C/2009 S3 (Lemmon) (Record n° 3830)
NASA/JPL elements
IAU/MPC elements
On 2011 Jul 05 01h58 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 19.6 Aperture radius used for m2 4 " r (dist/Sun) 6.563 AU d (dist/Earth) 6.506 AU Right ascension 22 56 42.33 h m s Declination +51 29 53.4 ° ' " 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 2011.07.05
AC2 jean-francois.soulier2@wanadoo.fr
NET USNO-B1.0
CK09S030 KC2011 07 05.08168 22 56 42.33 +51 29 53.4 19.6 N C10
CK09S030 KC2011 07 05.09213 22 56 42.12 +51 29 53.3 19.6 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 1200 s Exposure details 10 X 120s Seeing 2 Moon elongation 121 ° Air mass 1.05 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 et FC pour la vignette Observation submission date 2011 Jul 06 14h57m50s Observation modification date 2011 Jul 06 15h01m47s