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46P/Wirtanen

Orbital period : 5.44 years

NASA/JPL elements
IAU/MPC elements


On 2018 Dec 27 18h11 UT by Joel Nicolas


(Copyright Joel Nicolas)

Coma Total magnitude (m1)8.1
Aperture radius used for m14.1 '
Nuclear magnitude (m2)11.8
m2 standard deviation0.0
Aperture radius used for m28.4 "
Coma diameter8.2 '
Afrho93 cm
Afrho error3 cm
r (dist/Sun) 1.072 AU
d (dist/Earth) 0.100 AU
Right ascension06 12 24.51 h m s
Declination+53 01 32.8 ° ' "
MPC report
COD A77
CON J. NICOLAS [nicolas.joel@wanadoo.fr]
OBS J. Nicolas
MEA J. Nicolas
TEL 0.41-m f/3.3 reflector + CCD
ACK A77 NEOCP 2018.12.28 09:09:15
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0046P         C2018 12 27.75784 06 12 24.51 +53 01 32.8          11.8 N      A77
0046P         C2018 12 27.76034 06 12 26.40 +53 01 46.5          11.8 N      A77
0046P         C2018 12 27.76184 06 12 27.57 +53 01 54.8          11.8 N      A77
0046P         C2018 12 27.76334 06 12 28.69 +53 02 02.5          11.8 N      A77
0046P         C2018 12 27.76485 06 12 29.82 +53 02 10.5          11.8 N      A77
Instrumental configurationConfig1
Instrument typeNewton
Instrument aperture (0=naked eye)410 mm
Instrument focale length1353 mm
Instrument focale/diameter3.3
Filter(s)R Bessel
CameraST8XME
SensorCCD
Sensor temperature-20 °C
Binning1x1
Exposure details20*15s
Air mass1.53
Observatory MPC codeA77
Location04 Dauban
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Observation submission date2018 Dec 28 09h12m21s
Observation modification date2018 Dec 28 10h44m47s

(Record n° 20267)

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