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: sodis
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] : f2ecccd0-8539-11ef-78cd-ca447bef48aa [asteroids]
Occultation Date + Time : 2024-12-02 at 02:13:36 UT +/- 0.01 min [1]
Object Designation : (116) Sirona
Orbit Class : MBA
Star Designation : GDR3 3426598301153621504
Star Coordinates (ICRF) : RA = 06 06 52.6366, DE = +25 19 48.498 [2]
Star Magnitudes : G = 13.11 mag, RP = 12.76 mag, BP = 13.32 mag
Object Magnitude : V = 11.59 mag
Estimated Magnitude Drop : 0.2 mag
Estimated Max. Duration : 7.6 sec
Object Mean Diameter : 72 km (src: astorb)
Speed of the shadow : 9.4 km/s
Elongation to Moon & Sun : 168° (sunlit = 1%), Sun = 159°
Cross-track uncertainty : 1.0 mas = 1 km = 0.02 path-width (1-sig)
RUWE and duplicate source : 1.04 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#132
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
