117P/Helin-Roman-Alu (Record n° 2048)
Orbital period : 8.25 years
NASA/JPL elements
IAU/MPC elements
On 2011 Feb 25 19h59 UT by Francois KugelNuclear magnitude (m2) 18.6 r (dist/Sun) 4.921 AU d (dist/Earth) 4.060 AU Right ascension 08 37 57.35 h m s Declination +28 51 50.6 ° ' " MPC report COD A77
CON FRANCOIS KUGEL [fkugel@wanadoo.fr]
OBS C. Rinner, F. Kugel
MEA F. Kugel
TEL 0.5-m f/3 reflector + CCD
ACK MPCReport file updated 2011.02.26 00:00:54
AC2 fkugel@wanadoo.fr
NET USNO-SA2.0
0117P C2011 02 25.83320 08 37 57.35 +28 51 50.6 18.6 N A77
0117P C2011 02 25.84326 08 37 57.01 +28 51 51.4 18.6 N A77
0117P C2011 02 25.85240 08 37 56.69 +28 51 51.9 18.6 N A77
Instrument type Newton Instrument aperture (0=naked eye) 500 mm Instrument focale length 1500 mm Instrument focale/diameter 3 Sensor CCD Observatory MPC code A77 Reference stars catalog USNO-SA2.0
Observation submission date 2011 Feb 26 00h04m13s