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Stellar Occultation by (18996) Torasan on 2025-02-21 (18:18:28 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] : ef8331f0-8b4d-11ef-78cd-885d6f755320 [asteroids]

 Occultation Date + Time   : 2025-02-21 at 18:18:28 UT +/- 0.01 min  [1]
 Object Designation        : (18996) Torasan
 Star Designation          : GDR3 3320245943009619584
 Star Coordinates (ICRF)   : RA = 05 54 43.0019, DE = +05 28 46.596  [2]
 Star Magnitudes           : G = 11.93 mag, RP = 10.97 mag, BP = 12.86 mag
 Object Magnitude          : V = 17.25 mag
 Estimated Magnitude Drop  : 5.3 mag
 Estimated Max. Duration   : 4.3 sec
 Object Mean Diameter      : 14.6 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 3.4 km/s
 Elongation to Moon & Sun  : 153° (sunlit = 40%), Sun = 114°
 Cross-track uncertainty   : 0.4 mas = 0 km = 0.05 path-width (1-sig)
 RUWE and duplicate source : 1.39 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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