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] : 8e4e9277-c03f-4948-9aa1-5fa7e6dc879f [observed]
Occultation Date + Time : 2023-09-06 at 21:24:44 UT +/- 0.04 min [1]
Object Designation : (19516) 1998 QF80
Orbit Class : MBA
Star Designation : GDR3 4096174459834969344
Star Coordinates (ICRF) : RA = 18 26 12.2208, DE = -18 34 46.308 [2]
Star Magnitudes : G = 13.05 mag, RP = 11.84 mag, BP = 14.56 mag
Object Magnitude : V = 16.34 mag
Estimated Magnitude Drop : 3.3 mag
Estimated Max. Duration : 0.7 sec
Object Mean Diameter : 7 km (src: astorb)
Speed of the shadow : 9.2 km/s
Elongation to Moon & Sun : 156° (sunlit = 50%), Sun = 112°
Cross-track uncertainty : 8.3 mas = 6 km = 1.00 path-width (1-sig)
RUWE and duplicate source : 1.27 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#49
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0