2025-08-30 / UCAC4 590-018117 / (169) Zelia
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show
William Stewart
O+
VID
M279
GB
GPS
02:14:50
02:15:47.70
02:15:49.78
02:16:49
0.160
0.160
2.08
50.5
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
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1 observation found in db: sodis
Available (probably) matching predictions (click on the link to switch):
Using prediction 55e4b150-ddb7-11f0-547e-3117bfea0071 for map and profile fit
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Event Details
Occultation UUID [and DB] : 55e4b150-ddb7-11f0-547e-3117bfea0071 [observed]
Occultation Date + Time : 2025-08-30 at 02:17:49 UT +/- 0.0 min [1]
Object Designation : (169) Zelia
Orbit Class : MBA
Star Designation : GDR3 3421515911731859456
Star Coordinates (ICRF) : RA = 05 23 14.0531, DE = +27 56 24.827 [2]
Star Magnitudes : G = 13.55 mag, RP = 12.52 mag, BP = 14.65 mag
Object Magnitude : V = 14.38 mag
Estimated Magnitude Drop : 1.2 mag
Estimated Max. Duration : 1.4 sec
Object Mean Diameter : 33.6 km (src: astorb)
Speed of the shadow : 24.3 km/s
Elongation to Moon & Sun : 152° (sunlit = 39%), Sun = 75°
Cross-track uncertainty : 0.3 mas = 0 km = 0.02 path-width (1-sig)
RUWE and duplicate source : 1.04 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#76
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)