2026-04-08 / UCAC4 661-055378 / (13123) Tyson
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Henk de Groot
O+
VID
M350
NL
GPS
19:32:03
19:32:58.65
19:32:59.35
19:33:56
0.020
0.020
0.70
7.3
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 6c17d7a0-343c-11f1-6999-f64fb9fefe55 for map and profile fit
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Event Details
Occultation UUID [and DB] : 6c17d7a0-343c-11f1-6999-f64fb9fefe55 [asteroids]
Occultation Date + Time : 2026-04-08 at 19:32:47 UT +/- 0.0 min [1]
Object Designation : (13123) Tyson
Orbit Class : MBA
Star Designation : GDR3 0804663535957092992
Star Coordinates (ICRF) : RA = 10 28 30.5740, DE = +42 00 49.685 [2]
Star Magnitudes : G = 12.76 mag, RP = 12.28 mag, BP = 13.07 mag
Object Magnitude : V = 17.73 mag
Estimated Magnitude Drop : 5.0 mag
Estimated Max. Duration : 1.0 sec
Object Mean Diameter : 10.1 km (src: astorb)
Speed of the shadow : 10.4 km/s
Elongation to Moon & Sun : 128° (sunlit = 63%), Sun = 118°
Cross-track uncertainty : 0.3 mas = 0 km = 0.05 path-width (1-sig)
RUWE and duplicate source : 0.92 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#69
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)
