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Stellar Occultation by (365419) 2010 GW90 on 2023-08-06 (00:20:36 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] : fe0314a6-6dde-4c9b-95bb-5a4143a94a88 [observed]

 Occultation Date + Time   : 2023-08-06 at 00:20:36 UT +/- 0.23 min  [1]
 Object Designation        : (365419) 2010 GW90
 Star Designation          : GDR3 4090168515006836992
 Star Coordinates (ICRF)   : RA = 18 26 31.8649, DE = -22 01 48.499  [2]
 Star Magnitudes           : G = 12.52 mag, RP = 11.51 mag, BP = 13.58 mag
 Object Magnitude          : V = 20.4 mag
 Estimated Magnitude Drop  : 7.9 mag
 Estimated Max. Duration   : 0.4 sec
 Object Mean Diameter      : 2.5 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 7.0 km/s
 Elongation to Moon & Sun  : 96° (sunlit = 76%), Sun = 143°
 Cross-track uncertainty   : 30.3 mas = 46 km = 18.64 path-width (1-sig)
 RUWE and duplicate source : 0.74 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#23

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


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