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] : 7861aa5d-07c1-4062-a65e-028301033a6a [observed]
Occultation Date + Time : 2006-04-21 at 00:47:44 UT +/- 0.12 min [1]
Object Designation : (15457) 1998 YN6
Orbit Class : MBA
Star Designation : GDR3 4391978997923649664
Star Coordinates (ICRF) : RA = 17 05 57.6586, DE = +05 02 16.488 [2]
Star Magnitudes : G = 7.43 mag, RP = 6.34 mag, BP = 8.63 mag
Object Magnitude : V = 17.81 mag
Estimated Magnitude Drop : 10.4 mag
Estimated Max. Duration : 1.4 sec
Object Mean Diameter : 10 km (src: astorb)
Speed of the shadow : 7.2 km/s
Elongation to Moon & Sun : 54° (sunlit = 52%), Sun = 130°
Cross-track uncertainty : 8.3 mas = 14 km = 1.41 path-width (1-sig)
RUWE and duplicate source : 1.62 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#49
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0