| (4773) Hayakawa | Result | Rotation Period : 0.134980 +/- 0.000010 day Amplitude : 0.097 +/- 0.005 mag, |
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| Observational date: 2006-Dec, 15 18 19 20 22. (5 nights) Zero time of the graph: 2006 Dec, 15.35381 day (UT) Observational site: Hamanowa Astronomical Observatory (fukushima-pref, Japan) Telescope : Pellow telescope (D=400mm fl=1800mm Newtonian F=4.5 CCD camera : SBIG ST-8 Filter system : Idas-R (UBVRI) Dark and Flat : Dark-frame and Flat-field were corrected. Remarks : There were not many number of data by which Hayakawa can be used in data which was acquired because it was situated on the area where there are many numbers of the stars. |
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