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] : 916cbca8-6490-4bf7-ac2b-80b8fff73824 [observed]
Occultation Date + Time : 2011-09-17 at 01:29:16 UT +/- 0.1 min [1]
Object Designation : (735) Marghanna
Orbit Class : MBA
Star Designation : GDR3 2498918973333903488
Star Coordinates (ICRF) : RA = 02 42 22.3394, DE = +00 50 02.574 [2]
Star Magnitudes : G = 13.34 mag, RP = 12.41 mag, BP = 13.43 mag
Object Magnitude : V = 12.5 mag
Estimated Magnitude Drop : 0.4 mag
Estimated Max. Duration : 19.6 sec
Object Mean Diameter : 74 km (src: astorb)
Speed of the shadow : 3.8 km/s
Elongation to Moon & Sun : 18° (sunlit = 82%), Sun = 134°
Cross-track uncertainty : 10.2 mas = 7 km = 0.10 path-width (1-sig)
RUWE and duplicate source : 17.82 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