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Stellar Occultation by (37628) 1993 TK17 on 2023-11-19 (17:13:08 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] : 3a5c88c0-ddb4-11f0-547e-94a7fadf4cb1 [observed] Occultation Date + Time : 2023-11-19 at 17:13:08 UT +/- 0.01 min [1] Object Designation : (37628) 1993 TK17 Star Designation : GDR3 0254524507904058624 Star Coordinates (ICRF) : RA = 04 47 53.3522, DE = +45 29 20.936 [2] Star Magnitudes : G = 7.7 mag, RP = 7.45 mag, BP = 7.83 mag Object Magnitude : V = 18.89 mag Estimated Magnitude Drop : 11.2 mag Estimated Max. Duration : 0.4 sec Speed of the shadow : 14.7 km/s Object Mean Diameter : 5.8 km (src: astorb) => apparent = 3 mas Apparent Motion : 0.5150 arcs/min @ PA = 292 deg Horizontal Parallax : 3.7190 arcs Dynamical Class : MBA Elongation to Moon & Sun : 118° (sunlit = 42%), Sun = 150° Cross-track uncertainty : 2.5 mas = 4 km = 0.74 path-width (1-sig) RUWE and duplicate source : 9.02 mas, dup.src = 1 (0:false, 1:true) Ephemeris Reference : JPL#35 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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