2026-08-10 / UCAC4 323-182042 / (13291) 1998 QH77
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Deborah Smith, Eric Smith
O-
VID
M280
ES
GPS
21:46:51
::
::
21:48:52
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 503d99e0-d9ad-11f1-43f3-c9aed8bfdc80 for map and profile fit
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Event Details
Occultation UUID [and DB] : 503d99e0-d9ad-11f1-43f3-c9aed8bfdc80 [observed]
Occultation Date + Time : 2026-08-10 at 21:42:27 UT +/- 0.02 min [1]
Object Designation : (13291) 1998 QH77
Orbit Class : MBA
Star Designation : GDR3 4076174377682378880
Star Coordinates (ICRF) : RA = 18 31 08.0005, DE = -25 29 02.149 [2]
Star Magnitudes : G = 12.41 mag, RP = 11.01 mag, BP = 14.8 mag
Object Magnitude : V = 18.14 mag
Estimated Magnitude Drop : 5.7 mag
Estimated Max. Duration : 1.1 sec
Object Mean Diameter : 8.7 km (src: astorb)
Speed of the shadow : 8.0 km/s
Elongation to Moon & Sun : 164° (sunlit = 5%), Sun = 139°
Cross-track uncertainty : 1.4 mas = 2 km = 0.28 path-width (1-sig)
RUWE and duplicate source : 1.01 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL52
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)
