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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2 observations found in db: euraster
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : f8f6ffc5-c0a8-4d46-8ff3-d7325f969cd6 [observed]
Occultation Date + Time : 2012-01-23 at 01:25:42 UT +/- 0.02 min [1]
Object Designation : (466) Tisiphone
Orbit Class : MBA
Star Designation : GDR3 3384131073278248192
Star Coordinates (ICRF) : RA = 06 34 56.9334, DE = +26 01 24.980 [2]
Star Magnitudes : G = 12.66 mag, RP = 12.14 mag, BP = 12.91 mag
Object Magnitude : V = 13.41 mag
Estimated Magnitude Drop : 1.2 mag
Estimated Max. Duration : 8.6 sec
Object Mean Diameter : 116 km (src: astorb)
Speed of the shadow : 13.5 km/s
Elongation to Moon & Sun : 158° (sunlit = 0%), Sun = 155°
Cross-track uncertainty : 3.7 mas = 6 km = 0.05 path-width (1-sig)
RUWE and duplicate source : 1.1 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#120
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0