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46P/Wirtanen

Orbital period : 5.44 years

NASA/JPL elements
IAU/MPC elements


On 2018 Sep 11 01h46 UT by Patrick Ditz


(Copyright Patrick Ditz)

Nuclear magnitude (m2)16.3
m2 standard deviation0.1
Aperture radius used for m27.5 "
Coma diameter1.9 '
r (dist/Sun) 1.583 AU
d (dist/Earth) 0.667 AU
Right ascension01 41 16.33 h m s
Declination-20 33 48.9 ° ' "
MPC report
COD K97
CON P. Ditz [patrick.ditz@wanadoo.fr]
OBS P. Ditz
MEA P. Ditz
TEL 0.20-m f/7.45 reflector + CCD
ACK MPCReport 41P 2018/09/11
AC2 patrick.ditz@wanadoo.fr
NET UCAC-4
0046P         C2018 09 11.07351 01 41 16.33 -20 33 48.9          16.3 N      K97
0046P         C2018 09 11.09504 01 41 17.27 -20 34 08.5          16.4 N      K97
0046P         C2018 09 11.11349 01 41 18.16 -20 34 26.0          16.3 N      K97
Instrumental configurationConfig1
InstrumentT200 F/D 7.45
Instrument typeNewton
Instrument aperture (0=naked eye)200 mm
Instrument focale length1490 mm
Instrument focale/diameter7.45
Filter(s)L
CameraATIK 460 EX
SensorCCD
Sensor size12.5x10.0 mm2
Sensor pixels number2749x2199
Sensor temperature-10 °C
Binning2x2
MountVMA300
Exposure total time3480 s
Exposure details29x120s
Air mass2.8
Observatory MPC codeK97
Location67130 Freconrupt
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.26 "/pix
Image processingPRISM
Observation submission date2018 Sep 11 13h57m49s
Observation modification date2018 Sep 11 14h00m18s

(Record n° 19670)

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