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Stellar Occultation by (2064) Thomsen on 2023-09-17 (02:20:24 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] : ac8f0bb0-3188-4f2b-8f88-7d7283782351 [observed]

 Occultation Date + Time   : 2023-09-17 at 02:20:24 UT +/- 0.01 min  [1]
 Object Designation        : (2064) Thomsen
 Star Designation          : GDR3 3385749764848958848
 Star Coordinates (ICRF)   : RA = 06 42 00.1604, DE = +27 03 46.165  [2]
 Star Magnitudes           : G = 13.23 mag, RP = 12.8 mag, BP = 13.5 mag
 Object Magnitude          : V = 17.84 mag
 Estimated Magnitude Drop  : 4.6 mag
 Estimated Max. Duration   : 0.7 sec
 Object Mean Diameter      : 13.7 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 20.8 km/s
 Elongation to Moon & Sun  : 97° (sunlit = 4%), Sun = 75°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.09 path-width (1-sig)
 RUWE and duplicate source : 0.93 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#57

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


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