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Stellar Occultation by (127788) 2003 FL66 on 2025-09-06 (21:45:58 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] : 6642e8a0-ddb7-11f0-547e-68b482fff883 [observed]

 Occultation Date + Time   : 2025-09-06 at 21:45:58 UT +/- 0.05 min  [1]
 Object Designation        : (127788) 2003 FL66
 Star Designation          : GDR3 2434164026289901696
 Star Coordinates (ICRF)   : RA = 23 37 36.9706, DE = -10 02 53.822  [2]
 Star Magnitudes           : G = 10.92 mag, RP = 10.43 mag, BP = 11.24 mag
 Object Magnitude          : V = 18.38 mag
 Estimated Magnitude Drop  : 7.5 mag
 Estimated Max. Duration   : 0.2 sec
 Speed of the shadow       : 7.4 km/s
 Object Mean Diameter      : 1.80 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.6017 arcs/min @ PA = 247 deg
 Horizontal Parallax       : 8.6750 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 18° (sunlit = 99%), Sun = 171°
 Cross-track uncertainty   : 21.7 mas = 15 km = 8.86 path-width (1-sig)
 RUWE and duplicate source : 0.8 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#33
 Note                      : FP:true

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


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