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] : c93cabe8-8522-4e66-8abd-75743804a091 [observed]
Occultation Date + Time : 2023-10-18 at 19:31:53 UT +/- 0.16 min [1]
Object Designation : (139702) 2001 QN226
Orbit Class : MBA
Star Designation : GDR3 0232611069364399488
Star Coordinates (ICRF) : RA = 04 17 23.8022, DE = +44 28 53.284 [2]
Star Magnitudes : G = 13.04 mag, RP = 12.51 mag, BP = 13.41 mag
Object Magnitude : V = 19.59 mag
Estimated Magnitude Drop : 6.6 mag
Estimated Max. Duration : 0.5 sec
Object Mean Diameter : 4 km (src: astorb)
Speed of the shadow : 8.0 km/s
Elongation to Moon & Sun : 161° (sunlit = 17%), Sun = 130°
Cross-track uncertainty : 8.0 mas = 12 km = 3.36 path-width (1-sig)
RUWE and duplicate source : 1.45 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#26
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0