17P/Holmes (Record n° 22033)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2020 May 22 08h33 UT by Jean-Francois SoulierNuclear magnitude (m2) 19.1 m2 standard deviation 0.1 Aperture radius used for m2 4.5 " r (dist/Sun) 2.864 AU d (dist/Earth) 2.061 AU Right ascension 19 00 09.96 h m s Declination -46 05 19.7 ° ' " MPC report COD W96
CON J.-F. Soulier [jean-francois.soulier2@wanadoo.fr]
OBS A. Maury, J.-B. de Vanssay, J.-M. Mari, J.-F. Soulier
MEA J.-F. Soulier
TEL 0.4-m f/5 Ritchey-Chretien + CCD
ACK W96 2020.05.22 08:17:45
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0017P KC2020 05 22.35625 19 00 09.96 -46 05 19.7 19.2 R W96
0017P KC2020 05 22.39050 19 00 09.21 -46 05 26.8 19.0 R W96
Instrument type Ritchey-Chretien Instrument aperture (0=naked eye) 400 mm Instrument focale length 2000 mm Instrument focale/diameter 5 Filter(s) None Camera APOGEE ALTA 8300 Sensor CCD Sensor temperature -25 °C Binning 1x1 Mount VMA 200 Autoguide No Exposure details 30 x 180s Observatory MPC code W96 Location San Pedro d Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.12 "/pix Observation submission date 2020 May 22 14h27m25s Observation modification date 2020 May 23 16h59m11s