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):
Using prediction 52476650-ddb7-11f0-547e-7a9add7ca318 for map and profile fit
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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
(If error 404: link not valid which means no data available)
