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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4 observations found in db: euraster
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : a967bb14-a729-4c4a-9d9f-de7281df8684 [observed]
Occultation Date + Time : 2020-03-18 at 22:24:32 UT +/- 0.01 min [1]
Object Designation : (105) Artemis
Orbit Class : MBA
Star Designation : GDR3 3120436543915309696
Star Coordinates (ICRF) : RA = 06 33 36.6120, DE = +00 07 20.573 [2]
Star Magnitudes : G = 12.38 mag, RP = 11.91 mag, BP = 12.68 mag
Object Magnitude : V = 13.64 mag
Estimated Magnitude Drop : 1.6 mag
Estimated Max. Duration : 8.2 sec
Object Mean Diameter : 119 km (src: astorb)
Speed of the shadow : 14.6 km/s
Elongation to Moon & Sun : 149° (sunlit = 25%), Sun = 100°
Cross-track uncertainty : 1.7 mas = 2 km = 0.02 path-width (1-sig)
RUWE and duplicate source : 1.13 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#138
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0