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Stellar Occultation by (21347) 1997 EO11 on 2026-09-30 (03:09:42 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] : 59a24990-d9b2-11f1-43f3-9669df1fbc61 [observed]

 Occultation Date + Time   : 2026-09-30 at 03:09:42 UT +/- 0.02 min  [1]
 Object Designation        : (21347) 1997 EO11
 Star Designation          : GDR3 5180551962881452032
 Star Coordinates (ICRF)   : RA = 02 51 20.9491, DE = -07 39 16.122  [2]
 Star Magnitudes           : G = 11.78 mag, RP = 11.21 mag, BP = 12.18 mag
 Object Magnitude          : V = 17.5 mag
 Estimated Magnitude Drop  : 5.7 mag
 Estimated Max. Duration   : 0.8 sec
 Speed of the shadow       : 6.6 km/s
 Object Mean Diameter      : 5.5 km  (src: astorb) => apparent = 5 mas
 Apparent Motion           : 0.3700 arcs/min @ PA = 214 deg
 Horizontal Parallax       : 5.9860 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 31° (sunlit = 86%), Sun = 142°
 Cross-track uncertainty   : 1.3 mas = 1 km = 0.25 path-width (1-sig)
 RUWE and duplicate source : 0.92 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL52
 Note                      : FP:true

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


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