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Stellar Occultation by (4068) Menestheus on 2025-04-02 (18:50:04 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] : 5c0ede30-ddb6-11f0-547e-c0ecbb77c8d1 [observed]

 Occultation Date + Time   : 2025-04-02 at 18:50:04 UT +/- 0.14 min  [1]
 Object Designation        : (4068) Menestheus
 Star Designation          : GDR3 3096719047310177664
 Star Coordinates (ICRF)   : RA = 08 13 31.5543, DE = +06 22 17.987  [2]
 Star Magnitudes           : G = 12.53 mag, RP = 11.87 mag, BP = 13.04 mag
 Object Magnitude          : V = 16.88 mag
 Estimated Magnitude Drop  : 4.4 mag
 Estimated Max. Duration   : 6.8 sec
 Speed of the shadow       : 9.2 km/s
 Object Mean Diameter      : 62.3 km  (src: astorb) => apparent = 20 mas
 Apparent Motion           : 0.1767 arcs/min @ PA = 28 deg
 Horizontal Parallax       : 2.0440 arcs
 Dynamical Class           : JTRO
 Elongation to Moon & Sun  : 54° (sunlit = 25%), Sun = 110°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 0.99 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#78
 Note                      : FP:true

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


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