21P/Giacobini-Zinner (Record n° 19450)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2018 Aug 10 03h02 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 9.1 Aperture radius used for m1 0.93 ' Nuclear magnitude (m2) 11.4 m2 standard deviation 0.2 Aperture radius used for m2 13 " Afrho 630 cm Afrho error 14 cm r (dist/Sun) 1.107 AU d (dist/Earth) 0.527 AU Right ascension 01 33 06.62 h m s Declination +66 23 04.5 ° ' " 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 2018.08.10 06:52:50
AC2 fkugel@wanadoo.fr
NET UCAC-4
0021P KC2018 08 10.12673 01 33 06.62 +66 23 04.5 11.2 R A77
0021P KC2018 08 10.13378 01 33 11.31 +66 23 01.3 11.5 R A77
0021P KC2018 08 10.14082 01 33 15.96 +66 22 57.7 9.1 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 -10 °C Binning 1x1 Mount Meade MCMT Exposure details 3x30s Observatory MPC code A77 Reference stars catalog UCAC-4
Resulting picture sampling (scale) 1.86 "/pix Remarks or comments AfRho 10000km Observation submission date 2018 Aug 10 07h00m47s Observation modification date 2018 Aug 10 10h33m03s