21P/Giacobini-Zinner (Record n° 19510)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2018 Aug 17 02h58 UT by Francois KugelComa Total magnitude (m1) 8.7 Aperture radius used for m1 0.93 ' Nuclear magnitude (m2) 11.3 m2 standard deviation 0.0 Aperture radius used for m2 13 " Afrho 695 cm Afrho error 7 cm Afrho URL for more info http://cara.uai.it/ r (dist/Sun) 1.071 AU d (dist/Earth) 0.480 AU Right ascension 02 52 05.61 h m s Declination +63 57 26.7 ° ' " 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 2018.08.17 07:13:03
AC2 fkugel@wanadoo.fr
NET UCAC-4
0021P KC2018 08 17.12358 02 52 05.61 +63 57 26.7 11.3 R A77
0021P KC2018 08 17.13719 02 52 14.39 +63 56 58.5 11.3 R A77
0021P KC2018 08 17.14516 02 52 19.49 +63 56 42.4 8.7 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 Observatory MPC code A77 Reference stars catalog UCAC-4
Observation submission date 2018 Aug 17 07h22m04s Observation modification date 2018 Aug 17 08h50m02s