2023-07-07 / UCAC4 374-139719 / (31829) 1999 XT12
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Peter Delincak |
O- |
VID |
M400 |
SK |
NTP |
21:09:51 |
|
|
21:14:01 |
|
|
|
|
| 2 |
show |
Daniel Blazewicz |
O- |
CCD |
M350 |
PL |
GPS |
21:10:40 |
|
|
21:13:07 |
|
|
|
|
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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2 observations 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] : c5c4aa10-ddb3-11f0-547e-a4079c76c0cf [observed]
Occultation Date + Time : 2023-07-07 at 21:12:40 UT +/- 0.0 min [1]
Object Designation : (31829) 1999 XT12
Orbit Class : MBA
Star Designation : GDR3 4100408163712705408
Star Coordinates (ICRF) : RA = 18 44 38.5125, DE = -15 23 46.530 [2]
Star Magnitudes : G = 13.42 mag, RP = 11.98 mag, BP = 16.02 mag
Object Magnitude : V = 17.62 mag
Estimated Magnitude Drop : 4.2 mag
Estimated Max. Duration : 0.6 sec
Object Mean Diameter : 7.0 km (src: astorb)
Speed of the shadow : 12.5 km/s
Elongation to Moon & Sun : 67° (sunlit = 74%), Sun = 171°
Cross-track uncertainty : 0.4 mas = 0 km = 0.08 path-width (1-sig)
RUWE and duplicate source : 0.86 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#63
Note : FP:true
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
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