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: sodis
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : 11e3971a-baf2-4230-ad9c-d31d12ab9d41 [observed]
Occultation Date + Time : 2023-09-16 at 01:34:14 UT +/- 0.1 min [1]
Object Designation : (110759) 2001 UR18
Orbit Class : MBA
Star Designation : GDR3 0057515320107755264
Star Coordinates (ICRF) : RA = 03 25 40.0474, DE = +18 53 41.035 [2]
Star Magnitudes : G = 11.08 mag, RP = 10.32 mag, BP = 11.71 mag
Object Magnitude : V = 19.21 mag
Estimated Magnitude Drop : 8.1 mag
Estimated Max. Duration : 0.4 sec
Object Mean Diameter : 3 km (src: astorb)
Speed of the shadow : 6.8 km/s
Elongation to Moon & Sun : 130° (sunlit = 1%), Sun = 119°
Cross-track uncertainty : 10.0 mas = 11 km = 3.96 path-width (1-sig)
RUWE and duplicate source : 0.88 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#30
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0