78P/Gehrels (Record n° 4587)
Orbital period : 7.23 years
NASA/JPL elements
IAU/MPC elements
On 2011 Sep 20 21h51 UT by Thierry Noel
(Copyright Thierry Noel)Nuclear magnitude (m2) 14.2 Aperture radius used for m2 9 " r (dist/Sun) 2.214 AU d (dist/Earth) 1.214 AU Right ascension 23 50 12.93 h m s Declination +05 31 16.0 ° ' " 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 2011.09.21 21:53:16
AC2 thierrynoel1@laposte.net
NET UCAC-3
0078P C2011 09 20.91046 23 50 12.93 +05 31 16.0 14.2 N B83
0078P C2011 09 20.92668 23 50 12.36 +05 31 09.3 14.2 N B83
0078P C2011 09 20.93815 23 50 11.89 +05 31 04.1 14.2 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 Yes Exposure total time 2040 s Exposure details 17x2mn Sky transparency (naked eye max mag) 4.5 Observatory MPC code B83 Location Gieres 38610 France Reference stars catalog UCAC-3
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.85 "/pix Image processing Astrometrica (-dark, /flat, add) + Iris (levels, ddp, crop) Observation submission date 2011 Sep 21 22h00m12s Observation modification date 2011 Sep 21 22h20m54s