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Stellar Occultation by (29617) 1998 SK108 on 2023-07-15 (23:10:00 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] : cffe9d60-ddb3-11f0-547e-d0d8f8ffce1f [observed] Occultation Date + Time : 2023-07-15 at 23:10:00 UT +/- 0.01 min [1] Object Designation : (29617) 1998 SK108 Star Designation : GDR3 2668914225586111872 Star Coordinates (ICRF) : RA = 21 56 21.5526, DE = -05 13 08.947 [2] Star Magnitudes : G = 11.88 mag, RP = 11.36 mag, BP = 12.22 mag Object Magnitude : V = 18.9 mag Estimated Magnitude Drop : 7.0 mag Estimated Max. Duration : 0.5 sec Speed of the shadow : 4.8 km/s Object Mean Diameter : 2.5 km (src: astorb) => apparent = 3 mas Apparent Motion : 0.3017 arcs/min @ PA = 269 deg Horizontal Parallax : 6.6920 arcs Dynamical Class : MBA Elongation to Moon & Sun : 123° (sunlit = 3%), Sun = 143° Cross-track uncertainty : 1.4 mas = 1 km = 0.53 path-width (1-sig) RUWE and duplicate source : 2.74 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#48 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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