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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3 observations found in db: euraster
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : f262e0b2-ba46-4917-ad6b-1e27b64df5dc [observed]
Occultation Date + Time : 2012-08-16 at 21:55:44 UT +/- 0.02 min [1]
Object Designation : (2415) Ganesa
Orbit Class : MBA
Star Designation : GDR3 6856987379092138112
Star Coordinates (ICRF) : RA = 20 52 18.2045, DE = -20 27 18.181 [2]
Star Magnitudes : G = 11.17 mag, RP = 10.39 mag, BP = 11.83 mag
Object Magnitude : V = 15.96 mag
Estimated Magnitude Drop : 4.8 mag
Estimated Max. Duration : 1.1 sec
Object Mean Diameter : 11 km (src: astorb)
Speed of the shadow : 9.6 km/s
Elongation to Moon & Sun : 171° (sunlit = 1%), Sun = 165°
Cross-track uncertainty : 2.7 mas = 3 km = 0.28 path-width (1-sig)
RUWE and duplicate source : 1.1 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#54
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0