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):
Q: model quality flag (0-5, 5=highest) | P: rotation period | λ,β: ecl. lon. and lat. of spin axis (J2000) | JD: initial time (epoch) | φ0: initial rotation angle for JD0
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Map with groundtrack and observer stations
Event Details
Occultation UUID [and DB] : 8ab2e8d5-d4c1-49c3-bb09-3e158bd7c446 [observed]
Occultation Date + Time : 2006-11-02 at 05:25:42 UT +/- 0.13 min [1]
Object Designation : (258) Tyche
Orbit Class : MBA
Star Designation : GDR3 3323554888893363840
Star Coordinates (ICRF) : RA = 06 01 41.9579, DE = +08 51 20.889 [2]
Star Magnitudes : G = 12.39 mag, RP = 12.15 mag, BP = 12.52 mag
Object Magnitude : V = 12.07 mag
Estimated Magnitude Drop : 0.6 mag
Estimated Max. Duration : 8.5 sec
Object Mean Diameter : 65 km (src: astorb)
Speed of the shadow : 7.6 km/s
Elongation to Moon & Sun : 97° (sunlit = 85%), Sun = 128°
Cross-track uncertainty : 1.3 mas = 1 km = 0.02 path-width (1-sig)
RUWE and duplicate source : 1.13 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#96
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
