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Stellar Occultation by (115226) 2003 SA143 on 2023-06-13 (22:47:51 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] : b08dc190-ddb3-11f0-547e-0b16ffbf3733 [observed] Occultation Date + Time : 2023-06-13 at 22:47:51 UT +/- 0.01 min [1] Object Designation : (115226) 2003 SA143 Star Designation : GDR3 4307864021983528832 Star Coordinates (ICRF) : RA = 19 21 53.4520, DE = +08 14 32.003 [2] Star Magnitudes : G = 13.49 mag, RP = 12.52 mag, BP = 14.46 mag Object Magnitude : V = 20.13 mag Estimated Magnitude Drop : 6.7 mag Estimated Max. Duration : 0.3 sec Speed of the shadow : 11.5 km/s Object Mean Diameter : 3.6 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.3867 arcs/min @ PA = 297 deg Horizontal Parallax : 3.5880 arcs Dynamical Class : MBA Elongation to Moon & Sun : 98° (sunlit = 18%), Sun = 138° Cross-track uncertainty : 1.0 mas = 1 km = 0.49 path-width (1-sig) RUWE and duplicate source : 0.95 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#42 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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