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] : b54e3a2a-2e52-4a23-93a8-536fe139b4e9 [observed]
Occultation Date + Time : 2014-01-18 at 19:57:22 UT +/- 0.02 min [1]
Object Designation : (190) Ismene
Orbit Class : MBA
Star Designation : GDR3 3164282078332977408
Star Coordinates (ICRF) : RA = 07 40 29.3493, DE = +13 49 13.723 [2]
Star Magnitudes : G = 9.4 mag, RP = 8.78 mag, BP = 9.86 mag
Object Magnitude : V = 12.75 mag
Estimated Magnitude Drop : 3.4 mag
Estimated Max. Duration : 6.9 sec
Object Mean Diameter : 89 km (src: astorb)
Speed of the shadow : 12.9 km/s
Elongation to Moon & Sun : 33° (sunlit = 94%), Sun = 171°
Cross-track uncertainty : 1.0 mas = 1 km = 0.02 path-width (1-sig)
RUWE and duplicate source : 0.99 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#131
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0