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Stellar Occultation by (5290) Langevin on 2026-05-25 (02:18:14 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] : 1662eea0-3426-11f1-6999-24cc3fd59bda [asteroids]

 Occultation Date + Time   : 2026-05-25 at 02:18:14 UT +/- 0.01 min  [1]
 Object Designation        : (5290) Langevin
 Star Designation          : GDR3 4218660948516892416
 Star Coordinates (ICRF)   : RA = 20 32 31.4415, DE = -04 12 57.754  [2]
 Star Magnitudes           : G = 11.04 mag, RP = 10.47 mag, BP = 11.43 mag
 Object Magnitude          : V = 17.24 mag
 Estimated Magnitude Drop  : 6.2 mag
 Estimated Max. Duration   : 1.4 sec
 Speed of the shadow       : 7.4 km/s
 Object Mean Diameter      : 10.7 km  (src: astorb) => apparent = 7 mas
 Apparent Motion           : 0.2967 arcs/min @ PA = 39 deg
 Horizontal Parallax       : 4.2490 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 135° (sunlit = 67%), Sun = 114°
 Cross-track uncertainty   : 0.4 mas = 0 km = 0.06 path-width (1-sig)
 RUWE and duplicate source : 1.18 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#74
 Note                      : FP:true

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


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