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Stellar Occultation by (72809) 2001 GW5 on 2023-09-24 (17:49:08 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] : 312d9cd0-ddb4-11f0-547e-8090dfd9a760 [observed] Occultation Date + Time : 2023-09-24 at 17:49:08 UT +/- 0.01 min [1] Object Designation : (72809) 2001 GW5 Star Designation : GDR3 4240341977786408704 Star Coordinates (ICRF) : RA = 19 56 52.9499, DE = +01 14 55.204 [2] Star Magnitudes : G = 11.98 mag, RP = 11.55 mag, BP = 12.25 mag Object Magnitude : V = 18.37 mag Estimated Magnitude Drop : 6.4 mag Estimated Max. Duration : 0.4 sec Speed of the shadow : 14.5 km/s Object Mean Diameter : 5.4 km (src: astorb) => apparent = 4 mas Apparent Motion : 0.6450 arcs/min @ PA = 161 deg Horizontal Parallax : 4.7220 arcs Dynamical Class : MBA Elongation to Moon & Sun : 27° (sunlit = 71%), Sun = 118° Cross-track uncertainty : 0.6 mas = 0 km = 0.15 path-width (1-sig) RUWE and duplicate source : 5.27 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#54 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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