2025-09-17 / UCAC4 478-138354 / (31569) Adriansonka
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Michael OConnell
O-
VID
M350
ES
NTP
00:12:32
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::
00:14:32
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 700f4d10-ddb7-11f0-547e-d977bbbfd3be for map and profile fit
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Event Details
Occultation UUID [and DB] : 700f4d10-ddb7-11f0-547e-d977bbbfd3be [observed]
Occultation Date + Time : 2025-09-17 at 00:13:18 UT +/- 0.0 min [1]
Object Designation : (31569) Adriansonka
Orbit Class : MBA
Star Designation : GDR3 2743788046860432640
Star Coordinates (ICRF) : RA = 23 54 13.8606, DE = +05 31 21.180 [2]
Star Magnitudes : G = 13.43 mag, RP = 12.93 mag, BP = 13.75 mag
Object Magnitude : V = 16.43 mag
Estimated Magnitude Drop : 3.1 mag
Estimated Max. Duration : 0.6 sec
Object Mean Diameter : 4.6 km (src: astorb)
Speed of the shadow : 8.1 km/s
Elongation to Moon & Sun : 116° (sunlit = 23%), Sun = 171°
Cross-track uncertainty : 1.0 mas = 0 km = 0.17 path-width (1-sig)
RUWE and duplicate source : 0.91 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#56
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)
