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] : c7227299-73bc-47c1-807f-f9e9faa61545 [observed]
Occultation Date + Time : 2023-08-19 at 20:57:52 UT +/- 0.03 min [1]
Object Designation : (9543) Nitra
Orbit Class : MBA
Star Designation : GDR3 6854225508963753344
Star Coordinates (ICRF) : RA = 20 12 08.0149, DE = -20 56 54.490 [2]
Star Magnitudes : G = 11.95 mag, RP = 11.38 mag, BP = 12.35 mag
Object Magnitude : V = 17.49 mag
Estimated Magnitude Drop : 5.6 mag
Estimated Max. Duration : 0.9 sec
Object Mean Diameter : 9 km (src: astorb)
Speed of the shadow : 10.6 km/s
Elongation to Moon & Sun : 116° (sunlit = 11%), Sun = 154°
Cross-track uncertainty : 5.0 mas = 7 km = 0.83 path-width (1-sig)
RUWE and duplicate source : 0.82 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#56
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0