2024-08-08 / UCAC4 407-088118 / (20120) Ryugatake
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Pierre Le Cam |
O+ |
VID |
M500 |
FR |
GPS |
21:58:21 |
21:59:11.67 |
21:59:12.14 |
22:00:01 |
0.03 |
0.03 |
0.47 |
2.5 |
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 |
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Occultation UUID [and DB] : 34c0b930-ddb5-11f0-547e-291dfcf7c999 [observed]
Occultation Date + Time : 2024-08-08 at 22:00:23 UT +/- 0.01 min [1]
Object Designation : (20120) Ryugatake
Orbit Class : MBA
Star Designation : GDR3 4251557408704309760
Star Coordinates (ICRF) : RA = 18 47 15.7925, DE = -08 44 41.133 [2]
Star Magnitudes : G = 12.87 mag, RP = 11.87 mag, BP = 13.9 mag
Object Magnitude : V = 17.77 mag
Estimated Magnitude Drop : 4.9 mag
Estimated Max. Duration : 0.9 sec
Object Mean Diameter : 4.8 km (src: astorb)
Speed of the shadow : 5.4 km/s
Elongation to Moon & Sun : 96° (sunlit = 17%), Sun = 143°
Cross-track uncertainty : 1.3 mas = 1 km = 0.29 path-width (1-sig)
RUWE and duplicate source : 1.01 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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