2024-12-26 / UCAC4 502-024696 / (11574) d'Alviella
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. 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):
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
(If error 404: link not valid which means no data available)
