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Stellar Occultation by (38292) 1999 RA77 on 2026-06-24 (19:54:35 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] : 57c17210-d9a6-11f1-43f3-45d5bdec1bf5 [observed]

 Occultation Date + Time   : 2026-06-24 at 19:54:35 UT +/- 0.03 min  [1]
 Object Designation        : (38292) 1999 RA77
 Star Designation          : GDR3 3894651574937889664
 Star Coordinates (ICRF)   : RA = 12 07 32.7684, DE = +04 30 47.109  [2]
 Star Magnitudes           : G = 7.2 mag, RP = 6.54 mag, BP = 7.68 mag
 Object Magnitude          : V = 21.2 mag
 Estimated Magnitude Drop  : 14.0 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 14.4 km/s
 Object Mean Diameter      : 5.8 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.2617 arcs/min @ PA = 122 deg
 Horizontal Parallax       : 1.9420 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 38° (sunlit = 78%), Sun = 87°
 Cross-track uncertainty   : 2.3 mas = 7 km = 1.30 path-width (1-sig)
 RUWE and duplicate source : 0.98 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL41
 Note                      : FP:true

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


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