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Stellar Occultation by (189442) 1998 SP93 on 2025-11-13 (20:29:23 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] : b6359050-ddb8-11f0-547e-760a7ee29b30 [observed] Occultation Date + Time : 2025-11-13 at 20:29:23 UT +/- 0.08 min [1] Object Designation : (189442) 1998 SP93 Star Designation : GDR3 0172744752876632192 Star Coordinates (ICRF) : RA = 04 25 01.2697, DE = +33 34 29.969 [2] Star Magnitudes : G = 11.64 mag, RP = 10.85 mag, BP = 12.31 mag Object Magnitude : V = 19.7 mag Estimated Magnitude Drop : 8.1 mag Estimated Max. Duration : 0.3 sec Speed of the shadow : 12.1 km/s Object Mean Diameter : 3.1 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.4883 arcs/min @ PA = 276 deg Horizontal Parallax : 4.2790 arcs Dynamical Class : MBA Elongation to Moon & Sun : 91° (sunlit = 34%), Sun = 158° Cross-track uncertainty : 25.3 mas = 37 km = 12.16 path-width (1-sig) RUWE and duplicate source : 1.11 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#31 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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