2025-09-23 / UCAC4 453-122373 / (2943) Heinrich
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Alexandros Siakas |
O+ |
CCD |
T279 |
CY |
GPS |
21:22:40 |
21:23:40.746 |
21:23:41.946 |
21:24:40 |
0.231 |
0.231 |
1.20 |
6.4 |
| 2 |
show |
Deborah Smith |
O- |
VID |
M200 |
ES |
GPS |
21:30:59 |
:: |
:: |
21:34:59 |
|
|
|
|
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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2 observations 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] : 7bab6870-ddb7-11f0-547e-17e8ffff85dd [observed]
Occultation Date + Time : 2025-09-23 at 21:30:29 UT +/- 0.0 min [1]
Object Designation : (2943) Heinrich
Orbit Class : MBA
Star Designation : GDR3 2681388562960252800
Star Coordinates (ICRF) : RA = 21 56 48.4516, DE = +00 35 32.384 [2]
Star Magnitudes : G = 14.61 mag, RP = 13.95 mag, BP = 15.11 mag
Object Magnitude : V = 15.46 mag
Estimated Magnitude Drop : 1.3 mag
Estimated Max. Duration : 1.8 sec
Object Mean Diameter : 9.7 km (src: astorb)
Speed of the shadow : 5.3 km/s
Elongation to Moon & Sun : 127° (sunlit = 4%), Sun = 148°
Cross-track uncertainty : 1.0 mas = 0 km = 0.09 path-width (1-sig)
RUWE and duplicate source : 0.96 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#90
Note : FP:true
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
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