Zayakin Vladimir
From Perm, Russia
EMA: 15020030
Common russian riichi rating (CRR)
Rating date Feb. 1, 2021 (latest changes Feb. 1, 2021).
165 place (88.51).
how we calculated rating score
max_coefficients = (4.05 * 0.86 + 2.90 * 1 + 3.85 * 0.71 + 3.45 * 0.71) = 11.585645
p1 = (277.11 * 4.20 * 0.29 + 158.73 * 3.85 * 0.71 + 0 + 0 + 0) / (4.20 * 0.29 + 3.85 * 0.71 + 1 + 1 + 1) = 110.65187816681882
p2 = (158.73 * 3.85 * 0.71 + 277.11 * 4.20 * 0.29) / max_coefficients = 66.37783222254782
score = 110.65187816681882 * 0.5 + 66.37783222254782 * 0.5 = 88.51485519468332
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2021-02-01 | 132 -> 165 | 343.37 -> 88.51 | |
| 2020-02-01 | 132 | 343.37 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 159 |
|
54/64 | 71% | 3.85 | EMA | Aki Shanten 2019 |
| 2 | 277 |
|
61/84 | 29% | 4.20 | EMA | Haru Shanten 2019 |
| 3 | 462 |
|
50/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
| 4 | 1000 |
|
1/28 | 0% | 1.70 | RR | Natsu Shanten 2018 |
| 5 | 1000 |
|
1/72 | 0% | 3.85 | EMA | Haru Shanten 2018 |
| 6 | 444 |
|
16/28 | 0% | 1.70 | RR | Fuyu Shanten |
| 7 | 239 |
|
55/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten |
| 8 | 0 |
|
32/32 | 0% | 1.60 | RR | "Summer shanten" tournament, Perm 2017 |
| 9 | 963 |
|
2/28 | 0% | 1.50 | RR | "Spring shanten" tournament, Perm 2017 |
| 10 | 775 |
|
17/72 | 0% | 3.25 | EMA | Saint Petersburg Riichi Open 2016 |
| 11 | 184 |
|
72/88 | 0% | 3.45 | EMA | V Russian Riichi Championship 2016 |