2024-12-25 / UCAC4 424-001214 / (187018) 2004 YC25
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Ferran Casarramona |
O- |
VID |
M200 |
ES |
GPS |
19:00:02 |
|
|
19:02:02 |
|
|
|
|
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] : cc9bff80-ddb5-11f0-547e-bb8eff67bfa0 [observed]
Occultation Date + Time : 2024-12-25 at 18:55:23 UT +/- 0.15 min [1]
Object Designation : (187018) 2004 YC25
Orbit Class : JTRO
Star Designation : GDR3 2524926748362073600
Star Coordinates (ICRF) : RA = 00 59 46.3778, DE = -05 17 36.345 [2]
Star Magnitudes : G = 13.1 mag, RP = 12.5 mag, BP = 13.53 mag
Object Magnitude : V = 21.27 mag
Estimated Magnitude Drop : 8.2 mag
Estimated Max. Duration : 0.6 sec
Object Mean Diameter : 6.4 km (src: astorb)
Speed of the shadow : 10.4 km/s
Elongation to Moon & Sun : 153° (sunlit = 24%), Sun = 97°
Cross-track uncertainty : 14.3 mas = 49 km = 7.80 path-width (1-sig)
RUWE and duplicate source : 1.05 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#30
Note : FP:true
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
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