21P/Giacobini-Zinner (Record n° 19609)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2018 Sep 04 03h17 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 8.9 Aperture radius used for m1 0.93 ' Nuclear magnitude (m2) 11.8 m2 standard deviation 0.1 Aperture radius used for m2 13 " Coma diameter 7.5 ' Afrho 662 cm Afrho error 33 cm r (dist/Sun) 1.017 AU d (dist/Earth) 0.399 AU Right ascension 05 19 37.15 h m s Declination +43 28 28.1 ° ' " 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 2018.09.04 09:35:12
AC2 fkugel@wanadoo.fr
NET UCAC-4
0021P KC2018 09 04.13676 05 19 37.15 +43 28 28.1 11.8 R A77
0021P KC2018 09 04.14952 05 19 41.25 +43 27 14.4 11.7 R A77
0021P KC2018 09 04.16035 05 19 44.80 +43 26 12.7 8.9 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 Autoguide No Exposure details 41x30s Observatory MPC code A77 Reference stars catalog UCAC-4
Image resize factor 1 Resulting picture sampling (scale) 1.86 "/pix Observation submission date 2018 Sep 04 09h45m34s Observation modification date 2018 Sep 05 10h31m10s