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Stellar Occultation by (153381) 2001 QU24 on 2025-12-30 (21:12:15 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] : 587d45d0-d997-11f1-43f3-9e13faef9d12 [observed]

 Occultation Date + Time   : 2025-12-30 at 21:12:15 UT +/- 0.03 min  [1]
 Object Designation        : (153381) 2001 QU24
 Star Designation          : GDR3 3425318405194115328
 Star Coordinates (ICRF)   : RA = 06 10 20.2044, DE = +23 19 55.943  [2]
 Star Magnitudes           : G = 11.49 mag, RP = 10.32 mag, BP = 12.96 mag
 Object Magnitude          : V = 17.7 mag
 Estimated Magnitude Drop  : 6.2 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 7.7 km/s
 Object Mean Diameter      : 2.5 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.6000 arcs/min @ PA = 283 deg
 Horizontal Parallax       : 8.3010 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 42° (sunlit = 83%), Sun = 173°
 Cross-track uncertainty   : 1.7 mas = 1 km = 0.52 path-width (1-sig)
 RUWE and duplicate source : 0.96 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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