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):
Occultation UUID [and DB] : 30374b18-5827-430f-a4a2-1b7193cf3e62 [observed]
Occultation Date + Time : 2012-10-29 at 01:30:09 UT +/- 0.0 min [1]
Object Designation : (128) Nemesis
Orbit Class : MBA
Star Designation : GDR3 4066939618188605440
Star Coordinates (ICRF) : RA = 17 53 20.6098, DE = -26 00 12.347 [2]
Star Magnitudes : G = 8.94 mag, RP = 8.79 mag, BP = 9.0 mag
Object Magnitude : V = 13.36 mag
Estimated Magnitude Drop : 4.4 mag
Estimated Max. Duration : 5.4 sec
Object Mean Diameter : 188 km (src: astorb)
Speed of the shadow : 35.0 km/s
Elongation to Moon & Sun : 119° (sunlit = 99%), Sun = 53°
Cross-track uncertainty : 1.0 mas = 2 km = 0.01 path-width (1-sig)
RUWE and duplicate source : 0.88 mas, dup.src = 1 (0:false, 1:true)
Ephemeris Reference : JPL#129
Object is a Gaia mass determination target !
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0