29P/Schwassmann-Wachmann (Record n° 18115)
Perihelion distance : 5.8 AU
Inclination to ecliptic : 9 °
Orbital period : 14.91 years
Eccentricity : 0.04
NASA/JPL elements
IAU/MPC elements
On 2017 Aug 20 22h51 UT by Patrick Ditz
(Copyright Patrick Ditz)Magnitude (MPC m2) 16.6 Magnitude standard deviation 0.1 Aperture radius for m2 7.5 " Coma diameter 3 ' r (dist/Sun) 5.825 AU d (dist/Earth) 4.824 AU Right ascension 319.61883 ° Declination -14.23664 ° MPC report COD K97
CON P. Ditz [patrick.ditz@wanadoo.fr]
OBS P. Ditz
MEA P. Ditz
TEL 0.20-m f/7.4 reflector + CCD
ACK Report 29P 2017/08/20
AC2 patrick.ditz@wanadoo.fr
NET UCAC-4
0029P C2017 08 20.95228 21 18 28.52 -14 14 11.9 16.5 N K97
0029P C2017 08 20.97137 21 18 27.98 -14 14 13.5 16.7 N K97
0029P C2017 08 20.98165 21 18 27.69 -14 14 14.3 16.7 N K97
Instrumental configuration Config1 Instrument perso Instrument type Newton Instrument aperture (0=naked eye) 200 mm Instrument focale length 1480 mm Instrument focale/diameter 7.4 Filter L Camera ATIK 460 EX Sensor CCD Sensor size 12.5x10.0 mm2 Sensor pixels number 2749x2199 Sensor temperature -15 °C Binning 2x2 Mount VMA300 Valmeca Exposure total time 2760 s Exposure details 23x120s Air mass 2.1 Observatory MPC code K97 Location 67130 Freconrupt Reference stars catalog (ast) UCAC-4
Used softwares PRISM Resulting picture sampling (scale) 1.26 "/pix Image processing PRISM Observation submission date 2017 Aug 24 08h41m33s Observation modification date 2017 Aug 24 08h44m08s