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] : 65e6d0bf-c3ea-4221-a14e-c4c0b5a28fa9 [observed]
Occultation Date + Time : 2018-11-25 at 23:15:48 UT +/- 0.01 min [1]
Object Designation : (99) Dike
Orbit Class : MBA
Star Designation : GDR3 0182864078081822592
Star Coordinates (ICRF) : RA = 05 28 23.7385, DE = +34 55 30.462 [2]
Star Magnitudes : G = 14.35 mag, RP = 13.35 mag, BP = 15.36 mag
Object Magnitude : V = 14.24 mag
Estimated Magnitude Drop : 0.7 mag
Estimated Max. Duration : 5.1 sec
Object Mean Diameter : 72 km (src: astorb)
Speed of the shadow : 14.2 km/s
Elongation to Moon & Sun : 21° (sunlit = 90%), Sun = 157°
Cross-track uncertainty : 1.3 mas = 2 km = 0.03 path-width (1-sig)
RUWE and duplicate source : 0.97 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#123
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0