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Stellar Occultation by (165131) 2000 KQ57 on 2025-11-12 (03:47:02 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] : b9ef3cf0-ddb8-11f0-547e-60dd9fffe487 [observed]

 Occultation Date + Time   : 2025-11-12 at 03:47:02 UT +/- 0.1 min  [1]
 Object Designation        : (165131) 2000 KQ57
 Star Designation          : GDR3 3343394034327705600
 Star Coordinates (ICRF)   : RA = 05 59 56.8827, DE = +12 33 24.713  [2]
 Star Magnitudes           : G = 12.81 mag, RP = 12.46 mag, BP = 13.03 mag
 Object Magnitude          : V = 21.47 mag
 Estimated Magnitude Drop  : 8.7 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 10.3 km/s
 Object Mean Diameter      : 2.6 km  (src: astorb) => apparent = 1 mas
 Apparent Motion           : 0.2917 arcs/min @ PA = 245 deg
 Horizontal Parallax       : 3.0040 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 51° (sunlit = 51%), Sun = 139°
 Cross-track uncertainty   : 22.7 mas = 48 km = 18.54 path-width (1-sig)
 RUWE and duplicate source : 1.52 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#30
 Note                      : FP:true

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


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