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: sodis
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : 3915cb50-c359-11ef-5276-b63afff33d08 [observed]
Occultation Date + Time : 2024-11-07 at 03:12:19 UT +/- 0.0 min [1]
Object Designation : (7411) 1990 QQ1
Orbit Class : MBA
Star Designation : GDR3 0233591524502958208
Star Coordinates (ICRF) : RA = 04 07 37.5246, DE = +45 55 40.217 [2]
Star Magnitudes : G = 14.62 mag, RP = 13.69 mag, BP = 15.52 mag
Object Magnitude : V = 16.43 mag
Estimated Magnitude Drop : 2.0 mag
Estimated Max. Duration : 1.1 sec
Object Mean Diameter : 9 km (src: astorb)
Speed of the shadow : 7.9 km/s
Elongation to Moon & Sun : 137° (sunlit = 28%), Sun = 146°
Cross-track uncertainty : 0.3 mas = 0 km = 0.04 path-width (1-sig)
RUWE and duplicate source : 1.01 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#42
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0