2026-08-05 / J185048.91-163726.4 / (250805) 2005 UY18
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Michael OConnell
O-
VID
M350
ES
NTP
22:25:51
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::
22:27:51
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 0f84b140-d9ad-11f1-43f3-c98fff7de281 for map and profile fit
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Event Details
Occultation UUID [and DB] : 0f84b140-d9ad-11f1-43f3-c98fff7de281 [observed]
Occultation Date + Time : 2026-08-05 at 22:29:13 UT +/- 0.09 min [1]
Object Designation : (250805) 2005 UY18
Orbit Class : MBA
Star Designation : GDR3 4099275563659543424
Star Coordinates (ICRF) : RA = 18 50 48.9140, DE = -16 37 26.435 [2]
Star Magnitudes : G = 12.61 mag, RP = 11.19 mag, BP = 15.21 mag
Object Magnitude : V = 21.0 mag
Estimated Magnitude Drop : 8.4 mag
Estimated Max. Duration : 0.3 sec
Object Mean Diameter : 2.5 km (src: astorb)
Speed of the shadow : 10.1 km/s
Elongation to Moon & Sun : 118° (sunlit = 52%), Sun = 148°
Cross-track uncertainty : 20.7 mas = 38 km = 15.37 path-width (1-sig)
RUWE and duplicate source : 1.02 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL30
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)
