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Stellar Occultation by (90) Antiope on 2025-04-16 (19:31:02 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] : 77d96e50-ddb6-11f0-547e-b72df8bfd2fa [observed]

 Occultation Date + Time   : 2025-04-16 at 19:31:02 UT +/- 0.01 min  [1]
 Object Designation        : (90) Antiope
 Star Designation          : GDR3 0868087936487173120
 Star Coordinates (ICRF)   : RA = 07 34 44.6638, DE = +23 33 50.378  [2]
 Star Magnitudes           : G = 14.94 mag, RP = 14.45 mag, BP = 15.26 mag
 Object Magnitude          : V = 14.91 mag
 Estimated Magnitude Drop  : 0.7 mag
 Estimated Max. Duration   : 7.6 sec
 Speed of the shadow       : 15.9 km/s
 Object Mean Diameter      : 120.1 km  (src: astorb) => apparent = 46 mas
 Apparent Motion           : 0.3617 arcs/min @ PA = 101 deg
 Horizontal Parallax       : 2.4240 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 137° (sunlit = 88%), Sun = 85°
 Cross-track uncertainty   : 0.4 mas = 1 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.06 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#141
 Note                      : FP:true

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


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