2023-12-23 / UCAC4 609-035472 / (264071) 2009 SW159
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Stefano Sposetti |
O- |
VID |
M420 |
CH |
GPS |
20:43:00 |
|
|
20:47:00 |
|
|
|
|
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):
| Map with groundtrack and observer stations |
|---|
| Event Details |
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Occultation UUID [and DB] : 4bd753a0-ddb4-11f0-547e-aae0c3f6d8b7 [observed]
Occultation Date + Time : 2023-12-23 at 20:42:27 UT +/- 0.09 min [1]
Object Designation : (264071) 2009 SW159
Orbit Class : JTRO
Star Designation : GDR3 0936958316897112320
Star Coordinates (ICRF) : RA = 06 49 29.4015, DE = +31 38 50.099 [2]
Star Magnitudes : G = 11.89 mag, RP = 11.09 mag, BP = 12.57 mag
Object Magnitude : V = 20.7 mag
Estimated Magnitude Drop : 8.8 mag
Estimated Max. Duration : 0.4 sec
Object Mean Diameter : 5.6 km (src: astorb)
Speed of the shadow : 16.2 km/s
Elongation to Moon & Sun : 47° (sunlit = 89%), Sun = 168°
Cross-track uncertainty : 28.0 mas = 81 km = 14.52 path-width (1-sig)
RUWE and duplicate source : 1.13 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#26
Note : FP:true
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
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