2026-09-18 / UCAC4 311-252557 / (181953) 1999 TH245
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Michael OConnell
O-
VID
M350
ES
NTP
20:12:47
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::
20:14:47
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 eae4a300-d9b0-11f1-43f3-b2a1effbe471 for map and profile fit
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Event Details
Occultation UUID [and DB] : eae4a300-d9b0-11f1-43f3-b2a1effbe471 [observed]
Occultation Date + Time : 2026-09-18 at 20:03:49 UT +/- 0.19 min [1]
Object Designation : (181953) 1999 TH245
Orbit Class : MBA
Star Designation : GDR3 6753103802515217152
Star Coordinates (ICRF) : RA = 19 39 53.8202, DE = -27 55 21.501 [2]
Star Magnitudes : G = 14.59 mag, RP = 14.03 mag, BP = 14.98 mag
Object Magnitude : V = 20.24 mag
Estimated Magnitude Drop : 5.7 mag
Estimated Max. Duration : 0.4 sec
Object Mean Diameter : 2.7 km (src: astorb)
Speed of the shadow : 6.2 km/s
Elongation to Moon & Sun : 26° (sunlit = 50%), Sun = 116°
Cross-track uncertainty : 6.0 mas = 9 km = 3.39 path-width (1-sig)
RUWE and duplicate source : 0.91 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL37
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)
