Polyakov Kirill
Russian Champion 2022
From Kirov, Russia
EMA: 15990333
Internal rating (RR)
Rating date Feb. 19, 2023 (latest changes Feb. 19, 2023).
17 place (557.20).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 3.45 * 0.71) = 14.214335
p1 = (327.27 * 3.30 * 0.71 + 656.72 * 3.50 * 1 + 1000 * 4.20 * 1 + 0 + 0) / (3.30 * 0.71 + 3.50 * 1 + 4.20 * 1 + 1 + 1) = 602.9555808608806
p2 = (1000 * 4.20 * 1 + 656.72 * 3.50 * 1 + 327.27 * 3.30 * 0.71) / max_coefficients = 511.45199546795544
score = 602.9555808608806 * 0.5 + 511.45199546795544 * 0.5 = 557.203788164418
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-02-19 | 19 -> 17 | 553.78 -> 557.20 | |
2023-01-28 | 19 | 548.64 -> 553.78 | |
2023-01-06 | 20 -> 19 | 548.70 -> 548.64 |
Kirov Tournament: 86% -> 71% |
2022-12-19 | 20 | 546.27 -> 548.70 | |
2022-11-28 | 21 -> 20 | 540.51 -> 546.27 | |
2022-11-06 | 57 -> 21 | 290.50 -> 540.51 |
IX Russian Riichi Championship: 0% -> 100% Kirov Tournament: 100% -> 86% |
2022-10-14 | 33 -> 57 | 512.98 -> 290.50 | |
2021-02-01 | 57 -> 33 | 540.16 -> 512.98 | |
2020-02-01 | 57 | 540.16 |
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 | 100% | 3.50 | RR | Tenpai can't buy happiness |
3 | 327 |
|
38/56 | 71% | 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 |