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] : 68ffd7ee-d1f6-4863-b216-89282502eaef [observed]
Occultation Date + Time : 2012-12-30 at 07:28:13 UT +/- 0.01 min [1]
Object Designation : (1491) Balduinus
Orbit Class : MBA
Star Designation : GDR3 3675571512280949888
Star Coordinates (ICRF) : RA = 12 49 17.0978, DE = -08 00 41.785 [2]
Star Magnitudes : G = 11.17 mag, RP = 10.22 mag, BP = 12.1 mag
Object Magnitude : V = 17.12 mag
Estimated Magnitude Drop : 6.0 mag
Estimated Max. Duration : 1.4 sec
Object Mean Diameter : 27 km (src: astorb)
Speed of the shadow : 19.0 km/s
Elongation to Moon & Sun : 74° (sunlit = 97%), Sun = 85°
Cross-track uncertainty : 2.7 mas = 5 km = 0.21 path-width (1-sig)
RUWE and duplicate source : 1.65 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#50
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0