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73P-BT/Schwassmann-Wachmann

Orbital period : 5.45 years

NASA/JPL elements
IAU/MPC elements


On 2017 Mar 03 09h13 UT by Thierry Noel


(Copyright Thierry Noel)

Nuclear magnitude (m2)15.1
m2 standard deviation0.1
Aperture radius used for m26.5 "
r (dist/Sun)0.992 AU
d (dist/Earth)1.383 AU
Right ascension19 56 25.79 h m s
Declination-20 58 41.9 ° ' "
MPC report
COD W97
CON Thierry Noel [thierrynoel38a@free.fr]
OBS A. Maury, B. Sandness, T. Noel
MEA T. Noel
TEL 0.38-m f/4.6 Newton + CCD
COM Aperture radius for m2 : 6.5"
ACK MPCReport file updated 2017.03.03 15:05:10
AC2 thierrynoel38a@free.fr
NET Gaia DR1
0073Pbt       C2017 03 03.38436 19 56 25.79 -20 58 41.9          15.0 N      W97
0073Pbt       C2017 03 03.38926 19 56 27.33 -20 58 40.6          15.1 N      W97
0073Pbt       C2017 03 03.39396 19 56 28.85 -20 58 39.5          15.2 N      W97
Instrument typeNewton
Instrument aperture (0=naked eye)380 mm
Instrument focale length1748 mm
Instrument focale/diameter4.6
Filter(s)None
CameraST11000
SensorCCD
Sensor temperature-25 °C
Binning1x1
MountNova
AutoguideNo
Exposure details2x1mn
Observatory MPC codeW97
LocationSan Pedro de Atacama, Chile
Reference stars catalogGaia DR1
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.09 "/pix
Image processingPrism (-dark, /flat), Astrometrica (add), Iris (levels, crop)
Remarks or commentsPartly cloudy sky. With 2094/Magnitka aster.
Observation submission date2017 Mar 03 15h10m37s
Observation modification date2017 May 23 23h23m51s

(Record n° 17265)

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