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] : 573a5cbb-1bd7-453e-a858-7323bd918c83 [observed]
Occultation Date + Time : 2020-03-22 at 23:46:00 UT +/- 12.03 min [1]
Object Designation : (549) Jessonda
Orbit Class : MBA
Star Designation : GDR3 6868267371963871360
Star Coordinates (ICRF) : RA = 19 43 50.4826, DE = -20 16 10.873 [2]
Star Magnitudes : G = 15.64 mag, RP = 15.06 mag, BP = 15.96 mag
Object Magnitude : V = 15.45 mag
Estimated Magnitude Drop : 0.7 mag
Estimated Max. Duration : 0.8 sec
Object Mean Diameter : 19 km (src: astorb)
Speed of the shadow : 22.9 km/s
Elongation to Moon & Sun : 53° (sunlit = 2%), Sun = 69°
Cross-track uncertainty : 1000.0 mas = 4036 km = 214.72 path-width (1-sig)
RUWE and duplicate source : 1.23 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#?
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0