Tyurnin Alexey
From Perm, Russia
EMA: 15020056
Internal rating (RR)
Rating date Feb. 1, 2021 (latest changes Feb. 1, 2021).
29 place (536.82).
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 = (578.95 * 2.10 * 0.14 + 285.71 * 3.20 * 0.43 + 296.30 * 2.60 * 0.57 + 621.62 * 4.05 * 0.86 + 871.79 * 2.90 * 1) / (2.10 * 0.14 + 3.20 * 0.43 + 2.60 * 0.57 + 4.05 * 0.86 + 2.90 * 1) = 597.3455437133107
p2 = (871.79 * 2.90 * 1 + 621.62 * 4.05 * 0.86 + 296.30 * 2.60 * 0.57 + 285.71 * 3.20 * 0.43) / max_coefficients = 476.28509245708807
score = 597.3455437133107 * 0.5 + 476.28509245708807 * 0.5 = 536.8153180851994
Rating changes
| Date | Place | Points | Reason | 
|---|---|---|---|
| 2021-02-01 | 75 -> 29 | 476.67 -> 536.82 | |
| 2020-02-01 | 75 | 476.67 | 
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 872 |  | 6/40 | 100% | 2.90 | EMA | Big open chiitoitsu in a small tenpai | Kirov | |
| 2 | 622 |  | 43/112 | 86% | 4.05 | EMA | VIII Russian Riichi Championship | Moscow | |
| 3 | 296 |  | 20/28 | 57% | 2.60 | RR | And yet the sinner collects tanyao | Kirov | |
| 4 | 286 |  | 26/36 | 43% | 3.20 | RR | Moscow Open Riichi Marathon 2019 | Moscow | |
| 5 | 579 |  | 9/20 | 14% | 2.10 | RR | Fuyu Shanten 2019 | Perm | |
| 6 | 909 |  | 6/56 | 0% | 3.00 | EMA | Snow Dragon | Novosibirsk | |
| 7 | 74 |  | 26/28 | 0% | 1.70 | RR | Natsu Shanten 2018 | Perm | |
| 8 | 783 |  | 6/24 | 0% | 1.40 | RR | Seven ryanmens | Kirov | |
| 9 | 366 |  | 46/72 | 0% | 3.85 | EMA | Haru Shanten 2018 | Perm | |
| 10 | 370 |  | 18/28 | 0% | 1.70 | RR | Fuyu Shanten | Perm | |
| 11 | 254 |  | 54/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten | Perm | |
| 12 | 148 |  | 24/28 | 0% | 1.50 | RR | "Spring shanten" tournament, Perm 2017 | Perm |