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Stellar Occultation by (21548) Briekugler on 2026-08-12 (03:33:49 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] : c31cf320-d9ad-11f1-43f3-a007617d9e5c [observed]

 Occultation Date + Time   : 2026-08-12 at 03:33:49 UT +/- 0.01 min  [1]
 Object Designation        : (21548) Briekugler
 Star Designation          : GDR3 6907395898416045312
 Star Coordinates (ICRF)   : RA = 20 43 05.4366, DE = -05 59 13.484  [2]
 Star Magnitudes           : G = 13.91 mag, RP = 13.38 mag, BP = 14.29 mag
 Object Magnitude          : V = 17.57 mag
 Estimated Magnitude Drop  : 3.7 mag
 Estimated Max. Duration   : 0.5 sec
 Speed of the shadow       : 10.2 km/s
 Object Mean Diameter      : 4.9 km  (src: astorb) => apparent = 4 mas
 Apparent Motion           : 0.5617 arcs/min @ PA = 248 deg
 Horizontal Parallax       : 5.8530 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 167° (sunlit = 1%), Sun = 166°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.22 path-width (1-sig)
 RUWE and duplicate source : 0.95 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL58
 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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