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Stellar Occultation by (37023) 2000 UD2 on 2026-10-01 (18:52:29 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] : 8a472340-d9b2-11f1-43f3-98b8ddbe9624 [observed]

 Occultation Date + Time   : 2026-10-01 at 18:52:29 UT +/- 0.06 min  [1]
 Object Designation        : (37023) 2000 UD2
 Star Designation          : GDR3 2681437594306929536
 Star Coordinates (ICRF)   : RA = 21 56 03.3891, DE = +00 40 26.687  [2]
 Star Magnitudes           : G = 13.04 mag, RP = 12.52 mag, BP = 13.4 mag
 Object Magnitude          : V = 19.23 mag
 Estimated Magnitude Drop  : 6.2 mag
 Estimated Max. Duration   : 0.6 sec
 Speed of the shadow       : 8.5 km/s
 Object Mean Diameter      : 4.7 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.3150 arcs/min @ PA = 217 deg
 Horizontal Parallax       : 3.9220 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 102° (sunlit = 70%), Sun = 141°
 Cross-track uncertainty   : 3.7 mas = 6 km = 1.28 path-width (1-sig)
 RUWE and duplicate source : 0.91 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL49
 Note                      : FP:true

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


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