217P/LINEAR (Record n° 18025)
Orbital period : 7.85 years
NASA/JPL elements
IAU/MPC elements
On 2017 Aug 04 09h32 UT by Thierry Noel
(Copyright Thierry Noel)Nuclear magnitude (m2) 14.1 m2 standard deviation 0.0 Aperture radius used for m2 6.4 " r (dist/Sun) 1.258 AU d (dist/Earth) 1.442 AU Right ascension 04 56 07.76 h m s Declination +11 25 05.9 ° ' " 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 m2 : 6.4"
ACK MPCReport file updated 2017.08.04 13:49:02
AC2 thierrynoel38a@free.fr
NET Gaia DR1
0217P C2017 08 04.39697 04 56 07.76 +11 25 05.9 14.1 N W96
0217P C2017 08 04.41337 04 56 11.13 +11 25 10.0 14.1 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 Camera QHY9 Sensor CCD Sensor temperature -20 °C Binning 3x3 Mount VMA 200 Autoguide No Exposure details 38x30s Observatory MPC code W96 Location San Pedro de Atacama, Chile Reference stars catalog Gaia DR1
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.59 "/pix Image processing Prism (-dark, /flat), Astrometrica (add), Iris (gradient, levels, ddp, crop) Observation submission date 2017 Aug 04 13h51m07s Observation modification date 2017 Aug 05 10h17m52s