2025-08-26 / UCAC4 556-037348 / (4651) Wongkwancheng
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Peter Delincak |
O+ |
VID |
M400 |
SK |
NTP |
00:50:02 |
00:52:16.49 |
00:52:16.77 |
00:54:12 |
0.080 |
0.100 |
0.28 |
10.4 |
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 |
|
Occultation UUID [and DB] : 52476650-ddb7-11f0-547e-7a9add7ca318 [observed]
Occultation Date + Time : 2025-08-26 at 00:54:21 UT +/- 0.0 min [1]
Object Designation : (4651) Wongkwancheng
Orbit Class : MBA
Star Designation : GDR3 3367604558816029312
Star Coordinates (ICRF) : RA = 07 03 50.9654, DE = +21 11 29.731 [2]
Star Magnitudes : G = 13.45 mag, RP = 12.98 mag, BP = 13.76 mag
Object Magnitude : V = 18.79 mag
Estimated Magnitude Drop : 5.4 mag
Estimated Max. Duration : 0.2 sec
Object Mean Diameter : 7.9 km (src: astorb)
Speed of the shadow : 37.3 km/s
Elongation to Moon & Sun : 81° (sunlit = 8%), Sun = 48°
Cross-track uncertainty : 0.1 mas = 0 km = 0.03 path-width (1-sig)
RUWE and duplicate source : 1.07 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#66
Note : FP:true
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
|
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