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Stellar Occultation by (60103) 1999 TP187 on 2025-08-20 (00:32:19 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] : a606cd70-ddb8-11f0-547e-0c46fa630b22 [observed]

 Occultation Date + Time   : 2025-08-20 at 00:32:19 UT +/- 0.01 min  [1]
 Object Designation        : (60103) 1999 TP187
 Star Designation          : GDR3 2612211204055105920
 Star Coordinates (ICRF)   : RA = 22 06 43.7480, DE = -13 40 42.539  [2]
 Star Magnitudes           : G = 12.05 mag, RP = 11.54 mag, BP = 12.39 mag
 Object Magnitude          : V = 18.29 mag
 Estimated Magnitude Drop  : 6.2 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 13.3 km/s
 Object Mean Diameter      : 4.7 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.5567 arcs/min @ PA = 269 deg
 Horizontal Parallax       : 4.4540 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 138° (sunlit = 12%), Sun = 178°
 Cross-track uncertainty   : 3.0 mas = 4 km = 0.91 path-width (1-sig)
 RUWE and duplicate source : 8.58 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#51
 Note                      : FP:true

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


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