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Stellar Occultation by (188) Menippe on 2025-09-19 (21:35:45 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] : 709e0310-ddb8-11f0-547e-fbc0ece98cbb [observed]

 Occultation Date + Time   : 2025-09-19 at 21:35:45 UT +/- 0.0 min  [1]
 Object Designation        : (188) Menippe
 Star Designation          : GDR3 4137949789959878784
 Star Coordinates (ICRF)   : RA = 17 22 57.0352, DE = -14 08 53.968  [2]
 Star Magnitudes           : G = 10.85 mag, RP = 10.32 mag, BP = 11.21 mag
 Object Magnitude          : V = 13.96 mag
 Estimated Magnitude Drop  : 3.2 mag
 Estimated Max. Duration   : 1.8 sec
 Speed of the shadow       : 21.7 km/s
 Object Mean Diameter      : 38.6 km  (src: astorb) => apparent = 25 mas
 Apparent Motion           : 0.8250 arcs/min @ PA = 94 deg
 Horizontal Parallax       : 4.0530 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 106° (sunlit = 4%), Sun = 84°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.03 path-width (1-sig)
 RUWE and duplicate source : 0.85 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#104
 Note                      : FP:true

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


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