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Stellar Occultation by (163537) 2002 TU55 on 2026-10-17 (00:56:24 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] : e7c421c0-d9b3-11f1-43f3-5b55fd37aa33 [observed]

 Occultation Date + Time   : 2026-10-17 at 00:56:24 UT +/- 0.06 min  [1]
 Object Designation        : (163537) 2002 TU55
 Star Designation          : GDR3 3423020803849438080
 Star Coordinates (ICRF)   : RA = 05 57 17.4579, DE = +20 16 02.139  [2]
 Star Magnitudes           : G = 9.8 mag, RP = 9.09 mag, BP = 10.36 mag
 Object Magnitude          : V = 20.27 mag
 Estimated Magnitude Drop  : 10.5 mag
 Estimated Max. Duration   : 0.8 sec
 Speed of the shadow       : 4.5 km/s
 Object Mean Diameter      : 3.5 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.1467 arcs/min @ PA = 110 deg
 Horizontal Parallax       : 3.5080 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 170° (sunlit = 35%), Sun = 114°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.16 path-width (1-sig)
 RUWE and duplicate source : 1.14 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL41
 Note                      : FP:true

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


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