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73P/Schwassmann-Wachmann

Orbital period : 5.44 years

NASA/JPL elements
IAU/MPC elements


On 2017 Jun 30 09h06 UT by Thierry Noel


(Copyright Thierry Noel)

Nuclear magnitude (m2)17.9
m2 standard deviation0.1
Aperture radius used for m26.4 "
r (dist/Sun) 1.686 AU
d (dist/Earth) 1.872 AU
Right ascension02 23 55.52 h m s
Declination+04 21 43.2 ° ' "
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/5.4 Ritchey-Chretien + CCD
COM Aperture radius for m2 : 6.4"
ACK MPCReport file updated 2017.06.30 22:59:04
AC2 thierrynoel38a@free.fr
NET Gaia DR1
0073P         C2017 06 30.37921 02 23 55.52 +04 21 43.2          17.8 N      W96
0073P         C2017 06 30.38705 02 23 56.31 +04 21 46.5          17.9 N      W96
0073P         C2017 06 30.39488 02 23 56.96 +04 21 49.7          17.9 N      W96
Instrument typeRitchey-Chretien
Instrument aperture (0=naked eye)400 mm
Instrument focale length2160 mm
Instrument focale/diameter5.4
CameraQHY9
SensorCCD
Sensor temperature-20 °C
Binning3x3
MountVMA 200
AutoguideNo
Exposure details21x1mn
Observatory MPC codeW96
LocationSan Pedro de Atacama, Chile
Reference stars catalogGaia DR1
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.59 "/pix
Image processingPrism (-dark, /flat), Astrometrica (add), Iris (grad, levels, crop)
Observation submission date2017 Jun 30 23h11m22s
Observation modification date2017 Jun 30 23h35m10s

(Record n° 17898)

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