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] : d666c9f0-f5f4-11ee-4333-51e4bd018c28 [asteroids]
Occultation Date + Time : 2024-04-13 at 03:41:49 UT +/- 0.0 min [1]
Object Designation : (2517) Orma
Orbit Class : MBA
Star Designation : GDR3 6864388432380226944
Star Coordinates (ICRF) : RA = 19 55 52.3066, DE = -21 59 56.481 [2]
Star Magnitudes : G = 11.92 mag, RP = 10.95 mag, BP = 12.88 mag
Object Magnitude : V = 17.91 mag
Estimated Magnitude Drop : 6.0 mag
Estimated Max. Duration : 2.5 sec
Object Mean Diameter : 48 km (src: astorb)
Speed of the shadow : 19.0 km/s
Elongation to Moon & Sun : 145° (sunlit = 24%), Sun = 87°
Cross-track uncertainty : 0.3 mas = 0 km = 0.01 path-width (1-sig)
RUWE and duplicate source : 1.27 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#57
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0