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Stellar Occultation by (28297) 1999 CR63 on 2026-09-04 (22:41:28 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] : 8e506bf0-d9b1-11f1-43f3-7f87c3fe3234 [observed]

 Occultation Date + Time   : 2026-09-04 at 22:41:28 UT +/- 0.01 min  [1]
 Object Designation        : (28297) 1999 CR63
 Star Designation          : GDR3 2674716142287264000
 Star Coordinates (ICRF)   : RA = 21 47 57.7645, DE = -01 44 57.434  [2]
 Star Magnitudes           : G = 12.71 mag, RP = 12.09 mag, BP = 13.17 mag
 Object Magnitude          : V = 18.73 mag
 Estimated Magnitude Drop  : 6.0 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 12.7 km/s
 Object Mean Diameter      : 5.2 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.4817 arcs/min @ PA = 241 deg
 Horizontal Parallax       : 4.0160 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 110° (sunlit = 43%), Sun = 162°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.31 path-width (1-sig)
 RUWE and duplicate source : 0.92 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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