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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1 observation found in db: euraster
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : a5e05927-9b97-4c15-81c7-7fd213169e63 [observed]
Occultation Date + Time : 2021-09-05 at 20:04:49 UT +/- 0.03 min [1]
Object Designation : (56879) 2000 QW118
Orbit Class : MBA
Star Designation : GDR3 2629221336131573760
Star Coordinates (ICRF) : RA = 22 25 56.4929, DE = -02 09 25.836 [2]
Star Magnitudes : G = 15.24 mag, RP = 14.53 mag, BP = 15.75 mag
Object Magnitude : V = 17.79 mag
Estimated Magnitude Drop : 2.7 mag
Estimated Max. Duration : 0.5 sec
Object Mean Diameter : 5 km (src: astorb)
Speed of the shadow : 10.0 km/s
Elongation to Moon & Sun : 165° (sunlit = 2%), Sun = 171°
Cross-track uncertainty : 8.7 mas = 10 km = 2.19 path-width (1-sig)
RUWE and duplicate source : 0.95 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#31
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0