29P/Schwassmann-Wachmann (Record n° 18417)
Orbital period : 14.85 years
NASA/JPL elements
IAU/MPC elements
On 2017 Oct 16 19h45 UT by Patrick Ditz
(Copyright Patrick Ditz)Nuclear magnitude (m2) 17.5 m2 standard deviation 0.1 Aperture radius used for m2 7.5 " Coma diameter 3.4 ' r (dist/Sun) 5.814 AU d (dist/Earth) 5.373 AU Right ascension 21 04 10.29 h m s Declination -14 43 12.9 ° ' " 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 2017/10/16
AC2 patrick.ditz@wanadoo.fr
NET UCAC-4
0029P C2017 10 16.82269 21 04 10.29 -14 43 12.9 17.5 N K97
0029P C2017 10 16.84473 21 04 10.32 -14 43 11.9 17.7 N K97
0029P C2017 10 16.86234 21 04 10.38 -14 43 11.7 17.3 N K97
0029P C2017 10 16.86980 21 04 10.41 -14 43 11.4 17.5 N K97
Instrumental configuration Config1 Instrument T200 F/D 7.4 Instrument type Newton Instrument aperture (0=naked eye) 200 mm Instrument focale length 1480 mm Instrument focale/diameter 7.4 Filter(s) L Camera ATIK 460 EX Sensor CCD Sensor size 12.5x10.0 mm2 Sensor pixels number 2749x2199 Sensor temperature -12.2 °C Binning 2x2 Mount VMA300 Exposure total time 3000 s Exposure details 25x120s Air mass 2.3 Observatory MPC code K97 Location 67130 Freconrupt Reference stars catalog UCAC-4
Used softwares PRISM Image resize factor 0.728 Resulting picture sampling (scale) 1.26 "/pix Image processing PRISM Remarks or comments Différence photométrique PRISM _ASTROMETRICA:
Prism: 17.5, Astrometrica: 16.9 Observation submission date 2017 Oct 26 11h13m40s Observation modification date 2017 Oct 26 11h27m57s