46P/Wirtanen (Record n° 20063)
Orbital period : 5.44 years
NASA/JPL elements
IAU/MPC elements
On 2018 Nov 23 06h27 UT by Thierry Noel
(Copyright Thierry Noel)Coma Total magnitude (m1) 10.6 Aperture radius used for m1 0.56 ' Nuclear magnitude (m2) 12.6 m2 standard deviation 0.1 Aperture radius used for m2 6.7 " r (dist/Sun) 1.089 AU d (dist/Earth) 0.158 AU Right ascension 02 15 56.31 h m s Declination -27 37 48.2 ° ' " 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 m1 : 0.56'
COM Aperture radius for m2 : 6.7"
ACK MPCReport file updated 2018.11.23 14:51:36
AC2 thierrynoel38a@free.fr
NET UCAC-4
0046P C2018 11 23.26863 02 15 56.31 -27 37 48.2 12.5 N W96
0046P C2018 11 23.27620 02 15 56.99 -27 37 28.1 10.6 T W96
0046P C2018 11 23.28418 02 15 57.74 -27 37 07.0 12.6 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 Exposure details 40x30s Observatory MPC code W96 Location San Pedro de Atacama, Chile Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.12 "/pix Image processing Prism (-dark, /flat), Astrometrica (add), Iris (levels, ddp, crop) Remarks or comments Full moon Observation submission date 2018 Nov 23 14h55m47s Observation modification date 2018 Nov 23 16h22m55s