74P/Smirnova-Chernykh (Record n° 18698)
Orbital period : 9.19 years
NASA/JPL elements
IAU/MPC elements
On 2017 Dec 25 03h27 UT by Francois Kugel
(Copyright Francois Kugel)Nuclear magnitude (m2) 17.3 m2 standard deviation 0.1 Aperture radius used for m2 6.4 " r (dist/Sun) 3.538 AU d (dist/Earth) 3.264 AU Right ascension 11 53 13.86 h m s Declination +08 31 46.5 ° ' " MPC report COD A77
CON FRANCOIS KUGEL [fkugel@wanadoo.fr]
OBS C. Rinner, F. Kugel
MEA F. Kugel
TEL 0.4-m f/3 reflector + CCD
COM Object from PCCP P10FFVk : dia coma around 12"
ACK MPCReport file updated 2017.12.25 08:36:52
AC2 fkugel@wanadoo.fr
NET UCAC-4
0074P KC2017 12 25.14345 11 53 13.86 +08 31 46.5 17.3 N A77
0074P KC2017 12 25.17297 11 53 14.74 +08 31 44.8 17.2 N A77
0074P KC2017 12 25.20075 11 53 15.61 +08 31 42.7 17.3 N A77
Instrumental configuration Config1 Instrument type Newton Instrument aperture (0=naked eye) 400 mm Instrument focale length 1200 mm Instrument focale/diameter 3 Filter(s) L Camera ATIK460ex Sensor CCD Sensor temperature -25 °C Binning 1x1 Mount Meade MCMT-TDM Exposure details 3x120s Observatory MPC code A77 Reference stars catalog UCAC-4
Image resize factor 1 Resulting picture sampling (scale) 0.8 "/pix Observation submission date 2017 Dec 25 09h56m53s Observation modification date 2017 Dec 25 10h02m25s