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] : 16ae4ba2-0bf1-43df-899f-0768e018dc65 [observed]
Occultation Date + Time : 2023-09-27 at 01:32:47 UT +/- 0.04 min [1]
Object Designation : (55730) 1981 EM33
Orbit Class : MBA
Star Designation : GDR3 2661692250962004224
Star Coordinates (ICRF) : RA = 23 05 19.2476, DE = +03 06 39.793 [2]
Star Magnitudes : G = 11.94 mag, RP = 11.32 mag, BP = 12.4 mag
Object Magnitude : V = 17.69 mag
Estimated Magnitude Drop : 5.8 mag
Estimated Max. Duration : 0.5 sec
Object Mean Diameter : 4.0 km (src: astorb)
Speed of the shadow : 9.0 km/s
Elongation to Moon & Sun : 22° (sunlit = 92%), Sun = 163°
Cross-track uncertainty : 14.3 mas = 13 km = 3.49 path-width (1-sig)
RUWE and duplicate source : 1.43 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#42
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0