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] : e4af9e4a-fed7-41ad-a47c-b6c559a5fa79 [observed]
Occultation Date + Time : 2021-08-15 at 01:52:04 UT +/- 0.01 min [1]
Object Designation : (978) Aidamina
Orbit Class : MBA
Star Designation : GDR3 3405966382068102528
Star Coordinates (ICRF) : RA = 04 47 13.9151, DE = +16 36 42.583 [2]
Star Magnitudes : G = 13.27 mag, RP = 12.32 mag, BP = 14.2 mag
Object Magnitude : V = 15.24 mag
Estimated Magnitude Drop : 2.1 mag
Estimated Max. Duration : 2.9 sec
Object Mean Diameter : 79 km (src: astorb)
Speed of the shadow : 26.9 km/s
Elongation to Moon & Sun : 152° (sunlit = 44%), Sun = 70°
Cross-track uncertainty : 1.7 mas = 3 km = 0.05 path-width (1-sig)
RUWE and duplicate source : 1.0 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#66
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0