2025-09-03 / UCAC4 374-177523 / (57481) 2001 ST153
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Daniel Antuszewicz |
O- |
VID |
M300 |
PL |
NTP |
20:57:04 |
:: |
:: |
20:59:04 |
|
|
|
|
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 |
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| Event Details |
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Occultation UUID [and DB] : 605e6cc0-ddb7-11f0-547e-6d36feff0ccd [observed]
Occultation Date + Time : 2025-09-03 at 20:58:52 UT +/- 0.01 min [1]
Object Designation : (57481) 2001 ST153
Orbit Class : MBA
Star Designation : GDR3 6838989125362896768
Star Coordinates (ICRF) : RA = 21 59 02.9029, DE = -15 21 18.066 [2]
Star Magnitudes : G = 12.5 mag, RP = 11.99 mag, BP = 12.84 mag
Object Magnitude : V = 18.94 mag
Estimated Magnitude Drop : 6.5 mag
Estimated Max. Duration : 0.3 sec
Object Mean Diameter : 3.4 km (src: astorb)
Speed of the shadow : 11.9 km/s
Elongation to Moon & Sun : 34° (sunlit = 83%), Sun = 165°
Cross-track uncertainty : 1.3 mas = 1 km = 0.50 path-width (1-sig)
RUWE and duplicate source : 1.05 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#46
Note : FP:true
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
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