2024-09-05 / UCAC4 358-107131 / (308) Polyxo
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Stefano Sposetti |
O+ |
VID |
M200 |
IT |
? |
22:17:37 |
22:18:00.1 |
22:18:11.30 |
22:18:27 |
0.5 |
0.16 |
11.20 |
136.6 |
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 |
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Occultation UUID [and DB] : 7836ed10-ddb5-11f0-547e-a57debf33f01 [observed]
Occultation Date + Time : 2024-09-05 at 22:13:34 UT +/- 0.01 min [1]
Object Designation : (308) Polyxo
Orbit Class : MBA
Star Designation : GDR3 4123179805435198592
Star Coordinates (ICRF) : RA = 17 37 52.6996, DE = -18 24 11.338 [2]
Star Magnitudes : G = 12.6 mag, RP = 11.77 mag, BP = 13.32 mag
Object Magnitude : V = 13.04 mag
Estimated Magnitude Drop : 1.0 mag
Estimated Max. Duration : 11.6 sec
Object Mean Diameter : 140.7 km (src: astorb)
Speed of the shadow : 12.2 km/s
Elongation to Moon & Sun : 70° (sunlit = 7%), Sun = 101°
Cross-track uncertainty : 0.7 mas = 1 km = 0.01 path-width (1-sig)
RUWE and duplicate source : 0.86 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#130
Note : FP:true
Object is a Gaia mass determination target !
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
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