2026-08-04 / TYC 6377-01292-1 / (90640) 4500 T-2
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Ferran Casarramona
O-
VID
M200
ES
GPS
23:00:02
::
::
23:03:02
2
show Deborah Smith
O-
VID
M250
ES
GPS
23:00:24
::
::
23:02:24
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
More 2 observations found in db: sodis
Available (probably) matching predictions (click on the link to switch):
Using prediction ec0b93a0-d9ac-11f1-43f3-e4e177ffa7a5 for map and profile fit
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Event Details
Occultation UUID [and DB] : ec0b93a0-d9ac-11f1-43f3-e4e177ffa7a5 [observed]
Occultation Date + Time : 2026-08-04 at 22:59:55 UT +/- 0.04 min [1]
Object Designation : (90640) 4500 T-2
Orbit Class : MBA
Star Designation : GDR3 6827008679163620224
Star Coordinates (ICRF) : RA = 22 08 17.2072, DE = -16 07 22.230 [2]
Star Magnitudes : G = 11.24 mag, RP = 10.79 mag, BP = 11.53 mag
Object Magnitude : V = 19.35 mag
Estimated Magnitude Drop : 8.1 mag
Estimated Max. Duration : 0.3 sec
Object Mean Diameter : 2.7 km (src: astorb)
Speed of the shadow : 9.7 km/s
Elongation to Moon & Sun : 60° (sunlit = 63%), Sun = 164°
Cross-track uncertainty : 7.3 mas = 9 km = 3.36 path-width (1-sig)
RUWE and duplicate source : 0.93 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL42
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)
