17P/Holmes (Record n° 22586)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2020 Nov 06 17h35 UT by Joel Nicolas
(Copyright Joel Nicolas)Nuclear magnitude (m2) 16.6 m2 standard deviation 0.4 Aperture radius used for m2 4.2 " r (dist/Sun) 2.234 AU d (dist/Earth) 2.467 AU Right ascension 19 24 22.11 h m s Declination -26 23 44.6 ° ' " MPC report COD A77
CON J. NICOLAS [nicolas.joel@wanadoo.fr]
OBS J. Nicolas
MEA J. Nicolas
TEL 0.41-m f/3.3 reflector + CCD
ACK MPCReport file updated 2020.11.07 11:27:21
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0017P KC2020 11 06.73288 19 24 22.11 -26 23 44.6 16.9 N A77
0017P KC2020 11 06.74335 19 24 23.23 -26 23 38.5 16.2 N A77
Instrumental configuration Config1 Instrument type Newton Instrument aperture (0=naked eye) 410 mm Instrument focale length 1353 mm Instrument focale/diameter 3.3 Filter(s) None Camera ST8XME Sensor CCD Sensor temperature -20 °C Binning 1x1 Exposure details 22*65s Air mass 3.66 Observatory MPC code A77 Location 04 Dauban Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.4 "/pix Observation submission date 2020 Nov 07 11h30m45s Observation modification date 2020 Nov 07 11h41m39s