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Stellar Occultation by (72881) 2001 KU7 on 2025-10-05 (00:57:24 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] : 828683e0-ddb8-11f0-547e-3e757feda0f1 [observed] Occultation Date + Time : 2025-10-05 at 00:57:24 UT +/- 0.01 min [1] Object Designation : (72881) 2001 KU7 Star Designation : GDR3 3427852195381198720 Star Coordinates (ICRF) : RA = 05 56 01.6771, DE = +23 59 26.781 [2] Star Magnitudes : G = 11.77 mag, RP = 11.39 mag, BP = 12.0 mag Object Magnitude : V = 20.06 mag Estimated Magnitude Drop : 8.3 mag Estimated Max. Duration : 0.5 sec Speed of the shadow : 9.1 km/s Object Mean Diameter : 4.5 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.2700 arcs/min @ PA = 68 deg Horizontal Parallax : 3.1410 arcs Dynamical Class : MBA Elongation to Moon & Sun : 106° (sunlit = 94%), Sun = 103° Cross-track uncertainty : 0.8 mas = 1 km = 0.36 path-width (1-sig) RUWE and duplicate source : 2.17 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#53 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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