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Stellar Occultation by (200133) 1997 WZ12 on 2023-08-24 (23:23:18 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] : f8a765d0-ddb3-11f0-547e-0e3aaff9f8ff [observed] Occultation Date + Time : 2023-08-24 at 23:23:18 UT +/- 0.11 min [1] Object Designation : (200133) 1997 WZ12 Star Designation : GDR3 1843336775884381312 Star Coordinates (ICRF) : RA = 20 44 25.1199, DE = +24 40 57.392 [2] Star Magnitudes : G = 13.51 mag, RP = 13.04 mag, BP = 13.8 mag Object Magnitude : V = 19.51 mag Estimated Magnitude Drop : 6.0 mag Estimated Max. Duration : 0.3 sec Speed of the shadow : 10.2 km/s Object Mean Diameter : 3.0 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.4733 arcs/min @ PA = 230 deg Horizontal Parallax : 4.9160 arcs Dynamical Class : MBA Elongation to Moon & Sun : 80° (sunlit = 56%), Sun = 138° Cross-track uncertainty : 31.3 mas = 40 km = 13.54 path-width (1-sig) RUWE and duplicate source : 2.61 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#27 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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