2025-10-06 / UCAC4 569-005927 / (16915) Bredthauer
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Michael OConnell |
O+ |
VID |
M350 |
ES |
NTP |
04:44:45 |
04:45:46.30 |
04:45:48.17 |
04:46:45 |
0.080 |
0.080 |
1.87 |
23.4 |
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] : 84529150-ddb8-11f0-547e-c2ea7aae91f2 [observed]
Occultation Date + Time : 2025-10-06 at 04:49:50 UT +/- 0.01 min [1]
Object Designation : (16915) Bredthauer
Orbit Class : MBA
Star Designation : GDR3 0113084328535958400
Star Coordinates (ICRF) : RA = 02 47 19.3793, DE = +23 45 36.721 [2]
Star Magnitudes : G = 13.92 mag, RP = 13.22 mag, BP = 14.48 mag
Object Magnitude : V = 18.66 mag
Estimated Magnitude Drop : 4.8 mag
Estimated Max. Duration : 1.0 sec
Object Mean Diameter : 12.9 km (src: astorb)
Speed of the shadow : 12.5 km/s
Elongation to Moon & Sun : 47° (sunlit = 99%), Sun = 146°
Cross-track uncertainty : 1.0 mas = 2 km = 0.20 path-width (1-sig)
RUWE and duplicate source : 0.98 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#64
Note : FP:true
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
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