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Stellar Occultation by (48776) 1997 QT on 2026-09-05 (19:26:24 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] : 7561e490-d9af-11f1-43f3-f6d7767fa2d3 [observed]

 Occultation Date + Time   : 2026-09-05 at 19:26:24 UT +/- 0.15 min  [1]
 Object Designation        : (48776) 1997 QT
 Star Designation          : GDR3 6900485257380762880
 Star Coordinates (ICRF)   : RA = 20 40 04.7795, DE = -11 43 28.692  [2]
 Star Magnitudes           : G = 12.53 mag, RP = 11.9 mag, BP = 13.0 mag
 Object Magnitude          : V = 18.8 mag
 Estimated Magnitude Drop  : 6.3 mag
 Estimated Max. Duration   : 0.6 sec
 Speed of the shadow       : 5.6 km/s
 Object Mean Diameter      : 3.1 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.3033 arcs/min @ PA = 211 deg
 Horizontal Parallax       : 5.8140 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 142° (sunlit = 33%), Sun = 146°
 Cross-track uncertainty   : 4.3 mas = 4 km = 1.52 path-width (1-sig)
 RUWE and duplicate source : 1.02 mas, dup.src = 1  (0:false, 1:true)

 Ephemeris Reference       : JPL39
 Note                      : FP:true

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


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