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: euraster
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : c430ab7d-6dd8-4ee7-b2fd-878f2db039a5 [observed]
Occultation Date + Time : 2018-08-09 at 00:09:44 UT +/- 0.04 min [1]
Object Designation : (51094) 2000 HO4
Orbit Class : MBA
Star Designation : GDR3 4289828217321832192
Star Coordinates (ICRF) : RA = 19 44 48.9937, DE = +03 09 00.447 [2]
Star Magnitudes : G = 13.58 mag, RP = 12.7 mag, BP = 14.39 mag
Object Magnitude : V = 18.02 mag
Estimated Magnitude Drop : 4.5 mag
Estimated Max. Duration : 0.6 sec
Object Mean Diameter : 7 km (src: astorb)
Speed of the shadow : 11.1 km/s
Elongation to Moon & Sun : 153° (sunlit = 9%), Sun = 151°
Cross-track uncertainty : 4.0 mas = 5 km = 0.87 path-width (1-sig)
RUWE and duplicate source : 0.97 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#41
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0