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] : 643150ec-9857-4061-a8cd-df825db0663f [observed]
Occultation Date + Time : 2018-03-13 at 08:02:32 UT +/- 0.0 min [1]
Object Designation : (275) Sapientia
Orbit Class : MBA
Star Designation : GDR3 4098280608712102272
Star Coordinates (ICRF) : RA = 18 44 50.5961, DE = -19 20 43.850 [2]
Star Magnitudes : G = 12.19 mag, RP = 11.2 mag, BP = 13.22 mag
Object Magnitude : V = 14.45 mag
Estimated Magnitude Drop : 2.4 mag
Estimated Max. Duration : 4.7 sec
Object Mean Diameter : 121 km (src: astorb)
Speed of the shadow : 25.9 km/s
Elongation to Moon & Sun : 24° (sunlit = 17%), Sun = 72°
Cross-track uncertainty : 0.7 mas = 1 km = 0.01 path-width (1-sig)
RUWE and duplicate source : 0.91 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#112
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0