2026-09-23 / UCAC4 509-011521 / (17518) Redqueen
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Deborah Smith
O-
VID
M250
ES
GPS
03:00:21
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03:02:21
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 4543dc30-d9b1-11f1-43f3-e790dfce4cf5 for map and profile fit
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Event Details
Occultation UUID [and DB] : 4543dc30-d9b1-11f1-43f3-e790dfce4cf5 [observed]
Occultation Date + Time : 2026-09-23 at 03:05:12 UT +/- 0.0 min [1]
Object Designation : (17518) Redqueen
Orbit Class : MBA
Star Designation : GDR3 3340837601071309824
Star Coordinates (ICRF) : RA = 05 30 07.8434, DE = +11 40 25.774 [2]
Star Magnitudes : G = 13.39 mag, RP = 12.82 mag, BP = 13.78 mag
Object Magnitude : V = 17.7 mag
Estimated Magnitude Drop : 4.3 mag
Estimated Max. Duration : 0.7 sec
Object Mean Diameter : 9.0 km (src: astorb)
Speed of the shadow : 13.1 km/s
Elongation to Moon & Sun : 124° (sunlit = 87%), Sun = 97°
Cross-track uncertainty : 0.7 mas = 1 km = 0.12 path-width (1-sig)
RUWE and duplicate source : 0.98 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL68
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)
