Ryzhkin Daniil
From Yekaterinburg, Russia
EMA: 15990435
Internal rating (RR)
Rating date Sept. 1, 2024 (latest changes Sept. 1, 2024).
72 place (436.35).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.85 * 1 + 3.65 * 1) = 16.099999999999998
p1 = (425.29 * 3.75 * 0.71 + 682.24 * 4.60 * 1 + 787.23 * 2.80 * 1 + 63.29 * 3.65 * 1 + 0) / (3.75 * 0.71 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1 + 1) = 455.7642006636737
p2 = (682.24 * 4.60 * 1 + 787.23 * 2.80 * 1 + 425.29 * 3.75 * 0.71 + 63.29 * 3.65 * 1) / max_coefficients = 416.94285714285724
score = 455.7642006636737 * 0.5 + 416.94285714285724 * 0.5 = 436.35352890326544
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-09-01 | 61 -> 72 | 447.25 -> 436.35 | |
| 2024-08-11 | 61 | 451.75 -> 447.25 |
Money can not buy tenpai: 86% -> 71% |
| 2024-08-04 | 44 -> 61 | 491.65 -> 451.75 |
Riichi over Volga: 0% -> 100% |
| 2024-07-14 | 72 -> 44 | 359.85 -> 491.65 |
Guardian of the Winds: 0% -> 100% |
| 2024-07-06 | 75 -> 72 | 359.85 | |
| 2024-06-11 | 79 -> 75 | 362.18 -> 359.85 |
Money can not buy tenpai: 100% -> 86% |
| 2024-06-09 | 74 -> 79 | 362.18 | |
| 2024-05-12 | 121 -> 74 | 138.29 -> 362.18 |
X Russian Championship: 0% -> 100% |
| 2021-02-01 | 205 -> 121 | 150.25 -> 138.29 | |
| 2020-02-01 | 205 | 150.25 |
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 | 425 |
|
51/88 | 71% | 3.75 | RR | Money can not buy tenpai |
| 5 | 397 |
|
39/64 | 0% | 3.85 | EMA | Aki Shanten 2019 |
| 6 | 87 |
|
22/24 | 0% | 2.20 | RR | URAL Mahjong Battle |