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Stellar Occultation by (202) Chryseis on 2024-08-25 (05:36:59 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] : 6897e710-ddb5-11f0-547e-67557fbf0a7c [observed] Occultation Date + Time : 2024-08-25 at 05:36:59 UT +/- 0.01 min [1] Object Designation : (202) Chryseis Star Designation : GDR3 6839861244242065792 Star Coordinates (ICRF) : RA = 21 49 53.1240, DE = -15 27 59.871 [2] Star Magnitudes : G = 11.86 mag, RP = 11.4 mag, BP = 12.14 mag Object Magnitude : V = 12.47 mag Estimated Magnitude Drop : 1.1 mag Estimated Max. Duration : 6.1 sec Speed of the shadow : 14.2 km/s Object Mean Diameter : 86.2 km (src: astorb) => apparent = 50 mas Apparent Motion : 0.4933 arcs/min @ PA = 242 deg Horizontal Parallax : 3.6960 arcs Dynamical Class : MBA Elongation to Moon & Sun : 83° (sunlit = 63%), Sun = 172° Cross-track uncertainty : 1.0 mas = 1 km = 0.02 path-width (1-sig) RUWE and duplicate source : 0.9 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#118 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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