2026-09-16 / UCAC4 505-147669 / (218765) 2005 WO4
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Michael OConnell
O-
VID
M350
ES
NTP
22:31:17
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22:33:17
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 e6681b90-d9b0-11f1-43f3-c224c7cf5603 for map and profile fit
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Event Details
Occultation UUID [and DB] : e6681b90-d9b0-11f1-43f3-c224c7cf5603 [observed]
Occultation Date + Time : 2026-09-16 at 22:28:43 UT +/- 0.01 min [1]
Object Designation : (218765) 2005 WO4
Orbit Class : MBA
Star Designation : GDR3 2763341658569643264
Star Coordinates (ICRF) : RA = 23 33 06.7456, DE = +10 56 42.626 [2]
Star Magnitudes : G = 10.86 mag, RP = 10.18 mag, BP = 11.4 mag
Object Magnitude : V = 18.22 mag
Estimated Magnitude Drop : 7.4 mag
Estimated Max. Duration : 0.3 sec
Object Mean Diameter : 3.0 km (src: astorb)
Speed of the shadow : 10.7 km/s
Elongation to Moon & Sun : 116° (sunlit = 32%), Sun = 167°
Cross-track uncertainty : 7.0 mas = 6 km = 2.26 path-width (1-sig)
RUWE and duplicate source : 1.16 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL35
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)
