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):
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] : df98c847-3255-4c78-b060-fc0d96fc115e [observed]
Occultation Date + Time : 2012-10-05 at 21:58:54 UT +/- 0.05 min [1]
Object Designation : (232) Russia
Orbit Class : MBA
Star Designation : GDR3 3396316037232054784
Star Coordinates (ICRF) : RA = 05 44 40.6973, DE = +16 12 09.563 [2]
Star Magnitudes : G = 10.29 mag, RP = 9.48 mag, BP = 9.79 mag
Object Magnitude : V = 15.78 mag
Estimated Magnitude Drop : 5.5 mag
Estimated Max. Duration : 6.8 sec
Object Mean Diameter : 53 km (src: astorb)
Speed of the shadow : 7.8 km/s
Elongation to Moon & Sun : 11° (sunlit = 72%), Sun = 107°
Cross-track uncertainty : 8.2 mas = 14 km = 0.27 path-width (1-sig)
RUWE and duplicate source : 0.99 mas, dup.src = 1 (0:false, 1:true)
Ephemeris Reference : JPL#65
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0