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Stellar Occultation by (679938) 2021 RL63 on 2026-10-08 (18:40:24 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] : 68a1e5d0-d9b3-11f1-43f3-4eeabffbfea0 [observed]

 Occultation Date + Time   : 2026-10-08 at 18:40:24 UT +/- 0.24 min  [1]
 Object Designation        : (679938) 2021 RL63
 Star Designation          : GDR3 2411530751230731904
 Star Coordinates (ICRF)   : RA = 23 01 14.7608, DE = -12 48 31.526  [2]
 Star Magnitudes           : G = 8.46 mag, RP = 7.72 mag, BP = 9.04 mag
 Object Magnitude          : V = 21.24 mag
 Estimated Magnitude Drop  : 12.8 mag
 Estimated Max. Duration   : 0.2 sec
 Speed of the shadow       : 7.0 km/s
 Object Mean Diameter      : 1.50 km  (src: astorb) => apparent = 1 mas
 Apparent Motion           : 0.2950 arcs/min @ PA = 233 deg
 Horizontal Parallax       : 4.4960 arcs
 Dynamical Class           : 
 Elongation to Moon & Sun  : 166° (sunlit = 4%), Sun = 146°
 Cross-track uncertainty   : 36.7 mas = 52 km = 34.71 path-width (1-sig)
 RUWE and duplicate source : 1.24 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL12
 Note                      : FP:true

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


More Data and Informations
SiMDA | 3D Asteroid Catalogue | Johnston Archive | Star at CDS (Vizier) | JPL Small-Body Node | Minor Planet Center | Wikipedia
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