C/2012 BJ98 (Lemmon) (Record n° 6268)
Orbital period : 71.60 years
NASA/JPL elements
IAU/MPC elements
On 2012 Mar 23 20h26 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 19.3 m2 standard deviation 0.1 Aperture radius used for m2 3 " r (dist/Sun) 2.889 AU d (dist/Earth) 2.349 AU Right ascension 07 51 08.26 h m s Declination +21 34 26.7 ° ' " MPC report COD C10
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS J.F. Soulier
MEA J.F. Soulier
TEL 0.300-m f/4 Newtonian reflector + CCD
ACK MPCReport file updated 2012.03.23
AC2 jean-francois.soulier2@wanadoo.fr
NET USNO-B1.0
CK12B98J KC2012 03 23.85149 07 51 08.26 +21 34 26.7 19.2 N C10
CK12B98J KC2012 03 23.86751 07 51 08.50 +21 34 27.9 19.4 N C10
Instrument type Newton Instrument aperture (0=naked eye) 300 mm Instrument focale length 1200 mm Instrument focale/diameter 4 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 F60a Autoguide Yes Exposure total time 2280 s Exposure details 19 X 120s Seeing 3 Moon elongation 99 ° Air mass 1.14 Observatory MPC code C10 Location 77 Reference stars catalog USNO-B1.0
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.5 "/pix Image processing PRISMV8 LOG GIMP Observation submission date 2012 Mar 24 09h39m10s Observation modification date 2012 Mar 24 19h15m15s