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Stellar Occultation by (698) Ernestina on 2026-02-26 (18:30:39 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] : d96c99a0-de6d-11f0-4858-03c5b7de52c1 [asteroids]

 Occultation Date + Time   : 2026-02-26 at 18:30:39 UT +/- 0.01 min  [1]
 Object Designation        : (698) Ernestina
 Star Designation          : GDR3 3456055012230013440
 Star Coordinates (ICRF)   : RA = 05 47 23.8926, DE = +36 45 46.636  [2]
 Star Magnitudes           : G = 13.3 mag, RP = 12.69 mag, BP = 13.75 mag
 Object Magnitude          : V = 15.71 mag
 Estimated Magnitude Drop  : 2.5 mag
 Estimated Max. Duration   : 3.4 sec
 Speed of the shadow       : 7.9 km/s
 Object Mean Diameter      : 27.0 km  (src: astorb) => apparent = 18 mas
 Apparent Motion           : 0.3133 arcs/min @ PA = 114 deg
 Horizontal Parallax       : 4.2250 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 13° (sunlit = 75%), Sun = 109°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 1.07 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#78
 Note                      : FP:true

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


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