UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
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1 observation found in db: sodis
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : 938610d0-8566-11ef-78cd-9262fe6e9a61 [asteroids]
Occultation Date + Time : 2024-12-27 at 04:13:34 UT +/- 0.0 min [1]
Object Designation : (259) Aletheia
Orbit Class : MBA
Star Designation : GDR3 6315734157340521344
Star Coordinates (ICRF) : RA = 15 16 57.0037, DE = -10 53 16.895 [2]
Star Magnitudes : G = 14.89 mag, RP = 14.28 mag, BP = 15.31 mag
Object Magnitude : V = 13.55 mag
Estimated Magnitude Drop : 0.3 mag
Estimated Max. Duration : 4.5 sec
Object Mean Diameter : 179 km (src: astorb)
Speed of the shadow : 39.3 km/s
Elongation to Moon & Sun : 11° (sunlit = 14%), Sun = 47°
Cross-track uncertainty : 1.8 mas = 4 km = 0.02 path-width (1-sig)
RUWE and duplicate source : 2.08 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#139
Object is a Gaia mass determination target !
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0