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] : dc987fd0-036e-4edb-96f8-90bd86046519 [observed]
Occultation Date + Time : 2014-12-27 at 00:09:55 UT +/- 0.0 min [1]
Object Designation : (4452) Ullacharles
Orbit Class : MBA
Star Designation : GDR3 0204482606986607104
Star Coordinates (ICRF) : RA = 04 43 11.2423, DE = +43 10 15.146 [2]
Star Magnitudes : G = 12.9 mag, RP = 12.22 mag, BP = 13.42 mag
Object Magnitude : V = 15.43 mag
Estimated Magnitude Drop : 2.6 mag
Estimated Max. Duration : 1.3 sec
Object Mean Diameter : 12 km (src: astorb)
Speed of the shadow : 9.4 km/s
Elongation to Moon & Sun : 92° (sunlit = 30%), Sun = 152°
Cross-track uncertainty : 0.7 mas = 0 km = 0.06 path-width (1-sig)
RUWE and duplicate source : 1.0 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#53
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0