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Stellar Occultation by (2010) Chebyshev on 2023-09-11 (22:35:29 UT)

CTU: Cross-track uncertainty (zero means: use the nominal prediction value, see event details below). Offsets and CTU all in mas.


Event Details
Occultation UUID [and db] : 07594cb0-ddb4-11f0-547e-ea03d93e9282 [observed] Occultation Date + Time : 2023-09-11 at 22:35:29 UT +/- 0.0 min [1] Object Designation : (2010) Chebyshev Star Designation : GDR3 6838363949923046272 Star Coordinates (ICRF) : RA = 21 49 08.3681, DE = -15 26 29.800 [2] Star Magnitudes : G = 12.84 mag, RP = 12.15 mag, BP = 13.38 mag Object Magnitude : V = 15.7 mag Estimated Magnitude Drop : 2.9 mag Estimated Max. Duration : 1.8 sec Speed of the shadow : 9.0 km/s Object Mean Diameter : 16.6 km (src: astorb) => apparent = 12 mas Apparent Motion : 0.4067 arcs/min @ PA = 257 deg Horizontal Parallax : 4.7970 arcs Dynamical Class : MBA Elongation to Moon & Sun : 170° (sunlit = 9%), Sun = 155° Cross-track uncertainty : 0.7 mas = 0 km = 0.06 path-width (1-sig) RUWE and duplicate source : 1.04 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#65 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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