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Stellar Occultation by (414669) 2009 WQ69 on 2024-10-01 (17:54:26 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] : 7bbe6620-ddb5-11f0-547e-ba8ebfefa091 [observed]

 Occultation Date + Time   : 2024-10-01 at 17:54:26 UT +/- 0.07 min  [1]
 Object Designation        : (414669) 2009 WQ69
 Star Designation          : GDR3 2816298536609025280
 Star Coordinates (ICRF)   : RA = 22 58 18.4253, DE = +14 32 13.255  [2]
 Star Magnitudes           : G = 12.83 mag, RP = 16.81 mag, BP = 18.67 mag
 Object Magnitude          : V = 19.46 mag
 Estimated Magnitude Drop  : 6.6 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 8.0 km/s
 Object Mean Diameter      : 2.1 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.4567 arcs/min @ PA = 225 deg
 Horizontal Parallax       : 6.0510 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 159° (sunlit = 1%), Sun = 154°
 Cross-track uncertainty   : 20.7 mas = 21 km = 10.39 path-width (1-sig)
 RUWE and duplicate source : 4.92 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#33
 Note                      : FP:true

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


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