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Stellar Occultation by (269960) 2000 SK243 on 2025-09-30 (19:41:01 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] : 7d51f710-ddb8-11f0-547e-40907665f54e [observed] Occultation Date + Time : 2025-09-30 at 19:41:01 UT +/- 0.19 min [1] Object Designation : (269960) 2000 SK243 Star Designation : GDR3 0116406155026259456 Star Coordinates (ICRF) : RA = 02 55 12.8357, DE = +27 42 18.662 [2] Star Magnitudes : G = 9.37 mag, RP = 8.57 mag, BP = 10.04 mag Object Magnitude : V = 20.09 mag Estimated Magnitude Drop : 10.7 mag Estimated Max. Duration : 0.3 sec Speed of the shadow : 5.1 km/s Object Mean Diameter : 1.50 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.3150 arcs/min @ PA = 312 deg Horizontal Parallax : 6.5340 arcs Dynamical Class : MBA Elongation to Moon & Sun : 122° (sunlit = 58%), Sun = 137° Cross-track uncertainty : 34.7 mas = 33 km = 22.58 path-width (1-sig) RUWE and duplicate source : 1.24 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#20 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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