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Stellar Occultation by (154155) 2002 GS11 on 2024-08-23 (22:18:54 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] : 46f58540-ddb5-11f0-547e-3637bcdd8dcf [observed] Occultation Date + Time : 2024-08-23 at 22:18:54 UT +/- 0.03 min [1] Object Designation : (154155) 2002 GS11 Star Designation : GDR3 4107257743196377216 Star Coordinates (ICRF) : RA = 18 45 39.2325, DE = -09 58 26.995 [2] Star Magnitudes : G = 11.99 mag, RP = 10.85 mag, BP = 13.38 mag Object Magnitude : V = 18.1 mag Estimated Magnitude Drop : 6.1 mag Estimated Max. Duration : 0.5 sec Speed of the shadow : 8.1 km/s Object Mean Diameter : 4.0 km (src: astorb) => apparent = 4 mas Apparent Motion : 0.4817 arcs/min @ PA = 157 deg Horizontal Parallax : 6.2980 arcs Dynamical Class : MBA Elongation to Moon & Sun : 106° (sunlit = 77%), Sun = 129° Cross-track uncertainty : 0.7 mas = 0 km = 0.18 path-width (1-sig) RUWE and duplicate source : 0.88 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#45 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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