74P/Smirnova-Chernykh (Record n° 18431)
Orbital period : 9.19 years
NASA/JPL elements
IAU/MPC elements
On 2017 Oct 28 04h45 UT by Francois Kugel
(Copyright Francois Kugel)Nuclear magnitude (m2) 17.4 m2 standard deviation 0.1 Aperture radius used for m2 6.4 " Tail length 0.033 ° Tail position angle
(PA) 295 ° r (dist/Sun) 3.551 AU d (dist/Earth) 4.072 AU Right ascension 11 04 24.68 h m s Declination +11 57 17.4 ° ' " 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 Photometry aperture (m2) radius 6.4 arcsec (8 pixels, 0.8 arcsec/pix)
COM Photometry aperture (m1) radius 0.4 arcmin (30 pixels, 0.8 arcsec/pix)
ACK MPCReport file updated 2017.10.28 08:23:46
AC2 fkugel@wanadoo.fr
NET USNO-SA2.0
0074P KC2017 10 28.19799 11 04 24.68 +11 57 17.4 17.4 N A77
0074P KC2017 10 28.20379 11 04 25.03 +11 57 15.4 17.4 N A77
0074P KC2017 10 28.20905 11 04 25.37 +11 57 13.8 17.5 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 -10 °C Binning 1x1 Mount Meade MCMT-TDM Exposure details 15x60s Observatory MPC code A77 Reference stars catalog USNO-SA2.0
Image resize factor 1 Resulting picture sampling (scale) 0.8 "/pix Observation submission date 2017 Oct 28 08h32m51s Observation modification date 2017 Oct 28 09h00m50s