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Stellar Occultation by (121348) 1999 TP33 on 2026-09-28 (21:11:31 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] : 56d48390-d9b2-11f1-43f3-c883effe9669 [observed]

 Occultation Date + Time   : 2026-09-28 at 21:11:31 UT +/- 0.05 min  [1]
 Object Designation        : (121348) 1999 TP33
 Star Designation          : GDR3 4213983973957725056
 Star Coordinates (ICRF)   : RA = 19 31 45.6682, DE = -02 43 45.399  [2]
 Star Magnitudes           : G = 12.18 mag, RP = 11.6 mag, BP = 12.58 mag
 Object Magnitude          : V = 19.23 mag
 Estimated Magnitude Drop  : 7.1 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 13.2 km/s
 Object Mean Diameter      : 3.7 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.5700 arcs/min @ PA = 123 deg
 Horizontal Parallax       : 4.5910 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 97° (sunlit = 94%), Sun = 108°
 Cross-track uncertainty   : 4.0 mas = 5 km = 1.50 path-width (1-sig)
 RUWE and duplicate source : 0.96 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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