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Stellar Occultation by (163487) 2002 SM6 on 2025-10-29 (19:04:26 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] : a7b7d8d0-ddb8-11f0-547e-9fea6bfba57f [observed]

 Occultation Date + Time   : 2025-10-29 at 19:04:26 UT +/- 0.01 min  [1]
 Object Designation        : (163487) 2002 SM6
 Star Designation          : GDR3 0090583918289362944
 Star Coordinates (ICRF)   : RA = 01 50 23.0026, DE = +16 17 36.191  [2]
 Star Magnitudes           : G = 10.14 mag, RP = 9.66 mag, BP = 10.46 mag
 Object Magnitude          : V = 19.0 mag
 Estimated Magnitude Drop  : 8.9 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 13.9 km/s
 Object Mean Diameter      : 3.9 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.5533 arcs/min @ PA = 268 deg
 Horizontal Parallax       : 4.2180 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 84° (sunlit = 51%), Sun = 173°
 Cross-track uncertainty   : 3.3 mas = 4 km = 1.28 path-width (1-sig)
 RUWE and duplicate source : 1.16 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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