2024-07-30 / J171619.28-263340.0 / (15446) 1998 XQ4
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Stefan Meister |
O+ |
VID |
M500 |
CH |
GPS |
21:44:55 |
21:45:25.600 |
21:45:26.740 |
21:45:55 |
0.300 |
0.170 |
1.14 |
3.3 |
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] : 192e5010-ddb5-11f0-547e-45bdffdd0c60 [observed]
Occultation Date + Time : 2024-07-30 at 21:12:34 UT +/- 0.1 min [1]
Object Designation : (15446) 1998 XQ4
Orbit Class : MBA
Star Designation : GDR3 4109033665002298880
Star Coordinates (ICRF) : RA = 17 16 19.2779, DE = -26 33 40.074 [2]
Star Magnitudes : G = 14.27 mag, RP = 12.81 mag, BP = 17.18 mag
Object Magnitude : V = 17.46 mag
Estimated Magnitude Drop : 3.3 mag
Estimated Max. Duration : 1.6 sec
Object Mean Diameter : 4.8 km (src: astorb)
Speed of the shadow : 2.9 km/s
Elongation to Moon & Sun : 173° (sunlit = 21%), Sun = 132°
Cross-track uncertainty : 0.5 mas = 0 km = 0.10 path-width (1-sig)
RUWE and duplicate source : 1.07 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#64
Note : FP:true
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
|
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