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):
Q: model quality flag (0-5, 5=highest) | P: rotation period | λ,β: ecl. lon. and lat. of spin axis (J2000) | JD: initial time (epoch) | φ0: initial rotation angle for JD0
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Map with groundtrack and observer stations
Event Details
Occultation UUID [and DB] : 396303f2-0c2d-45a2-b95d-c8c1c48b456a [observed]
Occultation Date + Time : 2019-09-22 at 22:30:57 UT +/- 0.01 min [1]
Object Designation : (386) Siegena
Orbit Class : MBA
Star Designation : GDR3 4253734854051534208
Star Coordinates (ICRF) : RA = 18 54 52.1426, DE = -06 34 40.630 [2]
Star Magnitudes : G = 13.68 mag, RP = 12.77 mag, BP = 14.55 mag
Object Magnitude : V = 12.84 mag
Estimated Magnitude Drop : 0.4 mag
Estimated Max. Duration : 12.0 sec
Object Mean Diameter : 165 km (src: astorb)
Speed of the shadow : 13.8 km/s
Elongation to Moon & Sun : 164° (sunlit = 41%), Sun = 104°
Cross-track uncertainty : 0.7 mas = 1 km = 0.01 path-width (1-sig)
RUWE and duplicate source : 1.06 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#126
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
