2026-09-06 / UCAC4 442-126770 / (5956) d'Alembert
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Deborah Smith
O-
VID
M300
ES
GPS
22:58:46
::
::
23:00:46
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 ad1932d0-d9af-11f1-43f3-5d00fff67f3b for map and profile fit
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Event Details
Occultation UUID [and DB] : ad1932d0-d9af-11f1-43f3-5d00fff67f3b [observed]
Occultation Date + Time : 2026-09-06 at 23:06:36 UT +/- 0.02 min [1]
Object Designation : (5956) d'Alembert
Orbit Class : MBA
Star Designation : GDR3 2676874857274690304
Star Coordinates (ICRF) : RA = 22 09 58.4594, DE = -01 46 36.837 [2]
Star Magnitudes : G = 15.19 mag, RP = 14.17 mag, BP = 15.94 mag
Object Magnitude : V = 15.21 mag
Estimated Magnitude Drop : 0.8 mag
Estimated Max. Duration : 1.1 sec
Object Mean Diameter : 7.8 km (src: astorb)
Speed of the shadow : 7.0 km/s
Elongation to Moon & Sun : 134° (sunlit = 21%), Sun = 166°
Cross-track uncertainty : 2.3 mas = 1 km = 0.21 path-width (1-sig)
RUWE and duplicate source : 4.58 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL64
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)
