17P/Holmes (Record n° 22678)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2020 Nov 22 17h14 UT by Francois Kugel
(Copyright Francois Kugel)Nuclear magnitude (m2) 16.1 m2 standard deviation 0.1 Aperture radius used for m2 5.8 " r (dist/Sun) 2.193 AU d (dist/Earth) 2.590 AU Right ascension 19 54 06.18 h m s Declination -23 27 00.1 ° ' " MPC report COD A77
CON FRANCOIS KUGEL [fkugel@free.fr]
OBS F. Kugel
MEA F. Kugel
TEL 0.4-m f/2.8 reflector + CCD
ACK A77 file updated 2020.11.23 09:32:37
AC2 fkugel@free.fr
NET NOMAD
0017P KC2020 11 22.71800 19 54 06.18 -23 27 00.1 16.2 V A77
0017P KC2020 11 22.72448 19 54 06.97 -23 26 55.6 16.0 V A77
0017P KC2020 11 22.73015 19 54 07.64 -23 26 51.4 16.0 V A77
Instrumental configuration Config2 Instrument type Newton Instrument aperture (0=naked eye) 400 mm Instrument focale length 1120 mm Instrument focale/diameter 2.8 Filter(s) None Camera Atik460ex Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount Meade-MCMT-TDM Exposure details 8x60s Observatory MPC code A77 Reference stars catalog NOMAD
Resulting picture sampling (scale) 0.83 "/pix Observation submission date 2020 Nov 23 09h34m39s Observation modification date 2020 Nov 23 09h40m07s