2025-08-28 / UCAC4 417-145556 / (13919) 1984 SO4
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Simon Kidd
O-
VID
M350
GB
GPS
02:29:30
::
::
02:31:03
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 54bde490-ddb7-11f0-547e-819e8fda17a3 for map and profile fit
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Event Details
Occultation UUID [and DB] : 54bde490-ddb7-11f0-547e-819e8fda17a3 [observed]
Occultation Date + Time : 2025-08-28 at 02:39:32 UT +/- 0.0 min [1]
Object Designation : (13919) 1984 SO4
Orbit Class : MBA
Star Designation : GDR3 2667707958251294720
Star Coordinates (ICRF) : RA = 21 39 38.0427, DE = -06 46 25.787 [2]
Star Magnitudes : G = 13.68 mag, RP = 13.05 mag, BP = 13.86 mag
Object Magnitude : V = 16.11 mag
Estimated Magnitude Drop : 2.5 mag
Estimated Max. Duration : 0.7 sec
Object Mean Diameter : 5.2 km (src: astorb)
Speed of the shadow : 7.1 km/s
Elongation to Moon & Sun : 115° (sunlit = 22%), Sun = 168°
Cross-track uncertainty : 1.5 mas = 1 km = 0.21 path-width (1-sig)
RUWE and duplicate source : 6.41 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#63
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)
