2025-09-21 / UCAC4 309-242481 / (118427) 1999 TM148
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Antonio Vecchione |
O+ |
VID |
M250 |
IT |
GPS |
18:39:41 |
18:40:10.66 |
18:40:11.08 |
18:40:40 |
0.040 |
0.040 |
0.42 |
5.0 |
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 |
|
Occultation UUID [and DB] : 79b87210-ddb7-11f0-547e-5a45b7fd09e1 [observed]
Occultation Date + Time : 2025-09-21 at 18:35:52 UT +/- 0.01 min [1]
Object Designation : (118427) 1999 TM148
Orbit Class : MBA
Star Designation : GDR3 6762039426135623168
Star Coordinates (ICRF) : RA = 18 55 24.3788, DE = -28 13 30.607 [2]
Star Magnitudes : G = 11.27 mag, RP = 10.25 mag, BP = 12.34 mag
Object Magnitude : V = 19.99 mag
Estimated Magnitude Drop : 8.7 mag
Estimated Max. Duration : 0.3 sec
Object Mean Diameter : 3.1 km (src: astorb)
Speed of the shadow : 12.0 km/s
Elongation to Moon & Sun : 104° (sunlit = 0%), Sun = 103°
Cross-track uncertainty : 0.7 mas = 1 km = 0.35 path-width (1-sig)
RUWE and duplicate source : 0.91 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#40
Note : FP:true
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
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