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Stellar Occultation by (2043) Ortutay on 2025-02-20 (17:37:59 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] : 363fcf30-87d5-11ef-78cd-202ac5e67ea6 [asteroids]

 Occultation Date + Time   : 2025-02-20 at 17:37:59 UT +/- 0.0 min  [1]
 Object Designation        : (2043) Ortutay
 Star Designation          : GDR3 0149156109588868608
 Star Coordinates (ICRF)   : RA = 04 19 39.1279, DE = +24 12 48.749  [2]
 Star Magnitudes           : G = 13.05 mag, RP = 12.19 mag, BP = 13.81 mag
 Object Magnitude          : V = 16.38 mag
 Estimated Magnitude Drop  : 3.4 mag
 Estimated Max. Duration   : 3.1 sec
 Object Mean Diameter      : 44.7 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 14.3 km/s
 Elongation to Moon & Sun  : 175° (sunlit = 50%), Sun = 95°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.08 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#61

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


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