2024-10-15 / UCAC4 608-008769 / (12657) Bonch-Bruevich
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Alexandros Siakas |
O+ |
CCD |
T279 |
CY |
GPS |
02:42:59 |
02:43:51.215 |
02:43:52.816 |
02:44:59 |
0.25 |
0.25 |
1.60 |
13.8 |
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 |
|
Occultation UUID [and DB] : 85f85970-ddb5-11f0-547e-60307cef16ae [observed]
Occultation Date + Time : 2024-10-15 at 02:51:39 UT +/- 0.0 min [1]
Object Designation : (12657) Bonch-Bruevich
Orbit Class : MBA
Star Designation : GDR3 0135357960214170880
Star Coordinates (ICRF) : RA = 03 02 53.3597, DE = +31 34 10.664 [2]
Star Magnitudes : G = 14.48 mag, RP = 13.92 mag, BP = 14.86 mag
Object Magnitude : V = 16.94 mag
Estimated Magnitude Drop : 2.6 mag
Estimated Max. Duration : 1.2 sec
Object Mean Diameter : 10.1 km (src: astorb)
Speed of the shadow : 8.6 km/s
Elongation to Moon & Sun : 65° (sunlit = 92%), Sun = 147°
Cross-track uncertainty : 0.4 mas = 0 km = 0.05 path-width (1-sig)
RUWE and duplicate source : 1.16 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#69
Note : FP:true
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
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