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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5 observations found in db: euraster
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : d7060f37-662a-4e63-b3db-8bf9f4ef099b [observed]
Occultation Date + Time : 1998-02-14 at 18:14:16 UT +/- 0.02 min [1]
Object Designation : (449) Hamburga
Orbit Class : MBA
Star Designation : GDR3 0073354472298548992
Star Coordinates (ICRF) : RA = 02 12 32.2550, DE = +11 52 53.123 [2]
Star Magnitudes : G = 9.11 mag, RP = 8.36 mag, BP = 9.72 mag
Object Magnitude : V = 14.96 mag
Estimated Magnitude Drop : 5.9 mag
Estimated Max. Duration : 3.1 sec
Object Mean Diameter : 86 km (src: astorb)
Speed of the shadow : 27.5 km/s
Elongation to Moon & Sun : 147° (sunlit = 90%), Sun = 69°
Cross-track uncertainty : 5.7 mas = 10 km = 0.12 path-width (1-sig)
RUWE and duplicate source : 0.97 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#60
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0