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] : a7626725-89a7-4c70-b9a8-870938540dc3 [observed]
Occultation Date + Time : 2020-11-22 at 17:46:58 UT +/- 0.0 min [1]
Object Designation : (59) Elpis
Orbit Class : MBA
Star Designation : GDR3 4099552370068038528
Star Coordinates (ICRF) : RA = 18 42 51.4724, DE = -17 21 09.582 [2]
Star Magnitudes : G = 14.71 mag, RP = 13.74 mag, BP = 15.65 mag
Object Magnitude : V = 13.7 mag
Estimated Magnitude Drop : 0.4 mag
Estimated Max. Duration : 4.0 sec
Object Mean Diameter : 165 km (src: astorb)
Speed of the shadow : 40.8 km/s
Elongation to Moon & Sun : 58° (sunlit = 56%), Sun = 40°
Cross-track uncertainty : 0.3 mas = 0 km = 0.00 path-width (1-sig)
RUWE and duplicate source : 0.95 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#135
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0