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Stellar Occultation by (21632) Suwanasri on 2025-11-12 (17:56:21 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] : b4bc84e0-ddb8-11f0-547e-fc60ffffc36b [observed]

 Occultation Date + Time   : 2025-11-12 at 17:56:21 UT +/- 0.01 min  [1]
 Object Designation        : (21632) Suwanasri
 Star Designation          : GDR3 0104466253318249344
 Star Coordinates (ICRF)   : RA = 02 08 17.6008, DE = +24 28 09.949  [2]
 Star Magnitudes           : G = 14.91 mag, RP = 14.31 mag, BP = 15.36 mag
 Object Magnitude          : V = 16.64 mag
 Estimated Magnitude Drop  : 1.9 mag
 Estimated Max. Duration   : 0.6 sec
 Speed of the shadow       : 7.3 km/s
 Object Mean Diameter      : 4.3 km  (src: astorb) => apparent = 6 mas
 Apparent Motion           : 0.5767 arcs/min @ PA = 234 deg
 Horizontal Parallax       : 8.4370 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 108° (sunlit = 45%), Sun = 164°
 Cross-track uncertainty   : 1.8 mas = 1 km = 0.32 path-width (1-sig)
 RUWE and duplicate source : 1.12 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#54
 Note                      : FP:true

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


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