47P/Ashbrook-Jackson (Record n° 18228)
Orbital period : 8.37 years
NASA/JPL elements
IAU/MPC elements
On 2017 Sep 15 07h06 UT by Thierry Noel
(Copyright Thierry Noel)Nuclear magnitude (m2) 17 m2 standard deviation 0.0 Aperture radius used for m2 6.4 " r (dist/Sun) 2.873 AU d (dist/Earth) 2.010 AU Right ascension 01 39 03.37 h m s Declination +17 16 55.8 ° ' " MPC report COD W96
CON Thierry Noel [thierrynoel38a@free.fr]
OBS A. Maury, J.-B. de Vanssay, T. Noel
MEA T. Noel
TEL 0.4-m f/5.4 Ritchey-Chretien + CCD
COM Aperture radius for m1 m2 : 0.8' 6.4"
ACK MPCReport file updated 2017.09.15 13:36:11
AC2 thierrynoel38a@free.fr
NET Gaia DR1
0047P C2017 09 15.29592 01 39 03.37 +17 16 55.8 17.0 N W96
0047P C2017 09 15.31645 01 39 02.73 +17 16 59.9 17.0 N W96
Instrument Marcon RC 400 Instrument type Ritchey-Chretien Instrument aperture (0=naked eye) 400 mm Instrument focale length 2160 mm Instrument focale/diameter 5.4 Filter(s) None Camera QSI 532ws-M1 Sensor CCD Sensor temperature -30 °C Binning 3x3 Mount VMA 200 Autoguide No Exposure details 61x1mn Observatory MPC code W96 Location San Pedro de Atacama, Chile Reference stars catalog Gaia DR1
Resulting picture sampling (scale) 1.59 "/pix Image processing Prism (-dark, /flat), Astrometrica (add), Iris (gradient, levels, crop) Observation submission date 2017 Sep 15 13h41m04s Observation modification date 2017 Sep 15 13h52m34s