21P/Giacobini-Zinner (Record n° 19594)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2018 Sep 02 01h25 UT by Patrick Ditz
(Copyright Patrick Ditz)Nuclear magnitude (m2) 11.4 m2 standard deviation 0.0 Aperture radius used for m2 7.5 " Coma diameter 9 ' Tail position angle
(PA) 274 ° r (dist/Sun) 1.020 AU d (dist/Earth) 0.404 AU Right ascension 05 07 36.15 h m s Declination +46 41 56.0 ° ' " MPC report COD K97
CON P. Ditz [patrick.ditz@wanadoo.fr]
OBS P. Ditz
MEA P. Ditz
TEL 0.20-m f/7.45 reflector + CCD
ACK MPCReport 21P 2018/09/02
AC2 patrick.ditz@wanadoo.fr
NET UCAC-4
0021P C2018 09 02.05914 05 07 36.15 +46 41 56.0 11.4 N K97
0021P C2018 09 02.06037 05 07 36.58 +46 41 49.3 11.4 N K97
0021P C2018 09 02.06567 05 07 38.49 +46 41 20.8 11.4 N K97
Instrumental configuration Config1 Instrument T200 F/D 7.45 Instrument type Newton Instrument aperture (0=naked eye) 200 mm Instrument focale length 1490 mm Instrument focale/diameter 7.45 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 620 s Exposure details 31x20s Moon phase 69 ° Moon elongation 37 ° Air mass 1.4 Observatory MPC code K97 Location 67130 Freconrupt Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.26 "/pix Image processing PRISM Remarks or comments La Lune est très proche de la comète Observation submission date 2018 Sep 02 19h32m57s Observation modification date 2018 Sep 02 19h36m00s