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Stellar Occultation by (91766) 1999 TK194 on 2026-11-01 (23:55:47 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] : 3665df70-d9b5-11f1-43f3-02644fdcba16 [observed]

 Occultation Date + Time   : 2026-11-01 at 23:55:47 UT +/- 0.03 min  [1]
 Object Designation        : (91766) 1999 TK194
 Star Designation          : GDR3 0173191498194788480
 Star Coordinates (ICRF)   : RA = 04 26 15.3493, DE = +34 12 54.495  [2]
 Star Magnitudes           : G = 12.56 mag, RP = 11.9 mag, BP = 13.01 mag
 Object Magnitude          : V = 19.4 mag
 Estimated Magnitude Drop  : 6.8 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 8.8 km/s
 Object Mean Diameter      : 3.8 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.3483 arcs/min @ PA = 275 deg
 Horizontal Parallax       : 4.2370 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 62° (sunlit = 49%), Sun = 147°
 Cross-track uncertainty   : 1.3 mas = 1 km = 0.51 path-width (1-sig)
 RUWE and duplicate source : 1.04 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL45
 Note                      : FP:true

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


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