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Stellar Occultation by (250) Bettina on 2026-08-18 (04:20:01 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] : 14597560-d9ae-11f1-43f3-ae04ffe1008c [observed]

 Occultation Date + Time   : 2026-08-18 at 04:20:01 UT +/- 0.0 min  [1]
 Object Designation        : (250) Bettina
 Star Designation          : GDR3 3436166461791140096
 Star Coordinates (ICRF)   : RA = 06 34 18.2632, DE = +32 10 50.905  [2]
 Star Magnitudes           : G = 11.95 mag, RP = 11.48 mag, BP = 12.25 mag
 Object Magnitude          : V = 13.32 mag
 Estimated Magnitude Drop  : 1.6 mag
 Estimated Max. Duration   : 2.1 sec
 Speed of the shadow       : 38.5 km/s
 Object Mean Diameter      : 79.8 km  (src: astorb) => apparent = 33 mas
 Apparent Motion           : 0.9667 arcs/min @ PA = 86 deg
 Horizontal Parallax       : 2.6690 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 116° (sunlit = 32%), Sun = 49°
 Cross-track uncertainty   : 0.4 mas = 0 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 2.02 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL86
 Note                      : FP:true

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


More Data and Informations
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