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: euraster
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : 7b2a1cc5-880e-48b5-a615-b3d220f930e4 [observed]
Occultation Date + Time : 2014-07-19 at 00:40:54 UT +/- 0.02 min [1]
Object Designation : (74091) 1998 QH3
Orbit Class : MBA
Star Designation : GDR3 6109817615397854976
Star Coordinates (ICRF) : RA = 14 09 52.7939, DE = -42 07 40.655 [2]
Star Magnitudes : G = 11.03 mag, RP = 10.59 mag, BP = 11.3 mag
Object Magnitude : V = 19.56 mag
Estimated Magnitude Drop : 8.5 mag
Estimated Max. Duration : 0.5 sec
Object Mean Diameter : 5 km (src: astorb)
Speed of the shadow : 11.1 km/s
Elongation to Moon & Sun : 147° (sunlit = 51%), Sun = 107°
Cross-track uncertainty : 2.3 mas = 4 km = 0.82 path-width (1-sig)
RUWE and duplicate source : 0.79 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