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Stellar Occultation by (196809) 2003 SU223 on 2024-08-29 (21:16:05 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] : 4cfc2f20-ddb5-11f0-547e-469db33f3891 [observed] Occultation Date + Time : 2024-08-29 at 21:16:05 UT +/- 0.06 min [1] Object Designation : (196809) 2003 SU223 Star Designation : GDR3 4504735732123506688 Star Coordinates (ICRF) : RA = 18 39 50.9843, DE = +11 01 55.724 [2] Star Magnitudes : G = 12.22 mag, RP = 11.59 mag, BP = 12.68 mag Object Magnitude : V = 19.5 mag Estimated Magnitude Drop : 7.3 mag Estimated Max. Duration : 0.5 sec Speed of the shadow : 8.2 km/s Object Mean Diameter : 4.0 km (src: astorb) => apparent = 3 mas Apparent Motion : 0.3117 arcs/min @ PA = 177 deg Horizontal Parallax : 4.0510 arcs Dynamical Class : MBA Elongation to Moon & Sun : 140° (sunlit = 16%), Sun = 118° Cross-track uncertainty : 0.9 mas = 1 km = 0.35 path-width (1-sig) RUWE and duplicate source : 4.19 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#37 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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