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Stellar Occultation by (42448) 3393 T-3 on 2023-08-07 (21:23:46 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] : e3de0c30-ddb3-11f0-547e-a76bf5bf8ea0 [observed] Occultation Date + Time : 2023-08-07 at 21:23:46 UT +/- 0.01 min [1] Object Designation : (42448) 3393 T-3 Star Designation : GDR3 4346895482128256256 Star Coordinates (ICRF) : RA = 15 57 42.0776, DE = -09 41 34.806 [2] Star Magnitudes : G = 12.22 mag, RP = 10.79 mag, BP = 12.63 mag Object Magnitude : V = 19.2 mag Estimated Magnitude Drop : 7.0 mag Estimated Max. Duration : 0.6 sec Speed of the shadow : 9.6 km/s Object Mean Diameter : 5.4 km (src: astorb) => apparent = 3 mas Apparent Motion : 0.3300 arcs/min @ PA = 118 deg Horizontal Parallax : 3.6490 arcs Dynamical Class : MBA Elongation to Moon & Sun : 156° (sunlit = 56%), Sun = 104° Cross-track uncertainty : 0.6 mas = 1 km = 0.19 path-width (1-sig) RUWE and duplicate source : 3.01 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#55 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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