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] : 888354ce-976b-4993-a0a8-4f2ebeee4464 [observed]
Occultation Date + Time : 2020-01-06 at 17:01:53 UT +/- 0.05 min [1]
Object Designation : (77812) 2001 QC134
Orbit Class : MBA
Star Designation : GDR3 0219619136890937728
Star Coordinates (ICRF) : RA = 03 51 59.5739, DE = +35 12 24.165 [2]
Star Magnitudes : G = 13.34 mag, RP = 13.06 mag, BP = 13.5 mag
Object Magnitude : V = 19.29 mag
Estimated Magnitude Drop : 6.0 mag
Estimated Max. Duration : 0.6 sec
Object Mean Diameter : 6 km (src: astorb)
Speed of the shadow : 10.0 km/s
Elongation to Moon & Sun : 20° (sunlit = 82%), Sun = 136°
Cross-track uncertainty : 2.0 mas = 3 km = 0.65 path-width (1-sig)
RUWE and duplicate source : 1.38 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#47
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0