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Occultation Observation (Status: Published)
Occultation Date : 2021-12-30 Star Designation : HIP 4761 Object Designation : (7641) Cteatus Observation Result : O+ Observer(s) : Stefano Sposetti Start Observation UT1 : 20:14:00 Disappearance UT2 : 20:16:52.91 +/- 0.03 Reappearance UT3 : 20:16:53.28 +/- 0.03 End Observation UT4 : 20:20:00 Duration [sec] : 0.37 Country Code : CH Observation Method : CCD Time Source : GPS++ Instrument/Optics : M420 Record last modified : 2023-01-09 22:50:46 Source / Reference : Euraster Observer Comments : Grazing partial occultation of the star disk (~1.1 mag drop observed) with gradual D & R,times given at 50% drop of the star signal.

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