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Stellar Occultation by (72742) 2001 FY108 on 2025-10-19 (20:14:34 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] : 95e9bdd0-ddb8-11f0-547e-ccfad77f9803 [observed]

 Occultation Date + Time   : 2025-10-19 at 20:14:34 UT +/- 0.01 min  [1]
 Object Designation        : (72742) 2001 FY108
 Star Designation          : GDR3 0117760104812794880
 Star Coordinates (ICRF)   : RA = 03 26 46.1650, DE = +26 48 57.600  [2]
 Star Magnitudes           : G = 14.12 mag, RP = 13.47 mag, BP = 14.61 mag
 Object Magnitude          : V = 18.8 mag
 Estimated Magnitude Drop  : 4.7 mag
 Estimated Max. Duration   : 0.5 sec
 Speed of the shadow       : 9.7 km/s
 Object Mean Diameter      : 5.0 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.3817 arcs/min @ PA = 273 deg
 Horizontal Parallax       : 4.1970 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 132° (sunlit = 3%), Sun = 150°
 Cross-track uncertainty   : 1.3 mas = 1 km = 0.40 path-width (1-sig)
 RUWE and duplicate source : 0.96 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL53
 Note                      : FP:true

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


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