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] : e9c39bb5-e4f0-446f-9a5d-6c4bd3f4d0c8 [observed]
Occultation Date + Time : 2023-11-22 at 17:45:30 UT +/- 0.06 min [1]
Object Designation : (109413) 2001 QH186
Orbit Class : MBA
Star Designation : GDR3 0208727580865995520
Star Coordinates (ICRF) : RA = 05 19 44.8610, DE = +45 22 21.877 [2]
Star Magnitudes : G = 10.6 mag, RP = 10.16 mag, BP = 10.87 mag
Object Magnitude : V = 18.47 mag
Estimated Magnitude Drop : 7.9 mag
Estimated Max. Duration : 0.4 sec
Object Mean Diameter : 4 km (src: astorb)
Speed of the shadow : 9.9 km/s
Elongation to Moon & Sun : 84° (sunlit = 75%), Sun = 149°
Cross-track uncertainty : 9.0 mas = 10 km = 2.76 path-width (1-sig)
RUWE and duplicate source : 0.93 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#34
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0