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Stellar Occultation by (238803) 2005 LB53 on 2025-11-16 (22:07:11 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] : b8aaaf00-ddb8-11f0-547e-a3aaff727b95 [observed]

 Occultation Date + Time   : 2025-11-16 at 22:07:11 UT +/- 0.03 min  [1]
 Object Designation        : (238803) 2005 LB53
 Star Designation          : GDR3 3376113060828517120
 Star Coordinates (ICRF)   : RA = 06 26 28.2720, DE = +21 33 40.610  [2]
 Star Magnitudes           : G = 13.86 mag, RP = 13.37 mag, BP = 14.18 mag
 Object Magnitude          : V = 20.0 mag
 Estimated Magnitude Drop  : 6.1 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 9.5 km/s
 Object Mean Diameter      : 3.3 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.3517 arcs/min @ PA = 316 deg
 Horizontal Parallax       : 3.9240 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 102° (sunlit = 10%), Sun = 139°
 Cross-track uncertainty   : 2.3 mas = 3 km = 1.13 path-width (1-sig)
 RUWE and duplicate source : 1.06 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#34
 Note                      : FP:true

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


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