C/2011 G1 (McNaught) (Record n° 5167)
NASA/JPL elements
IAU/MPC elements
On 2011 Nov 20 02h55 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 18.1 m2 standard deviation 0.2 Aperture radius used for m2 8 " r (dist/Sun) 2.283 AU d (dist/Earth) 2.234 AU Right ascension 10 45 10.82 h m s Declination +15 09 39.2 ° ' " 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 2011.11.20
AC2 jean-francois.soulier2@wanadoo.fr
NET USNO-B1.0
CK11G010 KC2011 11 20.12137 10 45 10.82 +15 09 39.2 18.4 N C10
CK11G010 KC2011 11 20.14045 10 45 09.77 +15 09 58.9 18.0 N C10
CK11G010 KC2011 11 20.19424 10 45 06.77 +15 10 56.4 18.0 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 -25 °C Binning 1x1 Mount PERL-VIXEN Autoguide Yes Exposure total time 1800 s Exposure details 15 X 120s Seeing 3 Moon elongation 16 ° Air mass 1.80 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 DDP FC GIMP Observation submission date 2011 Nov 21 15h47m57s Observation modification date 2011 Nov 21 16h02m02s