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Stellar Occultation by (92273) 2000 CQ81 on 2025-11-04 (17:39:39 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] : b9088670-ddb8-11f0-547e-67cb2ffdf083 [observed]

 Occultation Date + Time   : 2025-11-04 at 17:39:39 UT +/- 0.01 min  [1]
 Object Designation        : (92273) 2000 CQ81
 Star Designation          : GDR3 6892289257189159936
 Star Coordinates (ICRF)   : RA = 21 20 10.9471, DE = -11 25 42.581  [2]
 Star Magnitudes           : G = 11.41 mag, RP = 10.96 mag, BP = 11.7 mag
 Object Magnitude          : V = 19.2 mag
 Estimated Magnitude Drop  : 7.8 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 13.5 km/s
 Object Mean Diameter      : 4.9 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.4817 arcs/min @ PA = 62 deg
 Horizontal Parallax       : 3.7850 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 72° (sunlit = 99%), Sun = 96°
 Cross-track uncertainty   : 2.3 mas = 3 km = 0.79 path-width (1-sig)
 RUWE and duplicate source : 0.98 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#45
 Note                      : FP:true

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


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