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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3 observations found in db: sodis
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : 1dc80371-300f-4647-a997-992ef1ef180d [observed]
Occultation Date + Time : 2023-08-22 at 22:07:46 UT +/- 0.04 min [1]
Object Designation : (13559) Werth
Orbit Class : MBA
Star Designation : GDR3 2445517338544795904
Star Coordinates (ICRF) : RA = 23 49 57.7250, DE = -06 31 28.997 [2]
Star Magnitudes : G = 12.14 mag, RP = 11.72 mag, BP = 12.39 mag
Object Magnitude : V = 17.41 mag
Estimated Magnitude Drop : 5.3 mag
Estimated Max. Duration : 0.8 sec
Object Mean Diameter : 7 km (src: astorb)
Speed of the shadow : 9.2 km/s
Elongation to Moon & Sun : 133° (sunlit = 35%), Sun = 154°
Cross-track uncertainty : 11.7 mas = 14 km = 2.05 path-width (1-sig)
RUWE and duplicate source : 1.08 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#50
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0