117P/Helin-Roman-Alu (Record n° 16268)
Orbital period : 8.25 years
NASA/JPL elements
IAU/MPC elements
On 2016 Oct 07 02h47 UT by Francois Kugel
(Copyright Francois Kugel)Nuclear magnitude (m2) 17.6 m2 standard deviation 0.1 Aperture radius used for m2 5.5 " r (dist/Sun) 4.652 AU d (dist/Earth) 3.960 AU Right ascension 04 13 15.01 h m s Declination +20 33 36.1 ° ' " 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
ACK MPCReport file updated 2016.10.07 07:41:27
AC2 fkugel@wanadoo.fr
NET USNO-SA2.0
0117P C2016 10 07.11584 04 13 15.01 +20 33 36.1 17.5 N A77
0117P C2016 10 07.15194 04 13 14.40 +20 33 36.5 17.6 N A77
0117P C2016 10 07.19239 04 13 13.76 +20 33 36.7 17.8 N A77
Instrumental configuration Config2 Instrument type Newton Instrument aperture (0=naked eye) 400 mm Instrument focale length 1200 mm Instrument focale/diameter 3 Filter(s) None Camera Atik460EX Sensor CCD Sensor temperature -15 °C Binning 1x1 Mount Meade MCMT-TDM Exposure details 5x180s Observatory MPC code A77 Reference stars catalog USNO-SA2.0
Resulting picture sampling (scale) 0.78 "/pix Observation submission date 2016 Oct 07 07h54m50s Observation modification date 2016 Oct 07 07h55m55s