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Stellar Occultation by (71516) 2000 CT56 on 2025-09-06 (21:34:10 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] : 65040000-ddb7-11f0-547e-656cfeef5cf0 [observed]

 Occultation Date + Time   : 2025-09-06 at 21:34:10 UT +/- 0.01 min  [1]
 Object Designation        : (71516) 2000 CT56
 Star Designation          : GDR3 2445869186561096832
 Star Coordinates (ICRF)   : RA = 23 45 43.0798, DE = -05 37 03.167  [2]
 Star Magnitudes           : G = 11.76 mag, RP = 11.02 mag, BP = 12.36 mag
 Object Magnitude          : V = 19.2 mag
 Estimated Magnitude Drop  : 7.4 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 12.3 km/s
 Object Mean Diameter      : 3.9 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.4783 arcs/min @ PA = 241 deg
 Horizontal Parallax       : 4.1480 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 21° (sunlit = 99%), Sun = 169°
 Cross-track uncertainty   : 2.2 mas = 3 km = 0.87 path-width (1-sig)
 RUWE and duplicate source : 6.17 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#41
 Note                      : FP:true

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


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