171P/Spahr (Record n° 19918)
Orbital period : 6.70 years
NASA/JPL elements
IAU/MPC elements
On 2018 Oct 22 01h16 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 18.2 m2 standard deviation 0.1 Aperture radius used for m2 6.5 " r (dist/Sun) 1.927 AU d (dist/Earth) 1.146 AU Right ascension 04 59 58.77 h m s Declination -07 42 05.9 ° ' " MPC report COD C10
CON J.-F. Soulier [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.30-m f/3.8 Newtonian reflector + CCD
ACK MPCReport file updated 2018.10.22
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0171P KC2018 10 22.05257 04 59 58.77 -07 42 05.9 18.4 N C10
0171P KC2018 10 22.07263 04 59 59.10 -07 42 07.3 18.2 N C10
0171P KC2018 10 22.09956 04 59 59.42 -07 42 10.2 18.1 N C10
Instrument type Newton Instrument aperture (0=naked eye) 300 mm Instrument focale length 1140 mm Instrument focale/diameter 3.8 Filter(s) None Camera ST8-XME Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount F60a Axis Instruments Autoguide Yes Exposure details 22 x 120s Observatory MPC code C10 Location Seine et Marne (77) Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.62 "/pix Observation submission date 2018 Oct 22 08h32m37s Observation modification date 2018 Oct 22 14h30m51s