2025-11-04 / TYC 1195-01065-1 / (189753) 2001 YS127
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Andreas Schweizer |
O+ |
VID |
M250 |
CH |
GPS |
19:37:50 |
19:38:24.330 |
19:38:24.713 |
19:38:50 |
0.004 |
0.004 |
0.38 |
3.6 |
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] : aaec28d0-ddb8-11f0-547e-ff7bdfb9b5f3 [observed]
Occultation Date + Time : 2025-11-04 at 19:37:57 UT +/- 0.06 min [1]
Object Designation : (189753) 2001 YS127
Orbit Class : MBA
Star Designation : GDR3 2790336868053984384
Star Coordinates (ICRF) : RA = 01 03 06.2905, DE = +20 34 10.908 [2]
Star Magnitudes : G = 8.86 mag, RP = 8.5 mag, BP = 9.07 mag
Object Magnitude : V = 19.6 mag
Estimated Magnitude Drop : 10.7 mag
Estimated Max. Duration : 0.2 sec
Object Mean Diameter : 2.1 km (src: astorb)
Speed of the shadow : 9.5 km/s
Elongation to Moon & Sun : 13° (sunlit = 99%), Sun = 156°
Cross-track uncertainty : 21.3 mas = 23 km = 11.35 path-width (1-sig)
RUWE and duplicate source : 1.03 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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