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Stellar Occultation by (31569) Adriansonka on 2025-09-17 (00:13:18 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] : 700f4d10-ddb7-11f0-547e-d977bbbfd3be [observed] Occultation Date + Time : 2025-09-17 at 00:13:18 UT +/- 0.0 min [1] Object Designation : (31569) Adriansonka Star Designation : GDR3 2743788046860432640 Star Coordinates (ICRF) : RA = 23 54 13.8606, DE = +05 31 21.180 [2] Star Magnitudes : G = 13.43 mag, RP = 12.93 mag, BP = 13.75 mag Object Magnitude : V = 16.43 mag Estimated Magnitude Drop : 3.1 mag Estimated Max. Duration : 0.6 sec Speed of the shadow : 8.1 km/s Object Mean Diameter : 4.6 km (src: astorb) => apparent = 6 mas Apparent Motion : 0.6300 arcs/min @ PA = 264 deg Horizontal Parallax : 8.2660 arcs Dynamical Class : MBA Elongation to Moon & Sun : 116° (sunlit = 23%), Sun = 171° Cross-track uncertainty : 1.0 mas = 0 km = 0.17 path-width (1-sig) RUWE and duplicate source : 0.91 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#56 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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