2025-10-18 / UCAC4 365-178269 / (1169) Alwine
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Jonas Schenker, Josef Kaeser |
O- |
VID |
T450 |
CH |
GPS |
18:32:54 |
:: |
:: |
18:33:32 |
|
|
|
|
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 |
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| Event Details |
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Occultation UUID [and DB] : 9bf76c90-ddb8-11f0-547e-ca935fe750be [observed]
Occultation Date + Time : 2025-10-18 at 18:31:11 UT +/- 0.0 min [1]
Object Designation : (1169) Alwine
Orbit Class : MBA
Star Designation : GDR3 6871665653167582336
Star Coordinates (ICRF) : RA = 19 44 45.6744, DE = -17 10 49.653 [2]
Star Magnitudes : G = 11.71 mag, RP = 10.75 mag, BP = 12.67 mag
Object Magnitude : V = 17.55 mag
Estimated Magnitude Drop : 5.9 mag
Estimated Max. Duration : 0.6 sec
Object Mean Diameter : 9.4 km (src: astorb)
Speed of the shadow : 16.4 km/s
Elongation to Moon & Sun : 120° (sunlit = 7%), Sun = 89°
Cross-track uncertainty : 0.3 mas = 0 km = 0.05 path-width (1-sig)
RUWE and duplicate source : 0.93 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#62
Note : FP:true
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
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