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] : 724dc7ae-0a7b-456e-98fc-8592be9d4ccf [observed]
Occultation Date + Time : 2013-02-28 at 03:10:10 UT +/- 0.0 min [1]
Object Designation : (162) Laurentia
Orbit Class : MBA
Star Designation : GDR3 4112331924985239424
Star Coordinates (ICRF) : RA = 17 03 03.0356, DE = -25 05 35.938 [2]
Star Magnitudes : G = 11.05 mag, RP = 10.6 mag, BP = 11.33 mag
Object Magnitude : V = 14.73 mag
Estimated Magnitude Drop : 3.7 mag
Estimated Max. Duration : 4.9 sec
Object Mean Diameter : 99 km (src: astorb)
Speed of the shadow : 20.1 km/s
Elongation to Moon & Sun : 69° (sunlit = 94%), Sun = 83°
Cross-track uncertainty : 0.7 mas = 1 km = 0.01 path-width (1-sig)
RUWE and duplicate source : 0.97 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#71
Object is a Gaia mass determination target !
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
