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Stellar Occultation by (3420) Standish on 2024-08-14 (20:42:38 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] : 41222060-ddb5-11f0-547e-66d9f4ff2dbd [observed]

 Occultation Date + Time   : 2024-08-14 at 20:42:38 UT +/- 0.0 min  [1]
 Object Designation        : (3420) Standish
 Star Designation          : GDR3 4183593163320016128
 Star Coordinates (ICRF)   : RA = 19 38 39.0257, DE = -13 21 50.193  [2]
 Star Magnitudes           : G = 10.12 mag, RP = 9.35 mag, BP = 10.77 mag
 Object Magnitude          : V = 17.2 mag
 Estimated Magnitude Drop  : 7.1 mag
 Estimated Max. Duration   : 1.1 sec
 Speed of the shadow       : 11.5 km/s
 Object Mean Diameter      : 12.6 km  (src: astorb) => apparent = 7 mas
 Apparent Motion           : 0.4050 arcs/min @ PA = 233 deg
 Horizontal Parallax       : 3.7390 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 38° (sunlit = 72%), Sun = 151°
 Cross-track uncertainty   : 0.1 mas = 0 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.04 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL76
 Note                      : FP:true

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


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