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Stellar Occultation by (9627) 1993 LU1 on 2025-12-08 (01:40:33 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] : d0193800-ddb8-11f0-547e-b1f1bf33fa6d [observed]

 Occultation Date + Time   : 2025-12-08 at 01:40:33 UT +/- 0.0 min  [1]
 Object Designation        : (9627) 1993 LU1
 Star Designation          : GDR3 3156332300027537024
 Star Coordinates (ICRF)   : RA = 07 14 09.5629, DE = +09 54 26.244  [2]
 Star Magnitudes           : G = 12.79 mag, RP = 12.45 mag, BP = 12.98 mag
 Object Magnitude          : V = 18.2 mag
 Estimated Magnitude Drop  : 5.4 mag
 Estimated Max. Duration   : 0.6 sec
 Speed of the shadow       : 10.9 km/s
 Object Mean Diameter      : 6.1 km  (src: astorb) => apparent = 4 mas
 Apparent Motion           : 0.4533 arcs/min @ PA = 251 deg
 Horizontal Parallax       : 4.4260 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 19° (sunlit = 87%), Sun = 145°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.07 path-width (1-sig)
 RUWE and duplicate source : 1.06 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL56
 Note                      : FP:true

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


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