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Stellar Occultation by (182173) 2000 SX239 on 2024-07-29 (21:32:33 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] : 1a233760-ddb5-11f0-547e-2387fcbf9f89 [observed] Occultation Date + Time : 2024-07-29 at 21:32:33 UT +/- 0.14 min [1] Object Designation : (182173) 2000 SX239 Star Designation : GDR3 4254918654481366272 Star Coordinates (ICRF) : RA = 18 53 26.5481, DE = -05 14 42.838 [2] Star Magnitudes : G = 14.49 mag, RP = 13.41 mag, BP = 15.67 mag Object Magnitude : V = 19.71 mag Estimated Magnitude Drop : 5.2 mag Estimated Max. Duration : 0.3 sec Speed of the shadow : 9.6 km/s Object Mean Diameter : 2.8 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.4217 arcs/min @ PA = 249 deg Horizontal Parallax : 4.6590 arcs Dynamical Class : MBA Elongation to Moon & Sun : 132° (sunlit = 31%), Sun = 151° Cross-track uncertainty : 28.7 mas = 39 km = 14.03 path-width (1-sig) RUWE and duplicate source : 1.03 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#34 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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