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Stellar Occultation by (129) Antigone on 2025-11-18 (18:07:57 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] : c30c4e90-ddb8-11f0-547e-36adfff7a703 [observed]

 Occultation Date + Time   : 2025-11-18 at 18:07:57 UT +/- 0.01 min  [1]
 Object Designation        : (129) Antigone
 Star Designation          : GDR3 6829641180582519936
 Star Coordinates (ICRF)   : RA = 21 21 27.8463, DE = -20 16 43.961  [2]
 Star Magnitudes           : G = 11.92 mag, RP = 11.48 mag, BP = 12.2 mag
 Object Magnitude          : V = 12.21 mag
 Estimated Magnitude Drop  : 0.9 mag
 Estimated Max. Duration   : 5.4 sec
 Speed of the shadow       : 23.2 km/s
 Object Mean Diameter      : 125.0 km  (src: astorb) => apparent = 63 mas
 Apparent Motion           : 0.7000 arcs/min @ PA = 76 deg
 Horizontal Parallax       : 3.2050 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 96° (sunlit = 2%), Sun = 80°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 0.97 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#144
 Note                      : FP:true

 Object is a <Gaia mass determination> target !

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


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