Ladygin Vladimir
From Moscow, Russia
EMA: 15990376
Common russian riichi rating (CRR)
Rating date Feb. 19, 2023 (latest changes Feb. 19, 2023).
48 place (419.90).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 2.80 * 1) = 14.55
p1 = (531.91 * 3.10 * 0.71 + 882.88 * 4.05 * 1 + 0 + 0 + 0) / (3.10 * 0.71 + 4.05 * 1 + 1 + 1 + 1) = 513.0991663725276
p2 = (882.88 * 4.05 * 1 + 531.91 * 3.10 * 0.71) / max_coefficients = 326.70240549828173
score = 513.0991663725276 * 0.5 + 326.70240549828173 * 0.5 = 419.90078593540466
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-02-19 | 47 -> 48 | 428.42 -> 419.90 |
Agari team tournament: 86% -> 71% |
| 2023-01-28 | 48 -> 47 | 426.59 -> 428.42 | |
| 2023-01-06 | 49 -> 48 | 426.59 | |
| 2022-12-19 | 45 -> 49 | 433.28 -> 426.59 |
Agari team tournament: 100% -> 86% |
| 2022-12-18 | 43 -> 45 | 433.28 | |
| 2022-11-28 | 45 -> 43 | 429.23 -> 433.28 | |
| 2022-11-06 | 34 -> 45 | 440.05 -> 429.23 | |
| 2022-08-27 | 33 -> 34 | 440.05 | |
| 2022-08-20 | 32 -> 33 | 440.05 | |
| 2022-06-12 | 105 -> 32 | 406.48 -> 440.05 |
Moscow Riichi 2022: 0% -> 100% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 883 |
|
14/112 | 100% | 4.05 | RR | Moscow Riichi 2022 |
| 2 | 532 |
|
23/48 | 71% | 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 |