47P/Ashbrook-Jackson (Record n° 18472)
Orbital period : 8.37 years
NASA/JPL elements
IAU/MPC elements
On 2017 Oct 29 21h47 UT by Patrick Ditz
(Copyright Patrick Ditz)Nuclear magnitude (m2) 17.7 Aperture radius used for m2 7.5 " Coma diameter 0.37 ' Tail position angle
(PA) 227 ° r (dist/Sun) 2.931 AU d (dist/Earth) 1.964 AU Right ascension 01 06 36.13 h m s Declination +17 45 10.7 ° ' " 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 47P 2017/10/29
AC2 patrick.ditz@wanadoo.fr
NET UCAC-4
0047P C2017 10 29.90772 01 06 36.13 +17 45 10.7 17.7 N K97
0047P C2017 10 29.92720 01 06 35.29 +17 45 09.4 17.6 N K97
0047P C2017 10 29.94668 01 06 34.48 +17 45 07.9 17.7 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 -15 °C Binning 2x2 Mount VMA300 Exposure total time 2340 s Exposure details 13x180s Moon phase 56 ° Moon elongation 54 ° Air mass 1.2 Observatory MPC code K97 Location 67130 Freconrupt Reference stars catalog UCAC-4
Used softwares PRISM Resulting picture sampling (scale) 1.26 "/pix Image processing PRISM Remarks or comments Photométrie: PRISM: 17.6 ASTROMETRICA: 17.2 Observation submission date 2017 Nov 08 14h18m06s Observation modification date 2017 Dec 01 16h29m27s