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46P/Wirtanen

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 m10.56 '
Nuclear magnitude (m2)12.6
m2 standard deviation0.1
Aperture radius used for m26.7 "
r (dist/Sun) 1.089 AU
d (dist/Earth) 0.158 AU
Right ascension02 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
InstrumentMarcon RC 400
Instrument typeRitchey-Chretien
Instrument aperture (0=naked eye)400 mm
Instrument focale length2000 mm
Instrument focale/diameter5
CameraAPOGEE
SensorCCD
Sensor temperature-25 °C
Binning2x2
MountVMA 200
AutoguideNo
Exposure details40x30s
Observatory MPC codeW96
LocationSan Pedro de Atacama, Chile
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.12 "/pix
Image processingPrism (-dark, /flat), Astrometrica (add), Iris (levels, ddp, crop)
Remarks or commentsFull moon
Observation submission date2018 Nov 23 14h55m47s
Observation modification date2018 Nov 23 16h22m55s

(Record n° 20063)

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