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Stellar Occultation by (450) Brigitta on 2025-11-18 (19:23:25 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] : c32fb510-ddb8-11f0-547e-49a0a7ef8309 [observed]

 Occultation Date + Time   : 2025-11-18 at 19:23:25 UT +/- 0.01 min  [1]
 Object Designation        : (450) Brigitta
 Star Designation          : GDR3 0170197394892741376
 Star Coordinates (ICRF)   : RA = 04 06 53.6112, DE = +32 44 24.002  [2]
 Star Magnitudes           : G = 10.66 mag, RP = 9.9 mag, BP = 11.28 mag
 Object Magnitude          : V = 14.43 mag
 Estimated Magnitude Drop  : 3.8 mag
 Estimated Max. Duration   : 2.8 sec
 Speed of the shadow       : 12.0 km/s
 Object Mean Diameter      : 33.3 km  (src: astorb) => apparent = 25 mas
 Apparent Motion           : 0.5383 arcs/min @ PA = 272 deg
 Horizontal Parallax       : 4.7770 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 154° (sunlit = 2%), Sun = 165°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.04 path-width (1-sig)
 RUWE and duplicate source : 1.07 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#80
 Note                      : FP:true

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


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