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Stellar Occultation by (433) Eros on 2023-08-19 (00:19:56 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] : f22a5370-ddb3-11f0-547e-4872ff3da936 [observed] Occultation Date + Time : 2023-08-19 at 00:19:56 UT +/- 0.01 min [1] Object Designation : (433) Eros Star Designation : GDR3 6897063233597760256 Star Coordinates (ICRF) : RA = 21 08 04.9633, DE = -08 23 17.505 [2] Star Magnitudes : G = 13.01 mag, RP = 12.5 mag, BP = 13.36 mag Object Magnitude : V = 11.31 mag Estimated Magnitude Drop : 0.2 mag Estimated Max. Duration : 2.8 sec Speed of the shadow : 10.2 km/s Object Mean Diameter : 28.8 km (src: astorb) => apparent = 53 mas Apparent Motion : 1.1217 arcs/min @ PA = 272 deg Horizontal Parallax : 11.6920 arcs Dynamical Class : NEO Elongation to Moon & Sun : 141° (sunlit = 6%), Sun = 168° Cross-track uncertainty : 6.3 mas = 3 km = 0.12 path-width (1-sig) RUWE and duplicate source : 1.26 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#659 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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