2025-08-14 / UCAC4 346-195918 / (195799) 2002 QW7
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Sergey Shurpakov |
O- |
VID |
M410 |
BY |
GPS |
23:07:09 |
:: |
:: |
23:09:18 |
|
|
|
|
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] : 3ef6ca00-ddb7-11f0-547e-3d543dff2676 [observed]
Occultation Date + Time : 2025-08-14 at 23:14:43 UT +/- 0.06 min [1]
Object Designation : (195799) 2002 QW7
Orbit Class : MBA
Star Designation : GDR3 6821055437878987648
Star Coordinates (ICRF) : RA = 22 14 29.1457, DE = -20 56 39.702 [2]
Star Magnitudes : G = 8.53 mag, RP = 8.14 mag, BP = 8.76 mag
Object Magnitude : V = 19.12 mag
Estimated Magnitude Drop : 10.6 mag
Estimated Max. Duration : 0.2 sec
Object Mean Diameter : 2.5 km (src: astorb)
Speed of the shadow : 10.9 km/s
Elongation to Moon & Sun : 69° (sunlit = 64%), Sun = 169°
Cross-track uncertainty : 6.3 mas = 7 km = 2.88 path-width (1-sig)
RUWE and duplicate source : 0.82 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#38
Note : FP:true
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
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