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2024-12-26 / UCAC4 502-024696 / (11574) d'Alviella

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Marcin Filipek O+ VID M400 PL GPS 21:42:13 21:42:22.16 21:42:22.73 21:42:29 0.03 0.03 0.57 7.5
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: sodis

Available (probably) matching predictions (click on the link to switch):

JPL#60 : d3131e70-ddb5-11f0-547e-4ee89fdd9dbf [db: observed]
Using prediction d3131e70-ddb5-11f0-547e-4ee89fdd9dbf for map and profile fit
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Event Details
Occultation UUID [and DB] : d3131e70-ddb5-11f0-547e-4ee89fdd9dbf [observed] Occultation Date + Time : 2024-12-26 at 21:39:39 UT +/- 0.01 min [1] Object Designation : (11574) d'Alviella Orbit Class : MBA Star Designation : GDR3 3330468931548560000 Star Coordinates (ICRF) : RA = 06 23 28.8857, DE = +10 14 46.364 [2] Star Magnitudes : G = 13.84 mag, RP = 13.3 mag, BP = 13.94 mag Object Magnitude : V = 17.66 mag Estimated Magnitude Drop : 3.9 mag Estimated Max. Duration : 0.4 sec Object Mean Diameter : 4.6 km (src: astorb) Speed of the shadow : 13.2 km/s Elongation to Moon & Sun : 130° (sunlit = 16%), Sun = 167° Cross-track uncertainty : 2.6 mas = 2 km = 0.62 path-width (1-sig) RUWE and duplicate source : 14.52 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#60 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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