2023-10-31 / UCAC4 634-021792 / (5447) Lallement
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Tim Haymes |
O+ |
VID |
M280 |
GB |
GPS |
00:49:00 |
00:50:26.41 |
00:50:27.69 |
00:52:00 |
0.05 |
0.08 |
1.28 |
7.7 |
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] : 3116b970-ddb4-11f0-547e-c9dcf3dbe8b4 [observed]
Occultation Date + Time : 2023-10-31 at 00:43:15 UT +/- 0.01 min [1]
Object Designation : (5447) Lallement
Orbit Class : MBA
Star Designation : GDR3 0185734967362337408
Star Coordinates (ICRF) : RA = 05 07 46.3983, DE = +36 38 44.512 [2]
Star Magnitudes : G = 12.87 mag, RP = 12.46 mag, BP = 13.12 mag
Object Magnitude : V = 17.09 mag
Estimated Magnitude Drop : 4.2 mag
Estimated Max. Duration : 1.7 sec
Object Mean Diameter : 10.4 km (src: astorb)
Speed of the shadow : 6.0 km/s
Elongation to Moon & Sun : 17° (sunlit = 94%), Sun = 136°
Cross-track uncertainty : 0.3 mas = 0 km = 0.04 path-width (1-sig)
RUWE and duplicate source : 0.94 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#57
Note : FP:true
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
|
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