2025-08-24 / UCAC4 551-013495 / (1427) Ruvuma
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Peter Nosal, Paula Libic |
O+ |
VID |
M200 |
SK |
NTP |
01:46:30 |
01:46:58.75 |
01:46:59.87 |
01:48:08 |
0.130 |
0.120 |
1.12 |
27.3 |
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):
| Map with groundtrack and observer stations |
|---|
| Event Details |
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Occultation UUID [and DB] : 50fbfa90-ddb7-11f0-547e-045bfbbf8a92 [observed]
Occultation Date + Time : 2025-08-24 at 01:49:08 UT +/- 0.0 min [1]
Object Designation : (1427) Ruvuma
Orbit Class : MBA
Star Designation : GDR3 3413776865995937408
Star Coordinates (ICRF) : RA = 05 17 26.1326, DE = +20 10 22.330 [2]
Star Magnitudes : G = 14.86 mag, RP = 14.07 mag, BP = 15.52 mag
Object Magnitude : V = 16.92 mag
Estimated Magnitude Drop : 2.2 mag
Estimated Max. Duration : 1.5 sec
Object Mean Diameter : 37.6 km (src: astorb)
Speed of the shadow : 24.4 km/s
Elongation to Moon & Sun : 81° (sunlit = 1%), Sun = 71°
Cross-track uncertainty : 0.4 mas = 0 km = 0.02 path-width (1-sig)
RUWE and duplicate source : 0.97 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#79
Note : FP:true
Object is a Gaia mass determination target !
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
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