Polyakov Kirill
Russian Champion 2022
From Kirov, Russia
EMA: 15990333
Internal rating (RR)
Rating date March 21, 2023 (latest changes March 20, 2023).
16 place (631.88).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 3.45 * 0.71) = 13.714185
p1 = (666.67 * 2.60 * 0.14 + 95.24 * 3.85 * 0.29 + 288.29 * 4.05 * 0.43 + 923.08 * 2.90 * 0.57 + 327.27 * 3.30 * 0.57 + 656.72 * 3.50 * 0.86 + 1000 * 4.20 * 1) / (2.60 * 0.14 + 3.85 * 0.29 + 4.05 * 0.43 + 2.90 * 0.57 + 3.30 * 0.57 + 3.50 * 0.86 + 4.20 * 1) = 657.327733749013
p2 = (1000 * 4.20 * 1 + 656.72 * 3.50 * 0.86 + 923.08 * 2.90 * 0.57 + 327.27 * 3.30 * 0.57) / max_coefficients = 606.434141000723
score = 657.327733749013 * 0.5 + 606.434141000723 * 0.5 = 631.8809373748679
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-03-20 | 13 -> 16 | 632.76 -> 631.88 |
Tenpai can't buy happiness: 100% -> 86% |
2023-03-06 | 15 -> 13 | 633.12 -> 632.76 |
Kirov Tournament: 71% -> 57% |
2023-02-28 | 15 | 641.13 -> 633.12 |
Aki Shanten 2019: 43% -> 29% Big open chiitoitsu in a small tenpai: 71% -> 57% And yet the sinner collects tanyao: 29% -> 14% |
2023-02-19 | 18 -> 15 | 636.81 -> 641.13 | |
2023-01-30 | 21 -> 18 | 631.41 -> 636.81 |
Moscow Open Riichi Marathon 2019: 29% -> 14% VIII Russian Riichi Championship: 57% -> 43% |
2023-01-28 | 24 -> 21 | 624.91 -> 631.41 | |
2023-01-06 | 24 | 626.30 -> 624.91 |
Kirov Tournament: 86% -> 71% |
2022-12-30 | 21 -> 24 | 635.65 -> 626.30 |
Haru Shanten 2019: 14% -> 0% Big open chiitoitsu in a small tenpai: 86% -> 71% Aki Shanten 2019: 57% -> 43% And yet the sinner collects tanyao: 43% -> 29% |
2022-12-19 | 21 | 637.19 -> 635.65 | |
2022-11-30 | 24 -> 21 | 633.06 -> 637.19 |
Moscow Open Riichi Marathon 2019: 43% -> 29% VIII Russian Riichi Championship: 71% -> 57% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 1000 |
|
1/76 | 100% | 4.20 | RR | IX Russian Riichi Championship |
2 | 657 |
|
24/68 | 86% | 3.50 | RR | Tenpai can't buy happiness |
3 | 327 |
|
38/56 | 57% | 3.30 | RR | Kirov Tournament |
4 | 923 |
|
4/40 | 57% | 2.90 | EMA | Big open chiitoitsu in a small tenpai |
5 | 288 |
|
80/112 | 43% | 4.05 | EMA | VIII Russian Riichi Championship |
6 | 95 |
|
58/64 | 29% | 3.85 | EMA | Aki Shanten 2019 |
7 | 667 |
|
10/28 | 14% | 2.60 | RR | And yet the sinner collects tanyao |
8 | 657 |
|
13/36 | 14% | 3.20 | RR | Moscow Open Riichi Marathon 2019 |
9 | 928 |
|
7/84 | 0% | 4.20 | EMA | Haru Shanten 2019 |
10 | 352 |
|
60/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
11 | 565 |
|
11/24 | 0% | 1.40 | RR | Seven ryanmens |
12 | 704 |
|
22/72 | 0% | 3.85 | EMA | Haru Shanten 2018 |
13 | 333 |
|
11/16 | 0% | 1.20 | RR | Yakuman in discard |
14 | 718 |
|
21/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten |
15 | 800 |
|
4/16 | 0% | 1.20 | RR | Crouching Peacock, Hidden Dragon 2017 |
16 | 867 |
|
3/16 | 0% | 1.00 | RR | Third riichi mahjong tournament, Kirov 2017 |
17 | 806 |
|
7/32 | 0% | 1.60 | RR | "Summer shanten" tournament, Perm 2017 |