Polyakov Kirill

Russian Champion 2022

From Kirov, Russia

EMA: 15990333

Player page

Internal rating (RR)

Rating date March 21, 2023 (latest changes March 20, 2023).

16 place (631.88).

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

Show

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 2022-11-06 1/76 100% 4.20 RR IX Russian Riichi Championship
2 657 2022-03-20 24/68 86% 3.50 RR Tenpai can't buy happiness
3 327 2021-11-06 38/56 57% 3.30 RR Kirov Tournament
4 923 2020-03-08 4/40 57% 2.90 EMA Big open chiitoitsu in a small tenpai
5 288 2019-12-15 80/112 43% 4.05 EMA VIII Russian Riichi Championship
6 95 2019-11-04 58/64 29% 3.85 EMA Aki Shanten 2019
7 667 2019-09-08 10/28 14% 2.60 RR And yet the sinner collects tanyao
8 657 2019-07-21 13/36 14% 3.20 RR Moscow Open Riichi Marathon 2019
9 928 2019-05-04 7/84 0% 4.20 EMA Haru Shanten 2019
10 352 2018-11-18 60/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
11 565 2018-07-28 11/24 0% 1.40 RR Seven ryanmens
12 704 2018-05-01 22/72 0% 3.85 EMA Haru Shanten 2018
13 333 2018-01-05 11/16 0% 1.20 RR Yakuman in discard
14 718 2017-11-12 21/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
15 800 2017-10-07 4/16 0% 1.20 RR Crouching Peacock, Hidden Dragon 2017
16 867 2017-07-08 3/16 0% 1.00 RR Third riichi mahjong tournament, Kirov 2017
17 806 2017-06-03 7/32 0% 1.60 RR "Summer shanten" tournament, Perm 2017