV8 LOG FC GIMP Observation submission date 2012 Dec 11 09h04m43s Observation modification date 2012 Dec 12 00h09m15s