2024-09-21 / UCAC4 531-146554 / (161431) 2003 WG83
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Anna Marciniak
O+
CCD
M400
PL
NTP
22:03:35
22:04:36.790
22:04:37.070
22:05:34
0.03
0.03
0.28
2.2
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 6bcad780-ddb5-11f0-547e-bb8ff3fea1f0 for map and profile fit
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Event Details
Occultation UUID [and DB] : 6bcad780-ddb5-11f0-547e-bb8ff3fea1f0 [observed]
Occultation Date + Time : 2024-09-21 at 22:09:21 UT +/- 0.02 min [1]
Object Designation : (161431) 2003 WG83
Orbit Class : MBA
Star Designation : GDR3 2733619832045613568
Star Coordinates (ICRF) : RA = 22 39 34.3279, DE = +16 09 50.541 [2]
Star Magnitudes : G = 12.25 mag, RP = 11.48 mag, BP = 12.91 mag
Object Magnitude : V = 18.01 mag
Estimated Magnitude Drop : 5.8 mag
Estimated Max. Duration : 0.4 sec
Object Mean Diameter : 3.4 km (src: astorb)
Speed of the shadow : 7.8 km/s
Elongation to Moon & Sun : 65° (sunlit = 80%), Sun = 155°
Cross-track uncertainty : 4.7 mas = 4 km = 1.29 path-width (1-sig)
RUWE and duplicate source : 1.1 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#34
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)
