2023-09-14 / TYC 6983-00280-1 / (69997) 1998 WX40
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Jiri Polak |
O- |
VID |
M300 |
CZ |
GPS |
22:06:07 |
|
|
22:10:07 |
|
|
|
|
| 2 |
show |
Simon Kidd |
O- |
VID |
M350 |
GB |
GPS |
22:08:13 |
|
|
22:10:13 |
|
|
|
|
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
More
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] : 090f6120-ddb4-11f0-547e-2ac4fcdfe778 [observed]
Occultation Date + Time : 2023-09-14 at 22:07:30 UT +/- 0.0 min [1]
Object Designation : (69997) 1998 WX40
Orbit Class : MBA
Star Designation : GDR3 2332837226561919104
Star Coordinates (ICRF) : RA = 23 37 17.3093, DE = -25 02 38.091 [2]
Star Magnitudes : G = 12.36 mag, RP = 11.92 mag, BP = 12.64 mag
Object Magnitude : V = 18.54 mag
Estimated Magnitude Drop : 6.2 mag
Estimated Max. Duration : 0.4 sec
Object Mean Diameter : 4.3 km (src: astorb)
Speed of the shadow : 11.8 km/s
Elongation to Moon & Sun : 161° (sunlit = 0%), Sun = 158°
Cross-track uncertainty : 0.7 mas = 0 km = 0.21 path-width (1-sig)
RUWE and duplicate source : 1.21 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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