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Stellar Occultation by (1013) Tombecka on 2025-04-02 (20:18:52 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] : 1aef7ad0-86a6-11ef-78cd-7872bbdebbe7 [asteroids]

 Occultation Date + Time   : 2025-04-02 at 20:18:52 UT +/- 0.0 min  [1]
 Object Designation        : (1013) Tombecka
 Star Designation          : GDR3 3452935556007313152
 Star Coordinates (ICRF)   : RA = 06 13 53.2249, DE = +35 40 47.423  [2]
 Star Magnitudes           : G = 13.46 mag, RP = 12.71 mag, BP = 14.08 mag
 Object Magnitude          : V = 14.66 mag
 Estimated Magnitude Drop  : 1.5 mag
 Estimated Max. Duration   : 1.3 sec
 Object Mean Diameter      : 31.9 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 24.8 km/s
 Elongation to Moon & Sun  : 20° (sunlit = 26%), Sun = 80°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.01 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#57

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


More Data and Informations
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