Ryzhkin Daniil
From Yekaterinburg, Russia
EMA: 15990435
Common russian riichi rating (CRR)
Rating date Dec. 11, 2024 (latest changes Dec. 11, 2024).
97 place (396.26).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (425.29 * 3.75 * 0.43 + 682.24 * 4.60 * 1 + 787.23 * 2.80 * 1 + 63.29 * 3.65 * 1 + 105.26 * 2.10 * 0.71 + 0 * 2.30 * 0.86) / (3.75 * 0.43 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1 + 2.10 * 0.71 + 2.30 * 0.86) = 397.7422728927044
p2 = (682.24 * 4.60 * 1 + 787.23 * 2.80 * 1 + 425.29 * 3.75 * 0.43 + 63.29 * 3.65 * 1) / max_coefficients = 394.7716088328076
score = 397.7422728927044 * 0.5 + 394.7716088328076 * 0.5 = 396.256940862756
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-12-11 | 94 -> 97 | 403.88 -> 396.26 |
Money can not buy tenpai: 57% -> 43% |
| 2024-11-05 | 100 -> 94 | 400.03 -> 403.88 |
Finding Dora: 100% -> 86% |
| 2024-11-04 | 99 -> 100 | 400.03 | |
| 2024-11-03 | 101 -> 99 | 400.03 | |
| 2024-10-27 | 102 -> 101 | 397.55 -> 400.03 |
13 tiles until tempai: 86% -> 71% |
| 2024-10-25 | 101 -> 102 | 397.55 | |
| 2024-10-13 | 90 -> 101 | 401.79 -> 397.55 | |
| 2024-10-11 | 91 -> 90 | 409.72 -> 401.79 |
Money can not buy tenpai: 71% -> 57% |
| 2024-09-15 | 89 -> 91 | 409.72 | |
| 2024-09-06 | 92 -> 89 | 409.72 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 63 |
|
75/80 | 100% | 3.65 | RR | Riichi over Volga |
| 2 | 787 |
|
11/48 | 100% | 2.80 | RR | Guardian of the Winds |
| 3 | 682 |
|
35/108 | 100% | 4.60 | RR | X Russian Championship |
| 4 | 0 |
|
28/28 | 86% | 2.30 | CRR | Finding Dora |
| 5 | 105 |
|
18/20 | 71% | 2.10 | CRR | 13 tiles until tempai |
| 6 | 425 |
|
51/88 | 43% | 3.75 | RR | Money can not buy tenpai |
| 7 | 397 |
|
39/64 | 0% | 3.85 | EMA | Aki Shanten 2019 |
| 8 | 87 |
|
22/24 | 0% | 2.20 | RR | URAL Mahjong Battle |