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] : 5a60976b-0186-4e6e-95b5-8d1c1e0c4278 [observed]
Occultation Date + Time : 2002-09-14 at 18:52:48 UT +/- 0.01 min [1]
Object Designation : (25) Phocaea
Orbit Class : MBA
Star Designation : GDR3 4478287224739393408
Star Coordinates (ICRF) : RA = 18 22 18.0739, DE = +07 27 02.643 [2]
Star Magnitudes : G = 11.17 mag, RP = 10.96 mag, BP = 11.28 mag
Object Magnitude : V = 11.07 mag
Estimated Magnitude Drop : 0.7 mag
Estimated Max. Duration : 4.6 sec
Object Mean Diameter : 75 km (src: astorb)
Speed of the shadow : 16.2 km/s
Elongation to Moon & Sun : 33° (sunlit = 61%), Sun = 103°
Cross-track uncertainty : 4.0 mas = 3 km = 0.05 path-width (1-sig)
RUWE and duplicate source : 0.95 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#121
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0