2023-10-08 / UCAC4 544-007149 / (64844) 2001 YB12
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Antoni Selva |
O- |
VID |
M500 |
ES |
GPS |
23:29:06 |
|
|
23:33:05 |
|
|
|
|
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 |
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Occultation UUID [and DB] : 214a61e0-ddb4-11f0-547e-5822180b6915 [observed]
Occultation Date + Time : 2023-10-08 at 23:24:18 UT +/- 0.03 min [1]
Object Designation : (64844) 2001 YB12
Orbit Class : MBA
Star Designation : GDR3 0056935327723272448
Star Coordinates (ICRF) : RA = 03 37 55.9343, DE = +18 43 49.052 [2]
Star Magnitudes : G = 13.64 mag, RP = 13.11 mag, BP = 13.99 mag
Object Magnitude : V = 20.28 mag
Estimated Magnitude Drop : 6.7 mag
Estimated Max. Duration : 0.5 sec
Object Mean Diameter : 3.2 km (src: astorb)
Speed of the shadow : 6.3 km/s
Elongation to Moon & Sun : 75° (sunlit = 28%), Sun = 139°
Cross-track uncertainty : 1.7 mas = 2 km = 0.92 path-width (1-sig)
RUWE and duplicate source : 1.01 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#35
Note : FP:true
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
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