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Stellar Occultation by (399153) 2014 FL4 on 2023-10-15 (01:11:08 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] : 28b64110-ddb4-11f0-547e-443c7b574372 [observed] Occultation Date + Time : 2023-10-15 at 01:11:08 UT +/- 0.09 min [1] Object Designation : (399153) 2014 FL4 Star Designation : GDR3 0872188801324158336 Star Coordinates (ICRF) : RA = 07 40 01.5407, DE = +27 05 56.957 [2] Star Magnitudes : G = 12.15 mag, RP = 11.71 mag, BP = 12.42 mag Object Magnitude : V = 21.27 mag Estimated Magnitude Drop : 9.1 mag Estimated Max. Duration : 0.5 sec Speed of the shadow : 13.8 km/s Object Mean Diameter : 6.6 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.2300 arcs/min @ PA = 80 deg Horizontal Parallax : 1.7690 arcs Dynamical Class : JTRO Elongation to Moon & Sun : 93° (sunlit = 0%), Sun = 89° Cross-track uncertainty : 19.7 mas = 71 km = 10.76 path-width (1-sig) RUWE and duplicate source : 1.97 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#31 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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