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Stellar Occultation by (1599) Giomus on 2026-05-30 (22:29:53 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] : ee698560-33eb-11f1-6999-4b67fdf9c80b [asteroids]

 Occultation Date + Time   : 2026-05-30 at 22:29:53 UT +/- 0.0 min  [1]
 Object Designation        : (1599) Giomus
 Star Designation          : GDR3 6048938451138150656
 Star Coordinates (ICRF)   : RA = 16 25 16.7236, DE = -25 24 57.749  [2]
 Star Magnitudes           : G = 12.97 mag, RP = 11.84 mag, BP = 14.29 mag
 Object Magnitude          : V = 15.96 mag
 Estimated Magnitude Drop  : 3.1 mag
 Estimated Max. Duration   : 2.7 sec
 Speed of the shadow       : 14.6 km/s
 Object Mean Diameter      : 39.5 km  (src: astorb) => apparent = 22 mas
 Apparent Motion           : 0.4867 arcs/min @ PA = 273 deg
 Horizontal Parallax       : 3.5460 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 4° (sunlit = 100%), Sun = 176°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.03 path-width (1-sig)
 RUWE and duplicate source : 1.0 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#74
 Note                      : FP:true

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


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