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Stellar Occultation by (196) Philomela on 2026-04-17 (19:01:44 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] : 583cdd70-33bf-11f1-6999-ef0bfa7e6621 [asteroids]

 Occultation Date + Time   : 2026-04-17 at 19:01:44 UT +/- 0.0 min  [1]
 Object Designation        : (196) Philomela
 Star Designation          : GDR3 3441199781209460480
 Star Coordinates (ICRF)   : RA = 05 37 39.9501, DE = +26 23 19.775  [2]
 Star Magnitudes           : G = 13.08 mag, RP = 12.14 mag, BP = 13.98 mag
 Object Magnitude          : V = 12.84 mag
 Estimated Magnitude Drop  : 0.6 mag
 Estimated Max. Duration   : 4.3 sec
 Speed of the shadow       : 31.4 km/s
 Object Mean Diameter      : 136.3 km  (src: astorb) => apparent = 53 mas
 Apparent Motion           : 0.7267 arcs/min @ PA = 86 deg
 Horizontal Parallax       : 2.4570 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 53° (sunlit = 0%), Sun = 57°
 Cross-track uncertainty   : 1.0 mas = 2 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 1.11 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#149
 Note                      : FP:true

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


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