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Stellar Occultation by (182173) 2000 SX239 on 2024-07-29 (21:17:23 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] : 1a233760-ddb5-11f0-547e-21d4f5f4b69d [observed]

 Occultation Date + Time   : 2024-07-29 at 21:17:23 UT +/- 0.14 min  [1]
 Object Designation        : (182173) 2000 SX239
 Star Designation          : GDR3 4254918654481364352
 Star Coordinates (ICRF)   : RA = 18 53 26.9921, DE = -05 14 42.265  [2]
 Star Magnitudes           : G = 13.87 mag, RP = 12.63 mag, BP = 15.58 mag
 Object Magnitude          : V = 19.71 mag
 Estimated Magnitude Drop  : 5.9 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 9.6 km/s
 Object Mean Diameter      : 2.8 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.4217 arcs/min @ PA = 249 deg
 Horizontal Parallax       : 4.6600 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 131° (sunlit = 31%), Sun = 151°
 Cross-track uncertainty   : 28.7 mas = 39 km = 14.03 path-width (1-sig)
 RUWE and duplicate source : 0.93 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#34
 Note                      : FP:true

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


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