2024-08-12 / UCAC4 628-027757 / (27723) 1990 QA
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Simon Kidd
O-
VID
M350
GB
GPS
00:42:00
00:43:38
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 390344e0-ddb5-11f0-547e-8cf36fbc7d18 for map and profile fit
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Event Details
Occultation UUID [and DB] : 390344e0-ddb5-11f0-547e-8cf36fbc7d18 [observed]
Occultation Date + Time : 2024-08-12 at 00:43:52 UT +/- 0.0 min [1]
Object Designation : (27723) 1990 QA
Orbit Class : MBA
Star Designation : GDR3 3455566034496742784
Star Coordinates (ICRF) : RA = 05 47 30.6647, DE = +35 27 40.388 [2]
Star Magnitudes : G = 12.85 mag, RP = 12.31 mag, BP = 13.21 mag
Object Magnitude : V = 18.23 mag
Estimated Magnitude Drop : 5.4 mag
Estimated Max. Duration : 0.3 sec
Object Mean Diameter : 10.3 km (src: astorb)
Speed of the shadow : 35.5 km/s
Elongation to Moon & Sun : 135° (sunlit = 44%), Sun = 53°
Cross-track uncertainty : 0.3 mas = 0 km = 0.07 path-width (1-sig)
RUWE and duplicate source : 0.94 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#63
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)
