2024-12-12 / TYC 1920-01398-1 / (17758) 1998 DC18
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Gintautas Drazdauskas |
O+ |
VID |
M254 |
LT |
GPS |
19:08:08 |
19:08:13.975 |
19:08:14.248 |
19:08:19 |
0.01 |
0.01 |
0.27 |
2.6 |
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] : bc94c1d0-ddb5-11f0-547e-e91dd7fd6189 [observed]
Occultation Date + Time : 2024-12-12 at 18:59:27 UT +/- 0.01 min [1]
Object Designation : (17758) 1998 DC18
Orbit Class : MBA
Star Designation : GDR3 0874846668822617728
Star Coordinates (ICRF) : RA = 07 45 53.4805, DE = +26 15 10.209 [2]
Star Magnitudes : G = 9.43 mag, RP = 8.69 mag, BP = 10.02 mag
Object Magnitude : V = 19.07 mag
Estimated Magnitude Drop : 9.6 mag
Estimated Max. Duration : 0.5 sec
Object Mean Diameter : 4.5 km (src: astorb)
Speed of the shadow : 9.5 km/s
Elongation to Moon & Sun : 67° (sunlit = 91%), Sun = 147°
Cross-track uncertainty : 0.3 mas = 0 km = 0.10 path-width (1-sig)
RUWE and duplicate source : 1.0 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#54
Note : FP:true
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
|
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