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Stellar Occultation by (53387) 1999 JF94 on 2025-12-04 (22:11:58 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] : d52ea410-ddb8-11f0-547e-8931f7ffe2a3 [observed]

 Occultation Date + Time   : 2025-12-04 at 22:11:58 UT +/- 0.01 min  [1]
 Object Designation        : (53387) 1999 JF94
 Star Designation          : GDR3 3123647667624026368
 Star Coordinates (ICRF)   : RA = 06 19 50.5140, DE = +01 27 44.503  [2]
 Star Magnitudes           : G = 12.64 mag, RP = 12.32 mag, BP = 12.82 mag
 Object Magnitude          : V = 17.89 mag
 Estimated Magnitude Drop  : 5.3 mag
 Estimated Max. Duration   : 0.7 sec
 Speed of the shadow       : 9.8 km/s
 Object Mean Diameter      : 6.7 km  (src: astorb) => apparent = 5 mas
 Apparent Motion           : 0.4250 arcs/min @ PA = 252 deg
 Horizontal Parallax       : 4.5900 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 35° (sunlit = 100%), Sun = 149°
 Cross-track uncertainty   : 0.4 mas = 0 km = 0.08 path-width (1-sig)
 RUWE and duplicate source : 1.38 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#59
 Note                      : FP:true

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


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