117P/Helin-Roman-Alu (Record n° 8984)
Orbital period : 8.25 years
NASA/JPL elements
IAU/MPC elements
On 2013 Mar 16 02h30 UT by Thierry Noel
(Copyright Thierry Noel)Nuclear magnitude (m2) 16.1 m2 standard deviation 0.1 Aperture radius used for m2 9 " r (dist/Sun) 3.529 AU d (dist/Earth) 2.792 AU Right ascension 14 51 55.21 h m s Declination -11 10 37.5 ° ' " MPC report COD B83
CON Thierry NOEL [thierrynoel1@laposte.net]
OBS T. Noel
MEA T. Noel
TEL 0.20-m f/5.0 reflector + CCD
ACK MPCReport file updated 2013.03.17 00:50:01
AC2 thierrynoel1@laposte.net
NET UCAC-3
0117P KC2013 03 16.10439 14 51 55.21 -11 10 37.5 16.0 N B83
0117P KC2013 03 16.11501 14 51 55.15 -11 10 37.2 16.1 N B83
Instrument type Newton Instrument aperture (0=naked eye) 200 mm Instrument focale length 1000 mm Instrument focale/diameter 5.0 Camera SBIG ST7-XME Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount Atlas-EQG Autoguide No Exposure total time 360 s Exposure details 12x30s Sky transparency (naked eye max mag) 4 Observatory MPC code B83 Location Gi?res 38610 France Reference stars catalog UCAC-3
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.85 "/pix Remarks or comments Fully automatized observation using AudeLA script Observation submission date 2013 Mar 17 00h55m39s Observation modification date 2013 Mar 17 23h49m59s