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Stellar Occultation by (304) Olga on 2025-01-23 (01:10:54 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] : 7c8d0f80-8572-11ef-78cd-827cfbfb8318 [asteroids]

 Occultation Date + Time   : 2025-01-23 at 01:10:54 UT +/- 0.0 min  [1]
 Object Designation        : (304) Olga
 Star Designation          : GDR3 3849248307419774592
 Star Coordinates (ICRF)   : RA = 09 57 46.5057, DE = +04 43 32.251  [2]
 Star Magnitudes           : G = 14.56 mag, RP = 14.0 mag, BP = 14.97 mag
 Object Magnitude          : V = 14.57 mag
 Estimated Magnitude Drop  : 0.8 mag
 Estimated Max. Duration   : 5.4 sec
 Object Mean Diameter      : 67.9 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 12.6 km/s
 Elongation to Moon & Sun  : 76° (sunlit = 39%), Sun = 152°
 Cross-track uncertainty   : 0.4 mas = 0 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.04 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#79

 
 [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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