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Stellar Occultation by (940) Kordula on 2025-08-22 (01:56:58 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] : 4d60d270-ddb7-11f0-547e-797af7ff62a2 [observed]

 Occultation Date + Time   : 2025-08-22 at 01:56:58 UT +/- 0.01 min  [1]
 Object Designation        : (940) Kordula
 Star Designation          : GDR3 6820939443697220864
 Star Coordinates (ICRF)   : RA = 22 20 07.3919, DE = -20 42 03.239  [2]
 Star Magnitudes           : G = 13.99 mag, RP = 13.51 mag, BP = 14.31 mag
 Object Magnitude          : V = 13.28 mag
 Estimated Magnitude Drop  : 0.5 mag
 Estimated Max. Duration   : 8.4 sec
 Speed of the shadow       : 10.4 km/s
 Object Mean Diameter      : 87.2 km  (src: astorb) => apparent = 66 mas
 Apparent Motion           : 0.4717 arcs/min @ PA = 247 deg
 Horizontal Parallax       : 4.8250 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 164° (sunlit = 2%), Sun = 170°
 Cross-track uncertainty   : 2.0 mas = 2 km = 0.03 path-width (1-sig)
 RUWE and duplicate source : 1.04 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL78
 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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