46P/Wirtanen (Record n° 19998)
Orbital period : 5.44 years
NASA/JPL elements
IAU/MPC elements
On 2018 Nov 16 07h56 UT by Thierry Noel
(Copyright Thierry Noel)Coma Total magnitude (m1) 11 Aperture radius used for m1 0.56 ' Nuclear magnitude (m2) 13 m2 standard deviation 0.0 Aperture radius used for m2 6.7 " r (dist/Sun) 1.116 AU d (dist/Earth) 0.194 AU Right ascension 02 07 05.73 h m s Declination -31 10 08.7 ° ' " MPC report COD W96
CON Thierry Noel [thierrynoel38a@free.fr]
OBS A. Maury, J.-B. de Vanssay, T. Noel
MEA T. Noel
TEL 0.4-m f/5 Ritchey-Chretien + CCD
COM Aperture radius for m2 : 6.7"
COM Aperture radius for m1 : 0.56'
ACK MPCReport file updated 2018.11.16 14:06:56
AC2 thierrynoel38a@free.fr
NET UCAC-4
0046P C2018 11 16.33067 02 07 05.73 -31 10 08.7 13.0 N W96
0046P C2018 11 16.33665 02 07 06.05 -31 10 00.5 11.0 T W96
0046P C2018 11 16.34188 02 07 06.28 -31 09 52.4 13.0 N W96
Instrument Marcon RC 400 Instrument type Ritchey-Chretien Instrument aperture (0=naked eye) 400 mm Instrument focale length 2000 mm Instrument focale/diameter 5 Camera APOGEE Sensor CCD Sensor temperature -25 °C Binning 2x2 Mount VMA 200 Autoguide No Observatory MPC code W96 Location San Pedro de Atacama, Chile Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Image processing Prism (-dark, /flat), Astrometrica (add), Iris (levels, ddp, crop) Observation submission date 2018 Nov 16 14h12m17s Observation modification date 2018 Nov 17 12h15m31s