17P/Holmes (Record n° 13431)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2015 Feb 19 22h35 UT by Gerald Sachot
(Copyright Gerald Sachot)Nuclear magnitude (m2) 17.7 m2 standard deviation 0.3 Aperture radius used for m2 8 " r (dist/Sun) 3.093 AU d (dist/Earth) 2.770 AU Right ascension 04 20 21.05 h m s Declination +39 52 59.7 ° ' " MPC report COD K15
CON Gerald Sachot [g.sachot@free.fr]
OBS G.Sachot
MEA G.Sachot
TEL 0.13-m f/7.0 refractor + CCD
ACK MPCReport file updated 2015.02.20 10:50:19
AC2 g.sachot@free.fr
NET NOMAD
0017P KC2015 02 19.94095 04 20 21.05 +39 52 59.7 17.9 N K15
0017P KC2015 02 19.95150 04 20 21.62 +39 52 56.1 18.1 N K15
0017P KC2015 02 19.96210 04 20 22.20 +39 52 52.0 17.4 N K15
0017P KC2015 02 19.96210 04 20 22.20 +39 52 52.0 17.4 N K15
Instrument type Refractor Instrument aperture (0=naked eye) 130 mm Instrument focale length 910 mm Instrument focale/diameter 7.0 Camera ST7 XME Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount Losmandy G11 Autoguide Yes Exposure total time 2700 s Exposure details 9x5 Observatory MPC code K15 Location Murviel-lès-Montpellier Reference stars catalog NOMAD
Used softwares ASTROMETRICA Resulting picture sampling (scale) 2 "/pix Observation submission date 2015 Feb 20 18h08m52s Observation modification date 2015 Feb 20 18h11m38s