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Stellar Occultation by (26583) 2000 EF109 on 2025-08-14 (00:11:07 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] : 3d03d3a0-ddb7-11f0-547e-c445dfb7ab61 [observed]

 Occultation Date + Time   : 2025-08-14 at 00:11:07 UT +/- 0.01 min  [1]
 Object Designation        : (26583) 2000 EF109
 Star Designation          : GDR3 2719336626244980992
 Star Coordinates (ICRF)   : RA = 22 43 58.4500, DE = +11 35 49.243  [2]
 Star Magnitudes           : G = 10.02 mag, RP = 9.3 mag, BP = 10.61 mag
 Object Magnitude          : V = 18.48 mag
 Estimated Magnitude Drop  : 8.5 mag
 Estimated Max. Duration   : 0.6 sec
 Speed of the shadow       : 10.4 km/s
 Object Mean Diameter      : 6.6 km  (src: astorb) => apparent = 4 mas
 Apparent Motion           : 0.3817 arcs/min @ PA = 264 deg
 Horizontal Parallax       : 3.8890 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 38° (sunlit = 74%), Sun = 149°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.25 path-width (1-sig)
 RUWE and duplicate source : 1.13 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#55
 Note                      : FP:true

 
 [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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