Ladygin Vladimir
From Moscow, Russia
EMA: 15990376
Common russian riichi rating (CRR)
Rating date Oct. 12, 2023 (latest changes Oct. 12, 2023).
109 place (287.99).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 2.80 * 1) = 14.75
p1 = (882.88 * 4.05 * 0.57 + 531.91 * 3.10 * 0.29 + 0 + 0 + 0) / (4.05 * 0.57 + 3.10 * 0.29 + 1 + 1 + 1) = 405.5330460140907
p2 = (882.88 * 4.05 * 0.57 + 531.91 * 3.10 * 0.29) / max_coefficients = 170.4569491525424
score = 405.5330460140907 * 0.5 + 170.4569491525424 * 0.5 = 287.99499758331655
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-10-12 | 101 -> 109 | 325.05 -> 287.99 |
Moscow Riichi 2022: 71% -> 57% |
| 2023-09-28 | 102 -> 101 | 325.05 | |
| 2023-09-20 | 104 -> 102 | 325.05 | |
| 2023-09-06 | 103 -> 104 | 325.05 | |
| 2023-09-03 | 81 -> 103 | 334.02 -> 325.05 | |
| 2023-09-01 | 104 -> 81 | 406.48 -> 334.02 | |
| 2020-02-01 | 104 | 406.48 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 883 |
|
14/112 | 57% | 4.05 | RR | Moscow Riichi 2022 | Moscow | |
| 2 | 532 |
|
23/48 | 29% | 3.10 | RR | Agari team tournament | Moscow | |
| 3 | 441 |
|
63/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship | Moscow | |
| 4 | 596 |
|
20/48 | 0% | 3.10 | RR | Agari team tournament 2019 | Moscow | |
| 5 | 492 |
|
33/64 | 0% | 3.45 | EMA | White Dragon Tournament | Moscow | |
| 6 | 447 |
|
27/48 | 0% | 3.10 | RR | Moscow Riichi Open 2018 | Moscow |