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] : 2fda66b8-3be8-494c-8bcd-f401af67a217 [observed]
Occultation Date + Time : 2018-06-12 at 22:30:06 UT +/- 0.01 min [1]
Object Designation : (18568) Thuillot
Orbit Class : MBA
Star Designation : GDR3 4471483584221662848
Star Coordinates (ICRF) : RA = 18 05 53.7085, DE = +05 35 27.346 [2]
Star Magnitudes : G = 13.99 mag, RP = 13.42 mag, BP = 14.38 mag
Object Magnitude : V = 17.84 mag
Estimated Magnitude Drop : 3.9 mag
Estimated Max. Duration : 0.7 sec
Object Mean Diameter : 9 km (src: astorb)
Speed of the shadow : 13.1 km/s
Elongation to Moon & Sun : 148° (sunlit = 1%), Sun = 150°
Cross-track uncertainty : 1.3 mas = 2 km = 0.24 path-width (1-sig)
RUWE and duplicate source : 1.04 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