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Stellar Occultation by (493) Griseldis on 2025-04-29 (22:19:03 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] : de3eae00-85d6-11ef-78cd-3a949f47c302 [asteroids]

 Occultation Date + Time   : 2025-04-29 at 22:19:03 UT +/- 0.0 min  [1]
 Object Designation        : (493) Griseldis
 Star Designation          : GDR3 3453454392353079296
 Star Coordinates (ICRF)   : RA = 06 04 35.1382, DE = +35 29 18.830  [2]
 Star Magnitudes           : G = 14.08 mag, RP = 13.51 mag, BP = 14.45 mag
 Object Magnitude          : V = 16.66 mag
 Estimated Magnitude Drop  : 2.7 mag
 Estimated Max. Duration   : 1.3 sec
 Object Mean Diameter      : 46.4 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 37.0 km/s
 Elongation to Moon & Sun  : 22° (sunlit = 7%), Sun = 52°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.04 path-width (1-sig)
 RUWE and duplicate source : 4.42 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#96

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


More Data and Informations
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