UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
More
1 observation found in db: euraster
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : c9f46ce9-6047-439d-af03-dc108ae76d85 [observed]
Occultation Date + Time : 2012-11-22 at 23:09:25 UT +/- 0.02 min [1]
Object Designation : (469) Argentina
Orbit Class : MBA
Star Designation : GDR3 0955313087271712512
Star Coordinates (ICRF) : RA = 06 21 31.6614, DE = +38 15 08.881 [2]
Star Magnitudes : G = 10.93 mag, RP = 9.97 mag, BP = 11.9 mag
Object Magnitude : V = 13.73 mag
Estimated Magnitude Drop : 2.9 mag
Estimated Max. Duration : 13.9 sec
Object Mean Diameter : 126 km (src: astorb)
Speed of the shadow : 9.0 km/s
Elongation to Moon & Sun : 94° (sunlit = 73%), Sun = 144°
Cross-track uncertainty : 1.7 mas = 2 km = 0.02 path-width (1-sig)
RUWE and duplicate source : 1.13 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#64
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0