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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2 observations 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] : ab3f1f2b-5615-4cbe-a04a-dcc3d6f79c90 [observed]
Occultation Date + Time : 2013-01-26 at 20:39:53 UT +/- 0.01 min [1]
Object Designation : (100) Hekate
Orbit Class : MBA
Star Designation : GDR3 0616501877706264704
Star Coordinates (ICRF) : RA = 09 54 44.7712, DE = +14 51 46.384 [2]
Star Magnitudes : G = 11.42 mag, RP = 10.95 mag, BP = 11.73 mag
Object Magnitude : V = 13.15 mag
Estimated Magnitude Drop : 1.9 mag
Estimated Max. Duration : 6.2 sec
Object Mean Diameter : 89 km (src: astorb)
Speed of the shadow : 14.4 km/s
Elongation to Moon & Sun : 23° (sunlit = 100%), Sun = 161°
Cross-track uncertainty : 1.3 mas = 2 km = 0.03 path-width (1-sig)
RUWE and duplicate source : 0.94 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#61
Object is a Gaia mass determination target !
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
