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Stellar Occultation by (1057) Wanda on 2023-05-30 (22:46:56 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] : a7056b00-ddb3-11f0-547e-6b07757a13da [observed] Occultation Date + Time : 2023-05-30 at 22:46:56 UT +/- 0.0 min [1] Object Designation : (1057) Wanda Star Designation : GDR3 4089934392111689088 Star Coordinates (ICRF) : RA = 18 26 30.5266, DE = -22 28 13.553 [2] Star Magnitudes : G = 13.84 mag, RP = 12.73 mag, BP = 15.07 mag Object Magnitude : V = 15.41 mag Estimated Magnitude Drop : 1.8 mag Estimated Max. Duration : 4.6 sec Speed of the shadow : 8.8 km/s Object Mean Diameter : 40.5 km (src: astorb) => apparent = 28 mas Apparent Motion : 0.3683 arcs/min @ PA = 275 deg Horizontal Parallax : 4.4600 arcs Dynamical Class : MBA Elongation to Moon & Sun : 80° (sunlit = 80%), Sun = 153° Cross-track uncertainty : 0.3 mas = 0 km = 0.01 path-width (1-sig) RUWE and duplicate source : 0.9 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#73 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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