21P/Giacobini-Zinner (Record n° 19333)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2018 Jul 15 01h34 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 11 Aperture radius used for m1 1.3 ' Nuclear magnitude (m2) 12.8 m2 standard deviation 0.1 Aperture radius used for m2 13.2 " r (dist/Sun) 1.290 AU d (dist/Earth) 0.728 AU Right ascension 22 14 56.87 h m s Declination +58 01 36.2 ° ' " MPC report COD A77
CON FRANCOIS KUGEL [fkugel@wanadoo.fr]
OBS C. Rinner, F. Kugel
MEA F. Kugel
TEL 0.06-m f/5.8 refractor + CCD
ACK MPCReport file updated 2018.07.15 06:08:58
AC2 fkugel@wanadoo.fr
NET USNO-SA2.0
0021P KC2018 07 15.06555 22 14 56.87 +58 01 36.2 12.8 V A77
0021P KC2018 07 15.06816 22 14 57.52 +58 01 41.0 12.7 V A77
0021P KC2018 07 15.07076 22 14 58.09 +58 01 46.1 11.0 T A77
Instrumental configuration Config4 Instrument type Refractor Instrument aperture (0=naked eye) 60 mm Instrument focale length 348 mm Instrument focale/diameter 5.8 Filter(s) L Camera ATIK460ex Sensor CCD Sensor temperature -15 °C Binning 1x1 Mount Meade MCMT-TDM Exposure details 9x60s Observatory MPC code A77 Reference stars catalog USNO-SA2.0
Image resize factor 1 Resulting picture sampling (scale) 2.64 "/pix Observation submission date 2018 Jul 15 06h22m26s Observation modification date 2018 Jul 15 06h31m17s