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] : 80537e5e-942a-4a70-987e-c881b4a4857a [observed]
Occultation Date + Time : 2020-06-02 at 22:31:19 UT +/- 0.02 min [1]
Object Designation : (33800) Gross
Orbit Class : MBA
Star Designation : GDR3 4446326105336336768
Star Coordinates (ICRF) : RA = 16 38 29.7261, DE = +09 09 22.259 [2]
Star Magnitudes : G = 13.44 mag, RP = 12.96 mag, BP = 13.76 mag
Object Magnitude : V = 17.11 mag
Estimated Magnitude Drop : 3.7 mag
Estimated Max. Duration : 1.0 sec
Object Mean Diameter : 12 km (src: astorb)
Speed of the shadow : 12.9 km/s
Elongation to Moon & Sun : 40° (sunlit = 89%), Sun = 148°
Cross-track uncertainty : 2.7 mas = 4 km = 0.36 path-width (1-sig)
RUWE and duplicate source : 0.98 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#52
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0