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Stellar Occultation by (86202) 1999 TT1 on 2022-12-08 (19:31:55 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] : 3785de90-ddb3-11f0-547e-07d98d2d1eca [observed] Occultation Date + Time : 2022-12-08 at 19:31:55 UT +/- 0.01 min [1] Object Designation : (86202) 1999 TT1 Star Designation : GDR3 0943752753297261440 Star Coordinates (ICRF) : RA = 06 48 14.2709, DE = +37 18 11.355 [2] Star Magnitudes : G = 12.44 mag, RP = 11.46 mag, BP = 13.41 mag Object Magnitude : V = 19.14 mag Estimated Magnitude Drop : 6.7 mag Estimated Max. Duration : 0.4 sec Speed of the shadow : 13.0 km/s Object Mean Diameter : 5.1 km (src: astorb) => apparent = 3 mas Apparent Motion : 0.4550 arcs/min @ PA = 288 deg Horizontal Parallax : 3.7160 arcs Dynamical Class : MBA Elongation to Moon & Sun : 19° (sunlit = 100%), Sun = 153° Cross-track uncertainty : 0.7 mas = 1 km = 0.24 path-width (1-sig) RUWE and duplicate source : 1.29 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#42 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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