21P/Giacobini-Zinner (Record n° 19732)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2018 Sep 18 03h23 UT by Francois KugelComa Total magnitude (m1) 9.2 Aperture radius used for m1 0.93 ' Nuclear magnitude (m2) 11.9 m2 standard deviation 0.1 Aperture radius used for m2 13 " r (dist/Sun) 1.019 AU d (dist/Earth) 0.401 AU Right ascension 06 18 35.23 h m s Declination +19 38 52.3 ° ' " MPC report COD A77
CON FRANCOIS KUGEL [fkugel@wanadoo.fr]
OBS A. Klotz ; F. Kugel
MEA F. Kugel
TEL 0.20-m f/4 Schmidt-Cassegrain + CCD
ACK MPCReport file updated 2018.09.18 06:34:44
AC2 fkugel@wanadoo.fr
NET UCAC-4
0021P C2018 09 18.14067 06 18 35.23 +19 38 52.3 11.8 R A77
0021P C2018 09 18.14635 06 18 36.29 +19 38 17.9 11.9 R A77
0021P C2018 09 18.15297 06 18 37.58 +19 37 38.1 9.2 T A77
Instrumental configuration Config1 Instrument type Schmidt-Cassegrain Instrument aperture (0=naked eye) 200 mm Instrument focale length 800 mm Instrument focale/diameter 4 Filter(s) r Camera ST2000XM Sensor CCD Sensor temperature -15 °C Binning 1x1 Mount Meade MCMT Observatory MPC code A77 Reference stars catalog UCAC-4
Observation submission date 2018 Sep 18 06h39m57s Observation modification date 2018 Sep 18 06h40m33s