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Stellar Occultation by (160658) 1999 XT153 on 2024-07-12 (23:05:43 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] : fd7d6270-ddb4-11f0-547e-41c0fd8e3e94 [observed] Occultation Date + Time : 2024-07-12 at 23:05:43 UT +/- 0.01 min [1] Object Designation : (160658) 1999 XT153 Star Designation : GDR3 4079726212555701120 Star Coordinates (ICRF) : RA = 18 44 49.0597, DE = -21 36 23.103 [2] Star Magnitudes : G = 13.5 mag, RP = 12.62 mag, BP = 14.3 mag Object Magnitude : V = 18.81 mag Estimated Magnitude Drop : 5.3 mag Estimated Max. Duration : 0.3 sec Speed of the shadow : 13.3 km/s Object Mean Diameter : 3.9 km (src: astorb) => apparent = 3 mas Apparent Motion : 0.5733 arcs/min @ PA = 279 deg Horizontal Parallax : 4.5980 arcs Dynamical Class : MBA Elongation to Moon & Sun : 90° (sunlit = 41%), Sun = 169° Cross-track uncertainty : 1.7 mas = 2 km = 0.60 path-width (1-sig) RUWE and duplicate source : 1.26 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#41 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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