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Stellar Occultation by (159710) 2002 TQ285 on 2024-07-22 (22:09:46 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] : 0d04e8d0-ddb5-11f0-547e-85609dfd36b6 [observed]

 Occultation Date + Time   : 2024-07-22 at 22:09:46 UT +/- 0.01 min  [1]
 Object Designation        : (159710) 2002 TQ285
 Star Designation          : GDR3 4148050002546023168
 Star Coordinates (ICRF)   : RA = 17 49 05.5097, DE = -15 42 00.627  [2]
 Star Magnitudes           : G = 13.84 mag, RP = 13.13 mag, BP = 14.32 mag
 Object Magnitude          : V = 18.51 mag
 Estimated Magnitude Drop  : 4.7 mag
 Estimated Max. Duration   : 0.7 sec
 Speed of the shadow       : 7.5 km/s
 Object Mean Diameter      : 5.1 km  (src: astorb) => apparent = 4 mas
 Apparent Motion           : 0.3217 arcs/min @ PA = 282 deg
 Horizontal Parallax       : 4.5820 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 54° (sunlit = 97%), Sun = 146°
 Cross-track uncertainty   : 1.5 mas = 2 km = 0.41 path-width (1-sig)
 RUWE and duplicate source : 6.89 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#50
 Note                      : FP:true

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


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