Ladygin Vladimir
From Moscow, Russia
EMA: 15990376
Common russian riichi rating (CRR)
Rating date Sept. 3, 2023 (latest changes Sept. 3, 2023).
103 place (325.05).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915
p1 = (531.91 * 3.10 * 0.29 + 882.88 * 4.05 * 0.71 + 0 + 0 + 0) / (3.10 * 0.29 + 4.05 * 0.71 + 1 + 1 + 1) = 446.2893066915883
p2 = (882.88 * 4.05 * 0.71 + 531.91 * 3.10 * 0.29) / max_coefficients = 203.81508618758514
score = 446.2893066915883 * 0.5 + 203.81508618758514 * 0.5 = 325.05219643958674
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-09-03 | 81 -> 103 | 334.02 -> 325.05 | |
| 2023-08-27 | 79 -> 81 | 334.02 | |
| 2023-08-19 | 76 -> 79 | 345.28 -> 334.02 |
Agari team tournament: 43% -> 29% |
| 2023-08-12 | 66 -> 76 | 374.36 -> 345.28 |
Moscow Riichi 2022: 86% -> 71% |
| 2023-07-28 | 68 -> 66 | 374.36 | |
| 2023-07-03 | 69 -> 68 | 374.36 | |
| 2023-06-19 | 66 -> 69 | 383.94 -> 374.36 |
Agari team tournament: 57% -> 43% |
| 2023-06-12 | 56 -> 66 | 408.71 -> 383.94 |
Moscow Riichi 2022: 100% -> 86% |
| 2023-06-11 | 47 -> 56 | 422.79 -> 408.71 | |
| 2023-05-28 | 50 -> 47 | 422.79 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 883 |
|
14/112 | 71% | 4.05 | RR | Moscow Riichi 2022 |
| 2 | 532 |
|
23/48 | 29% | 3.10 | RR | Agari team tournament |
| 3 | 441 |
|
63/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
| 4 | 596 |
|
20/48 | 0% | 3.10 | RR | Agari team tournament 2019 |
| 5 | 492 |
|
33/64 | 0% | 3.45 | EMA | White Dragon Tournament |
| 6 | 447 |
|
27/48 | 0% | 3.10 | RR | Moscow Riichi Open 2018 |