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] : f6537df8-5da8-4e0a-9d95-e9be702a151d [observed]
Occultation Date + Time : 2016-09-17 at 03:47:05 UT +/- 0.0 min [1]
Object Designation : (206) Hersilia
Orbit Class : MBA
Star Designation : GDR3 3364998437081824896
Star Coordinates (ICRF) : RA = 07 04 35.3459, DE = +19 30 08.318 [2]
Star Magnitudes : G = 13.99 mag, RP = 13.56 mag, BP = 14.26 mag
Object Magnitude : V = 14.34 mag
Estimated Magnitude Drop : 0.9 mag
Estimated Max. Duration : 2.0 sec
Object Mean Diameter : 55 km (src: astorb)
Speed of the shadow : 27.5 km/s
Elongation to Moon & Sun : 105° (sunlit = 100%), Sun = 70°
Cross-track uncertainty : 0.7 mas = 1 km = 0.03 path-width (1-sig)
RUWE and duplicate source : 1.05 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#124
Object is a Gaia mass determination target !
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0