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Stellar Occultation by (299847) 2006 SK228 on 2025-09-20 (22:43:24 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] : 773e2340-ddb7-11f0-547e-690dde5db8dd [observed] Occultation Date + Time : 2025-09-20 at 22:43:24 UT +/- 0.61 min [1] Object Designation : (299847) 2006 SK228 Star Designation : GDR3 4217731796765730560 Star Coordinates (ICRF) : RA = 20 26 10.3106, DE = -06 24 48.107 [2] Star Magnitudes : G = 9.26 mag, RP = 8.61 mag, BP = 9.75 mag Object Magnitude : V = 21.4 mag Estimated Magnitude Drop : 12.1 mag Estimated Max. Duration : 0.3 sec Speed of the shadow : 5.9 km/s Object Mean Diameter : 1.70 km (src: astorb) => apparent = 1 mas Apparent Motion : 0.2217 arcs/min @ PA = 190 deg Horizontal Parallax : 3.9790 arcs Dynamical Class : MBA Elongation to Moon & Sun : 138° (sunlit = 1%), Sun = 128° Cross-track uncertainty : 20.7 mas = 33 km = 19.52 path-width (1-sig) RUWE and duplicate source : 2.19 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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