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Stellar Occultation by (77371) 2001 FF136 on 2025-11-05 (04:34:10 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] : abb4f710-ddb8-11f0-547e-cffafb9318f4 [observed] Occultation Date + Time : 2025-11-05 at 04:34:10 UT +/- 0.03 min [1] Object Designation : (77371) 2001 FF136 Star Designation : GDR3 3156468467671354624 Star Coordinates (ICRF) : RA = 07 18 31.7151, DE = +09 49 51.021 [2] Star Magnitudes : G = 12.93 mag, RP = 12.18 mag, BP = 13.54 mag Object Magnitude : V = 20.43 mag Estimated Magnitude Drop : 7.5 mag Estimated Max. Duration : 0.7 sec Speed of the shadow : 4.1 km/s Object Mean Diameter : 3.0 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.1417 arcs/min @ PA = 131 deg Horizontal Parallax : 3.7180 arcs Dynamical Class : MBA Elongation to Moon & Sun : 73° (sunlit = 100%), Sun = 113° Cross-track uncertainty : 0.3 mas = 0 km = 0.17 path-width (1-sig) RUWE and duplicate source : 1.03 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#37 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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