103P/Hartley (Record n° 1874)
Orbital period : 6.48 years
NASA/JPL elements
IAU/MPC elements
On 2011 Feb 04 21h41 UT by Thierry Noel
(Copyright Thierry Noel)Nuclear magnitude (m2) 15.2 m2 standard deviation 0.1 Aperture radius used for m2 9 " r (dist/Sun) 1.660 AU d (dist/Earth) 0.774 AU Right ascension 07 04 37.56 h m s Declination -07 30 02.4 ° ' " 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 2011.02.05 23:24:15
AC2 thierrynoel1@laposte.net
NET UCAC-3
0103P C2011 02 04.90318 07 04 37.56 -07 30 02.4 15.1 N B83
0103P C2011 02 04.91603 07 04 37.65 -07 29 48.9 15.1 N B83
0103P C2011 02 04.92888 07 04 37.74 -07 29 35.5 15.3 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 -25 °C Mount Atlas-EQG Autoguide Yes Exposure total time 2280 s Exposure details 19x2mn Sky transparency (naked eye max mag) 4 Observatory MPC code B83 Location Gieres 38610 France Reference stars catalog UCAC-3
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.85 "/pix Observation submission date 2011 Feb 06 19h03m16s Observation modification date 2011 Feb 09 21h20m39s