73P/Schwassmann-Wachmann (c) (Record n° 1883)
Orbital period : 5.36 years
NASA/JPL elements
IAU/MPC elements
On 2011 Feb 06 22h53 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 18.5 m2 standard deviation 0.1 Aperture radius used for m2 8 " Right ascension 09 42 03.64 h m s Declination +30 36 32.2 ° ' " MPC report COD C10
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS JF. Soulier
MEA JF. Soulier
TEL 0.255-m f/3.6 Newtonian reflector + CCD
ACK MPCReport file updated 2011.02.06 and 07
AC2 jean-francois.soulier2@wanadoo.fr
NET USNO-B1.0
0073P KC2011 02 06.95316 09 42 03.64 +30 36 32.2 18.5 N C10
0073P KC2011 02 07.04412 09 41 56.78 +30 37 16.4 18.7 N C10
0073P KC2011 02 07.06082 09 41 55.53 +30 37 24.6 18.6 N C10
0073P KC2011 02 07.08031 09 41 54.09 +30 37 34.1 18.5 N C10
Instrument type Newton Instrument aperture (0=naked eye) 254 mm Instrument focale length 900 mm Instrument focale/diameter 3.54 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 3600 s Exposure details 30X120s Seeing 4 Moon elongation 132 ° Air mass 1.06 Observatory MPC code C10 Location 77 Reference stars catalog USNOB1.0 Used softwares ASTROMETRICA Resulting picture sampling (scale) 2.06 "/pix Image processing PRISMV7 recalage par ASTROMETRICA APE F.C Gimp2 Remarks or comments Animation 2X(15X120s) Observation submission date 2011 Feb 08 15h34m07s Observation modification date 2011 Feb 08 15h46m13s