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Stellar Occultation by (13559) Werth on 2023-08-22 (22:07:41 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] : fb29caf0-ddb3-11f0-547e-713ff36909f0 [observed]

 Occultation Date + Time   : 2023-08-22 at 22:07:41 UT +/- 0.0 min  [1]
 Object Designation        : (13559) Werth
 Star Designation          : GDR3 2445517338544795904
 Star Coordinates (ICRF)   : RA = 23 49 57.7250, DE = -06 31 28.997  [2]
 Star Magnitudes           : G = 12.14 mag, RP = 11.72 mag, BP = 12.39 mag
 Object Magnitude          : V = 17.38 mag
 Estimated Magnitude Drop  : 5.3 mag
 Estimated Max. Duration   : 0.8 sec
 Speed of the shadow       : 9.2 km/s
 Object Mean Diameter      : 7.3 km  (src: astorb) => apparent = 6 mas
 Apparent Motion           : 0.4333 arcs/min @ PA = 269 deg
 Horizontal Parallax       : 4.9940 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 133° (sunlit = 35%), Sun = 154°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.17 path-width (1-sig)
 RUWE and duplicate source : 1.08 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#59
 Note                      : FP:true

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


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