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] : 3d74bcb3-4576-44f9-a38d-22f35503864f [observed]
Occultation Date + Time : 2012-01-06 at 02:08:46 UT +/- 0.02 min [1]
Object Designation : (678) Fredegundis
Orbit Class : MBA
Star Designation : GDR3 3428117315122250880
Star Coordinates (ICRF) : RA = 05 51 48.4164, DE = +24 31 31.832 [2]
Star Magnitudes : G = 9.08 mag, RP = 8.17 mag, BP = 9.94 mag
Object Magnitude : V = 12.07 mag
Estimated Magnitude Drop : 3.1 mag
Estimated Max. Duration : 5.4 sec
Object Mean Diameter : 42 km (src: astorb)
Speed of the shadow : 7.7 km/s
Elongation to Moon & Sun : 20° (sunlit = 90%), Sun = 163°
Cross-track uncertainty : 1.3 mas = 1 km = 0.03 path-width (1-sig)
RUWE and duplicate source : 1.3 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