2024-09-04 / UCAC4 381-161630 / (3866) Langley
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Ferran Casarramona |
O+ |
VID |
M200 |
ES |
GPS |
21:44:02 |
21:46:03.9 |
21:46:09.5 |
21:48:01 |
0.5 |
0.3 |
5.60 |
24.1 |
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] : 539c32d0-ddb5-11f0-547e-8d25ff9e2d09 [observed]
Occultation Date + Time : 2024-09-04 at 21:57:06 UT +/- 0.01 min [1]
Object Designation : (3866) Langley
Orbit Class : MBA
Star Designation : GDR3 6876346789563077376
Star Coordinates (ICRF) : RA = 20 21 30.7352, DE = -13 54 23.681 [2]
Star Magnitudes : G = 14.28 mag, RP = 13.55 mag, BP = 14.85 mag
Object Magnitude : V = 15.93 mag
Estimated Magnitude Drop : 1.9 mag
Estimated Max. Duration : 3.4 sec
Object Mean Diameter : 14.8 km (src: astorb)
Speed of the shadow : 4.3 km/s
Elongation to Moon & Sun : 121° (sunlit = 3%), Sun = 141°
Cross-track uncertainty : 0.3 mas = 0 km = 0.03 path-width (1-sig)
RUWE and duplicate source : 1.03 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#72
Note : FP:true
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
|
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