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Stellar Occultation by (94) Aurora on 2026-04-13 (23:20:59 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] : ea217c40-33bb-11f1-6999-64da576e7ada [asteroids]

 Occultation Date + Time   : 2026-04-13 at 23:20:59 UT +/- 0.01 min  [1]
 Object Designation        : (94) Aurora
 Star Designation          : GDR3 3443982993032789376
 Star Coordinates (ICRF)   : RA = 05 51 09.1582, DE = +30 28 19.529  [2]
 Star Magnitudes           : G = 14.04 mag, RP = 13.45 mag, BP = 14.45 mag
 Object Magnitude          : V = 13.5 mag
 Estimated Magnitude Drop  : 0.5 mag
 Estimated Max. Duration   : 6.8 sec
 Speed of the shadow       : 30.0 km/s
 Object Mean Diameter      : 204.9 km  (src: astorb) => apparent = 88 mas
 Apparent Motion           : 0.7750 arcs/min @ PA = 95 deg
 Horizontal Parallax       : 2.7420 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 110° (sunlit = 15%), Sun = 64°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.03 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#139
 Note                      : FP:true

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


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