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Stellar Occultation by (1746) Brouwer on 2026-08-02 (22:30:58 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] : 3c4cd080-d9ae-11f1-43f3-2e28be5d4a77 [observed]

 Occultation Date + Time   : 2026-08-02 at 22:30:58 UT +/- 0.03 min  [1]
 Object Designation        : (1746) Brouwer
 Star Designation          : GDR3 2644811899912886528
 Star Coordinates (ICRF)   : RA = 23 19 36.5771, DE = -00 45 56.462  [2]
 Star Magnitudes           : G = 11.01 mag, RP = 10.58 mag, BP = 11.28 mag
 Object Magnitude          : V = 15.09 mag
 Estimated Magnitude Drop  : 4.1 mag
 Estimated Max. Duration   : 11.0 sec
 Speed of the shadow       : 5.8 km/s
 Object Mean Diameter      : 64.2 km  (src: astorb) => apparent = 37 mas
 Apparent Motion           : 0.2033 arcs/min @ PA = 283 deg
 Horizontal Parallax       : 3.7150 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 11° (sunlit = 82%), Sun = 140°
 Cross-track uncertainty   : 3.3 mas = 5 km = 0.09 path-width (1-sig)
 RUWE and duplicate source : 0.97 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL80
 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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