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Stellar Occultation by (4224) Susa on 2025-09-19 (04:06:08 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] : 73029c70-ddb7-11f0-547e-54e46e7cda2c [observed]

 Occultation Date + Time   : 2025-09-19 at 04:06:08 UT +/- 0.0 min  [1]
 Object Designation        : (4224) Susa
 Star Designation          : GDR3 3162042403210261120
 Star Coordinates (ICRF)   : RA = 07 27 35.4481, DE = +11 25 03.914  [2]
 Star Magnitudes           : G = 14.66 mag, RP = 14.3 mag, BP = 14.88 mag
 Object Magnitude          : V = 16.95 mag
 Estimated Magnitude Drop  : 2.4 mag
 Estimated Max. Duration   : 1.2 sec
 Speed of the shadow       : 29.6 km/s
 Object Mean Diameter      : 34.5 km  (src: astorb) => apparent = 16 mas
 Apparent Motion           : 0.8433 arcs/min @ PA = 109 deg
 Horizontal Parallax       : 3.0300 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 36° (sunlit = 7%), Sun = 65°
 Cross-track uncertainty   : 0.4 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#76
 Note                      : FP:true

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


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