Polyakov Kirill
Russian Champion 2022
From Kirov, Russia
EMA: 15990333
Common russian riichi rating (CRR)
Rating date May 6, 2023 (latest changes May 6, 2023).
23 place (548.51).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 2.80 * 1) = 14.04985
p1 = (327.27 * 3.30 * 0.43 + 656.72 * 3.50 * 0.86 + 1000 * 4.20 * 1 + 0 + 0) / (3.30 * 0.43 + 3.50 * 0.86 + 4.20 * 1 + 1 + 1) = 624.9101442120626
p2 = (1000 * 4.20 * 1 + 656.72 * 3.50 * 0.86 + 327.27 * 3.30 * 0.43) / max_coefficients = 472.1004138834223
score = 624.9101442120626 * 0.5 + 472.1004138834223 * 0.5 = 548.5052790477424
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-05-06 | 23 | 547.67 -> 548.51 |
Kirov Tournament: 57% -> 43% |
2023-04-22 | 22 -> 23 | 547.67 | |
2023-03-20 | 22 | 551.61 -> 547.67 |
Tenpai can't buy happiness: 100% -> 86% |
2023-03-06 | 22 | 551.30 -> 551.61 |
Kirov Tournament: 71% -> 57% |
2023-02-25 | 21 -> 22 | 551.30 | |
2023-02-19 | 23 -> 21 | 551.30 | |
2023-01-28 | 24 -> 23 | 548.64 -> 551.30 | |
2023-01-06 | 25 -> 24 | 548.70 -> 548.64 |
Kirov Tournament: 86% -> 71% |
2022-12-19 | 25 | 546.27 -> 548.70 | |
2022-12-18 | 24 -> 25 | 546.27 |
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 | 43% | 3.30 | RR | Kirov Tournament |
4 | 923 |
|
4/40 | 0% | 2.90 | EMA | Big open chiitoitsu in a small tenpai |
5 | 288 |
|
80/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
6 | 95 |
|
58/64 | 0% | 3.85 | EMA | Aki Shanten 2019 |
7 | 667 |
|
10/28 | 0% | 2.60 | RR | And yet the sinner collects tanyao |
8 | 657 |
|
13/36 | 0% | 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 |
18 | 455 |
|
7/12 | 0% | 0.90 | CRR | Second riichi mahjong tournament, Kirov 2017 |