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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4 observations found in db: euraster
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : 9c6eba78-6a31-48b8-9a47-4f8496bedf90 [observed]
Occultation Date + Time : 2016-12-24 at 22:02:05 UT +/- 0.0 min [1]
Object Designation : (22) Kalliope
Orbit Class : MBA
Star Designation : GDR3 3439610647604713216
Star Coordinates (ICRF) : RA = 06 27 54.6452, DE = +33 54 58.867 [2]
Star Magnitudes : G = 8.62 mag, RP = 7.89 mag, BP = 9.21 mag
Object Magnitude : V = 10.42 mag
Estimated Magnitude Drop : 2.0 mag
Estimated Max. Duration : 14.6 sec
Object Mean Diameter : 181 km (src: astorb)
Speed of the shadow : 12.4 km/s
Elongation to Moon & Sun : 128° (sunlit = 17%), Sun = 169°
Cross-track uncertainty : 2.0 mas = 2 km = 0.01 path-width (1-sig)
RUWE and duplicate source : 0.88 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#122
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0