2023-04-20 / UCAC4 503-011943 / (57) Mnemosyne
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Simon Kidd |
O- |
VID |
M350 |
GB |
GPS |
20:44:45 |
|
|
20:46:45 |
|
|
|
|
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] : 8ec5d660-ddb3-11f0-547e-56abefead7aa [observed]
Occultation Date + Time : 2023-04-20 at 20:43:45 UT +/- 0.0 min [1]
Object Designation : (57) Mnemosyne
Orbit Class : MBA
Star Designation : GDR3 3339149885082087808
Star Coordinates (ICRF) : RA = 05 24 22.9168, DE = +10 29 51.442 [2]
Star Magnitudes : G = 13.82 mag, RP = 13.21 mag, BP = 14.25 mag
Object Magnitude : V = 12.78 mag
Estimated Magnitude Drop : 0.4 mag
Estimated Max. Duration : 3.1 sec
Object Mean Diameter : 112.6 km (src: astorb)
Speed of the shadow : 36.1 km/s
Elongation to Moon & Sun : 43° (sunlit = 1%), Sun = 52°
Cross-track uncertainty : 0.7 mas = 1 km = 0.02 path-width (1-sig)
RUWE and duplicate source : 1.01 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#79
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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