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Stellar Occultation by (13870) 2158 P-L on 2025-09-21 (23:25:21 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] : 6e207ff0-ddb8-11f0-547e-e7d7fdc725ce [observed] Occultation Date + Time : 2025-09-21 at 23:25:21 UT +/- 0.01 min [1] Object Designation : (13870) 2158 P-L Star Designation : GDR3 0077027081653387648 Star Coordinates (ICRF) : RA = 02 05 13.9936, DE = +13 50 14.065 [2] Star Magnitudes : G = 13.25 mag, RP = 12.75 mag, BP = 13.6 mag Object Magnitude : V = 18.43 mag Estimated Magnitude Drop : 5.2 mag Estimated Max. Duration : 0.7 sec Speed of the shadow : 5.2 km/s Object Mean Diameter : 3.4 km (src: astorb) => apparent = 3 mas Apparent Motion : 0.3033 arcs/min @ PA = 229 deg Horizontal Parallax : 6.2080 arcs Dynamical Class : MBA Elongation to Moon & Sun : 147° (sunlit = 0%), Sun = 145° Cross-track uncertainty : 0.7 mas = 0 km = 0.21 path-width (1-sig) RUWE and duplicate source : 1.04 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#54 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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