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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10 observations found in db: euraster
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : 2f4d1018-e0d0-4c51-b620-ebc7dfa939fa [observed]
Occultation Date + Time : 2002-10-23 at 22:52:25 UT +/- 0.06 min [1]
Object Designation : (1112) Polonia
Orbit Class : MBA
Star Designation : GDR3 2793308195149622272
Star Coordinates (ICRF) : RA = 00 26 10.4181, DE = +17 33 13.756 [2]
Star Magnitudes : G = 10.45 mag, RP = 10.05 mag, BP = 10.69 mag
Object Magnitude : V = 14.09 mag
Estimated Magnitude Drop : 3.7 mag
Estimated Max. Duration : 3.7 sec
Object Mean Diameter : 36 km (src: astorb)
Speed of the shadow : 9.7 km/s
Elongation to Moon & Sun : 48° (sunlit = 94%), Sun = 158°
Cross-track uncertainty : 13.0 mas = 16 km = 0.47 path-width (1-sig)
RUWE and duplicate source : 0.99 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#72
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0