2025-04-23 / UCAC4 403-067850 / (389797) 2011 UB134
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Wojciech Burzynski
O-
VID
T600
PL
GPS
21:10:07
21:12:20
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 7f9ae790-ddb6-11f0-547e-01e5ffffa1d0 for map and profile fit
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Event Details
Occultation UUID [and DB] : 7f9ae790-ddb6-11f0-547e-01e5ffffa1d0 [observed]
Occultation Date + Time : 2025-04-23 at 20:55:33 UT +/- 0.15 min [1]
Object Designation : (389797) 2011 UB134
Orbit Class : MBA
Star Designation : GDR3 4337875810291561344
Star Coordinates (ICRF) : RA = 16 45 35.4671, DE = -09 27 27.153 [2]
Star Magnitudes : G = 11.13 mag, RP = 9.84 mag, BP = 12.94 mag
Object Magnitude : V = 20.28 mag
Estimated Magnitude Drop : 9.2 mag
Estimated Max. Duration : 0.5 sec
Object Mean Diameter : 1.80 km (src: astorb)
Speed of the shadow : 3.8 km/s
Elongation to Moon & Sun : 88° (sunlit = 21%), Sun = 141°
Cross-track uncertainty : 23.7 mas = 28 km = 15.71 path-width (1-sig)
RUWE and duplicate source : 1.2 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#27
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)
