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: euraster
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : 27b7a79f-6b50-4e41-9c66-2837bc4f4f49 [observed]
Occultation Date + Time : 2022-05-18 at 01:21:43 UT +/- 0.02 min [1]
Object Designation : (4349) Tiburcio
Orbit Class : MBA
Star Designation : GDR3 4123120191290639360
Star Coordinates (ICRF) : RA = 17 36 28.6817, DE = -18 55 46.960 [2]
Star Magnitudes : G = 12.31 mag, RP = 11.2 mag, BP = 13.6 mag
Object Magnitude : V = 16.16 mag
Estimated Magnitude Drop : 3.9 mag
Estimated Max. Duration : 2.9 sec
Object Mean Diameter : 26 km (src: astorb)
Speed of the shadow : 9.1 km/s
Elongation to Moon & Sun : 7° (sunlit = 95%), Sun = 152°
Cross-track uncertainty : 2.0 mas = 2 km = 0.10 path-width (1-sig)
RUWE and duplicate source : 0.79 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#58
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0