21P/Giacobini-Zinner (Record n° 19487)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2018 Aug 15 02h19 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 9 Aperture radius used for m1 0.93 ' Nuclear magnitude (m2) 11.3 m2 standard deviation 0.0 Aperture radius used for m2 13.2 " Coma diameter 6 ' Afrho 693 cm Afrho error 21 cm r (dist/Sun) 1.080 AU d (dist/Earth) 0.493 AU Right ascension 02 29 36.08 h m s Declination +64 59 23.5 ° ' " 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 2018.08.15 06:17:38
AC2 fkugel@wanadoo.fr
NET UCAC-4
0021P C2018 08 15.09644 02 29 36.08 +64 59 23.5 11.3 R A77
0021P C2018 08 15.10354 02 29 40.80 +64 59 12.6 11.3 R A77
0021P C2018 08 15.11158 02 29 46.17 +64 59 00.0 9.0 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 Sensor CCD Sensor temperature -10 °C Binning 1x1 Mount Meade MCMT Exposure details 33x30s Observatory MPC code A77 Reference stars catalog UCAC-4
Resulting picture sampling (scale) 1.86 "/pix Observation submission date 2018 Aug 15 06h21m48s Observation modification date 2018 Aug 15 10h22m07s