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Stellar Occultation by (37572) 1989 UC5 on 2026-10-13 (23:52:11 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] : 297ec2f0-d9b4-11f1-43f3-0e60fffeb4ea [observed]

 Occultation Date + Time   : 2026-10-13 at 23:52:11 UT +/- 0.15 min  [1]
 Object Designation        : (37572) 1989 UC5
 Star Designation          : GDR3 0046213302646476288
 Star Coordinates (ICRF)   : RA = 04 04 04.8265, DE = +16 24 30.916  [2]
 Star Magnitudes           : G = 14.24 mag, RP = 13.52 mag, BP = 14.81 mag
 Object Magnitude          : V = 20.17 mag
 Estimated Magnitude Drop  : 5.9 mag
 Estimated Max. Duration   : 0.8 sec
 Speed of the shadow       : 9.1 km/s
 Object Mean Diameter      : 7.3 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.1983 arcs/min @ PA = 236 deg
 Horizontal Parallax       : 2.3050 arcs
 Dynamical Class           : JTRO
 Elongation to Moon & Sun  : 170° (sunlit = 11%), Sun = 138°
 Cross-track uncertainty   : 1.7 mas = 4 km = 0.64 path-width (1-sig)
 RUWE and duplicate source : 0.99 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL54
 Note                      : FP:true

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


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