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Stellar Occultation by (409135) 2003 UK52 on 2024-08-31 (19:41:38 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] : 31655b50-c354-11ef-5276-92d23bff8633 [observed]

 Occultation Date + Time   : 2024-08-31 at 19:41:38 UT +/- 0.41 min  [1]
 Object Designation        : (409135) 2003 UK52
 Star Designation          : GDR3 4272999916968311552
 Star Coordinates (ICRF)   : RA = 18 32 28.0532, DE = +00 13 42.021  [2]
 Star Magnitudes           : G = 11.9 mag, RP = 11.36 mag, BP = 12.26 mag
 Object Magnitude          : V = 20.25 mag
 Estimated Magnitude Drop  : 8.4 mag
 Estimated Max. Duration   : 0.5 sec
 Object Mean Diameter      : 3 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 5.2 km/s
 Elongation to Moon & Sun  : 136° (sunlit = 5%), Sun = 117°
 Cross-track uncertainty   : 25.3 mas = 39 km = 14.01 path-width (1-sig)
 RUWE and duplicate source : 0.87 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#25

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


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