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Stellar Occultation by (4792) Lykaon on 2026-02-25 (21:11:51 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] : 81ffe0f0-de77-11f0-4858-bed8fef60b4e [asteroids]

 Occultation Date + Time   : 2026-02-25 at 21:11:51 UT +/- 0.02 min  [1]
 Object Designation        : (4792) Lykaon
 Star Designation          : GDR3 0072708092604906624
 Star Coordinates (ICRF)   : RA = 02 19 59.9676, DE = +11 31 12.411  [2]
 Star Magnitudes           : G = 11.88 mag, RP = 11.38 mag, BP = 12.22 mag
 Object Magnitude          : V = 17.98 mag
 Estimated Magnitude Drop  : 6.1 mag
 Estimated Max. Duration   : 1.1 sec
 Speed of the shadow       : 28.5 km/s
 Object Mean Diameter      : 31.4 km  (src: astorb) => apparent = 8 mas
 Apparent Motion           : 0.4367 arcs/min @ PA = 65 deg
 Horizontal Parallax       : 1.6290 arcs
 Dynamical Class           : JTRO
 Elongation to Moon & Sun  : 49° (sunlit = 66%), Sun = 59°
 Cross-track uncertainty   : 4.0 mas = 15 km = 0.50 path-width (1-sig)
 RUWE and duplicate source : 0.9 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#48
 Note                      : FP:true

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


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