2026-05-04 / J141925.86-134444.5 / (1638) Ruanda
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Deborah Smith
O+
VID
M250
ES
GPS
22:59:29
23:00:29.808
23:00:31.810
23:01:29
0.042
0.042
2.00
19.8
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 085b4160-33ed-11f1-6999-2058dffea710 for map and profile fit
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Event Details
Occultation UUID [and DB] : 085b4160-33ed-11f1-6999-2058dffea710 [asteroids]
Occultation Date + Time : 2026-05-04 at 22:56:15 UT +/- 0.01 min [1]
Object Designation : (1638) Ruanda
Orbit Class : MBA
Star Designation : GDR3 6299931495188447232
Star Coordinates (ICRF) : RA = 14 19 25.8569, DE = -13 44 44.533 [2]
Star Magnitudes : G = 12.27 mag, RP = 19.95 mag, BP = 20.72 mag
Object Magnitude : V = 14.68 mag
Estimated Magnitude Drop : 2.5 mag
Estimated Max. Duration : 1.6 sec
Object Mean Diameter : 16.2 km (src: astorb)
Speed of the shadow : 9.9 km/s
Elongation to Moon & Sun : 43° (sunlit = 91%), Sun = 173°
Cross-track uncertainty : 1.0 mas = 1 km = 0.07 path-width (1-sig)
RUWE and duplicate source : 1.17 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#75
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)
