46P/Wirtanen (Record n° 20276)
Orbital period : 5.44 years
NASA/JPL elements
IAU/MPC elements
On 2018 Dec 30 20h21 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 9.8 Aperture radius used for m1 0.8 ' Nuclear magnitude (m2) 11.5 m2 standard deviation 0.0 Aperture radius used for m2 10.8 " Afrho 49 cm Afrho error 2 cm Afrho URL for more info http://cara.uai.it/ r (dist/Sun) 1.080 AU d (dist/Earth) 0.113 AU Right ascension 06 50 41.56 h m s Declination +56 27 35.1 ° ' " MPC report COD A77
CON FRANCOIS KUGEL [fkugel@free.fr]
OBS C. Rinner, F. Kugel
MEA F. Kugel
TEL 0.28-m f/2.2 Schmidt-Cassegrain + CCD
ACK A77 2018.12.31 06:50:39
AC2 fkugel@free.fr
NET UCAC-4
0046P C2018 12 30.84781 06 50 41.56 +56 27 35.1 11.5 R A77
0046P C2018 12 30.85139 06 50 44.26 +56 27 46.1 11.5 R A77
0046P C2018 12 30.86024 06 50 50.01 +56 28 17.4 9.8 T A77
Instrumental configuration Config7 Instrument type Schmidt-Cassegrain Instrument aperture (0=naked eye) 280 mm Instrument focale length 616 mm Instrument focale/diameter 2.2 Filter(s) None Camera asi294MCpro Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount 10MICRON Exposure details 15x10s Observatory MPC code A77 Reference stars catalog UCAC-4
Image resize factor 0.25 Resulting picture sampling (scale) 1.54 "/pix Remarks or comments afrho R channel 10000km Observation submission date 2018 Dec 31 06h58m53s Observation modification date 2018 Dec 31 07h52m02s