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] : 119f4f87-c848-4b6c-acbd-1920167ec591 [observed]
Occultation Date + Time : 2022-08-09 at 20:52:22 UT +/- 0.07 min [1]
Object Designation : (783) Nora
Orbit Class : MBA
Star Designation : GDR3 4149103059803591424
Star Coordinates (ICRF) : RA = 17 45 18.3538, DE = -14 48 03.221 [2]
Star Magnitudes : G = 14.89 mag, RP = 13.93 mag, BP = 15.81 mag
Object Magnitude : V = 13.59 mag
Estimated Magnitude Drop : 0.3 mag
Estimated Max. Duration : 6.4 sec
Object Mean Diameter : 40 km (src: astorb)
Speed of the shadow : 6.3 km/s
Elongation to Moon & Sun : 24° (sunlit = 93%), Sun = 129°
Cross-track uncertainty : 2.3 mas = 1 km = 0.04 path-width (1-sig)
RUWE and duplicate source : 0.99 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#101
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0