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Stellar Occultation by (78699) 2002 TN172 on 2024-09-24 (20:24:51 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] : 70cb8310-ddb5-11f0-547e-36b7fbff027f [observed] Occultation Date + Time : 2024-09-24 at 20:24:51 UT +/- 0.02 min [1] Object Designation : (78699) 2002 TN172 Star Designation : GDR3 1753120133137669120 Star Coordinates (ICRF) : RA = 20 18 00.2290, DE = +09 01 13.812 [2] Star Magnitudes : G = 13.26 mag, RP = 12.71 mag, BP = 13.65 mag Object Magnitude : V = 20.01 mag Estimated Magnitude Drop : 6.7 mag Estimated Max. Duration : 0.4 sec Speed of the shadow : 13.0 km/s Object Mean Diameter : 5.2 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.3600 arcs/min @ PA = 187 deg Horizontal Parallax : 2.9470 arcs Dynamical Class : MBA Elongation to Moon & Sun : 132° (sunlit = 49%), Sun = 122° Cross-track uncertainty : 0.3 mas = 0 km = 0.12 path-width (1-sig) RUWE and duplicate source : 0.97 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#47 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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