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Stellar Occultation by (453498) 2009 TJ22 on 2025-09-29 (22:07:39 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] : 7a232550-ddb8-11f0-547e-c30df36f4a61 [observed] Occultation Date + Time : 2025-09-29 at 22:07:39 UT +/- 5.94 min [1] Object Designation : (453498) 2009 TJ22 Star Designation : GDR3 1749684468536497792 Star Coordinates (ICRF) : RA = 20 50 14.8990, DE = +07 32 22.272 [2] Star Magnitudes : G = 14.0 mag, RP = 13.36 mag, BP = 14.49 mag Object Magnitude : V = 20.77 mag Estimated Magnitude Drop : 6.8 mag Estimated Max. Duration : 0.3 sec Speed of the shadow : 7.9 km/s Object Mean Diameter : 2.3 km (src: astorb) => apparent = 1 mas Apparent Motion : 0.2933 arcs/min @ PA = 181 deg Horizontal Parallax : 3.9710 arcs Dynamical Class : MBA Elongation to Moon & Sun : 50° (sunlit = 49%), Sun = 126° Cross-track uncertainty : 27.3 mas = 43 km = 19.06 path-width (1-sig) RUWE and duplicate source : 1.03 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#26 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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