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Stellar Occultation by (83916) 2001 VS8 on 2025-12-28 (19:14:30 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] : c098d7c0-d996-11f1-43f3-9f67ef9390b1 [observed]

 Occultation Date + Time   : 2025-12-28 at 19:14:30 UT +/- 0.05 min  [1]
 Object Designation        : (83916) 2001 VS8
 Star Designation          : GDR3 3406082002587813120
 Star Coordinates (ICRF)   : RA = 04 47 17.4674, DE = +16 58 53.596  [2]
 Star Magnitudes           : G = 14.39 mag, RP = 13.43 mag, BP = 15.34 mag
 Object Magnitude          : V = 19.32 mag
 Estimated Magnitude Drop  : 5.0 mag
 Estimated Max. Duration   : 0.5 sec
 Speed of the shadow       : 11.6 km/s
 Object Mean Diameter      : 5.6 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.3617 arcs/min @ PA = 257 deg
 Horizontal Parallax       : 3.3000 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 53° (sunlit = 61%), Sun = 155°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.35 path-width (1-sig)
 RUWE and duplicate source : 1.0 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL40
 Note                      : FP:true

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


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