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Stellar Occultation by (142549) 2002 TJ53 on 2023-10-04 (20:57:42 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] : 1b2fbad0-ddb4-11f0-547e-2460ff6c4bef [observed] Occultation Date + Time : 2023-10-04 at 20:57:42 UT +/- 0.01 min [1] Object Designation : (142549) 2002 TJ53 Star Designation : GDR3 0145471813626820864 Star Coordinates (ICRF) : RA = 04 24 59.0203, DE = +21 59 12.937 [2] Star Magnitudes : G = 12.7 mag, RP = 11.72 mag, BP = 13.68 mag Object Magnitude : V = 19.73 mag Estimated Magnitude Drop : 7.0 mag Estimated Max. Duration : 0.3 sec Speed of the shadow : 9.3 km/s Object Mean Diameter : 3.1 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.3967 arcs/min @ PA = 338 deg Horizontal Parallax : 4.5130 arcs Dynamical Class : MBA Elongation to Moon & Sun : 14° (sunlit = 67%), Sun = 123° Cross-track uncertainty : 1.0 mas = 1 km = 0.46 path-width (1-sig) RUWE and duplicate source : 1.08 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#34 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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