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Stellar Occultation by (189755) 2002 AM43 on 2025-12-13 (19:38:16 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] : dacf6030-ddb8-11f0-547e-1fba67efb65b [observed]

 Occultation Date + Time   : 2025-12-13 at 19:38:16 UT +/- 0.07 min  [1]
 Object Designation        : (189755) 2002 AM43
 Star Designation          : GDR3 3355828922424507776
 Star Coordinates (ICRF)   : RA = 06 38 34.7488, DE = +13 50 51.649  [2]
 Star Magnitudes           : G = 13.66 mag, RP = 13.06 mag, BP = 14.1 mag
 Object Magnitude          : V = 19.26 mag
 Estimated Magnitude Drop  : 5.6 mag
 Estimated Max. Duration   : 0.2 sec
 Speed of the shadow       : 9.9 km/s
 Object Mean Diameter      : 2.0 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.6000 arcs/min @ PA = 289 deg
 Horizontal Parallax       : 6.4540 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 94° (sunlit = 31%), Sun = 160°
 Cross-track uncertainty   : 5.0 mas = 4 km = 2.47 path-width (1-sig)
 RUWE and duplicate source : 1.32 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#24
 Note                      : FP:true

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


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