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] : 06c53d91-2372-44b5-b44f-cd0d3794b468 [observed]
Occultation Date + Time : 2020-11-18 at 04:18:10 UT +/- 0.01 min [1]
Object Designation : (3230) Vampilov
Orbit Class : MBA
Star Designation : GDR3 3973174125547757184
Star Coordinates (ICRF) : RA = 11 43 29.1874, DE = +17 16 12.455 [2]
Star Magnitudes : G = 11.23 mag, RP = 10.86 mag, BP = 11.46 mag
Object Magnitude : V = 19.09 mag
Estimated Magnitude Drop : 7.9 mag
Estimated Max. Duration : 0.9 sec
Object Mean Diameter : 23 km (src: astorb)
Speed of the shadow : 24.8 km/s
Elongation to Moon & Sun : 108° (sunlit = 12%), Sun = 68°
Cross-track uncertainty : 2.0 mas = 6 km = 0.27 path-width (1-sig)
RUWE and duplicate source : 0.8 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#53
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0