2025-09-24 / UCAC4 575-000672 / (271330) 2003 WS41
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Alexandros Siakas
O-
CCD
T279
CY
GPS
01:04:32
::
::
01:06:32
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 71253470-ddb8-11f0-547e-a18cff7fa3c7 for map and profile fit
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Event Details
Occultation UUID [and DB] : 71253470-ddb8-11f0-547e-a18cff7fa3c7 [observed]
Occultation Date + Time : 2025-09-24 at 01:10:30 UT +/- 0.02 min [1]
Object Designation : (271330) 2003 WS41
Orbit Class : MBA
Star Designation : GDR3 2849533165344366208
Star Coordinates (ICRF) : RA = 00 16 12.3891, DE = +24 57 25.636 [2]
Star Magnitudes : G = 13.31 mag, RP = 12.52 mag, BP = 13.98 mag
Object Magnitude : V = 20.44 mag
Estimated Magnitude Drop : 7.1 mag
Estimated Max. Duration : 0.2 sec
Object Mean Diameter : 3.3 km (src: astorb)
Speed of the shadow : 14.3 km/s
Elongation to Moon & Sun : 159° (sunlit = 5%), Sun = 155°
Cross-track uncertainty : 2.7 mas = 5 km = 1.55 path-width (1-sig)
RUWE and duplicate source : 1.05 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#31
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)
