Polyakov Kirill

Russian Champion 2022

From Kirov, Russia

EMA: 15990333

Player page

Common russian riichi rating (CRR)

Rating date Oct. 27, 2024 (latest changes Oct. 27, 2024).

86 place (434.08).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85

p1 = (1000 * 4.20 * 0.14 + 126.44 * 3.75 * 0.57 + 666.67 * 1.20 * 0.71 + 785.05 * 4.60 * 1 + 0) / (4.20 * 0.14 + 3.75 * 0.57 + 1.20 * 0.71 + 4.60 * 1 + 1) = 549.3152784374936

p2 = (785.05 * 4.60 * 1 + 1000 * 4.20 * 0.14 + 666.67 * 1.20 * 0.71 + 126.44 * 3.75 * 0.57) / max_coefficients = 318.84858044164037

score = 549.3152784374936 * 0.5 + 318.84858044164037 * 0.5 = 434.081929439567

Rating changes

Show

Date Place Points Reason
2024-10-26 85 -> 86 438.76 -> 434.08

Riichi or die: 86% -> 71%

2024-10-13 80 -> 85 442.14 -> 438.76
2024-10-11 82 -> 80 432.82 -> 442.14

Money can not buy tenpai: 71% -> 57%

2024-09-15 81 -> 82 432.82
2024-09-06 74 -> 81 465.59 -> 432.82

IX Russian Riichi Championship: 29% -> 14%

2024-09-03 75 -> 74 458.92 -> 465.59
2024-09-01 68 -> 75 468.40 -> 458.92
2024-08-26 67 -> 68 473.03 -> 468.40

Riichi or die: 100% -> 86%

2024-08-11 70 -> 67 462.87 -> 473.03

Money can not buy tenpai: 86% -> 71%

2024-08-04 63 -> 70 470.72 -> 462.87

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 785 2024-05-12 24/108 100% 4.60 RR X Russian Championship
2 667 2023-08-26 6/16 71% 1.20 CRR Riichi or die
3 126 2023-06-11 77/88 57% 3.75 RR Money can not buy tenpai
4 1000 2022-11-06 1/76 14% 4.20 RR IX Russian Riichi Championship
5 657 2022-03-20 24/68 0% 3.50 RR Tenpai can't buy happiness
6 327 2021-11-06 38/56 0% 3.30 RR Kirov Tournament
7 923 2020-03-08 4/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai
8 288 2019-12-15 80/112 0% 4.05 EMA VIII Russian Riichi Championship
9 95 2019-11-04 58/64 0% 3.85 EMA Aki Shanten 2019
10 667 2019-09-08 10/28 0% 2.60 RR And yet the sinner collects tanyao
11 657 2019-07-21 13/36 0% 3.20 RR Moscow Open Riichi Marathon 2019
12 928 2019-05-04 7/84 0% 4.20 EMA Haru Shanten 2019
13 352 2018-11-18 60/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
14 565 2018-07-28 11/24 0% 1.40 RR Seven ryanmens
15 704 2018-05-01 22/72 0% 3.85 EMA Haru Shanten 2018
16 333 2018-01-05 11/16 0% 1.20 RR Yakuman in discard
17 718 2017-11-12 21/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
18 800 2017-10-07 4/16 0% 1.20 RR Crouching Peacock, Hidden Dragon 2017
19 867 2017-07-08 3/16 0% 1.00 RR Third riichi mahjong tournament, Kirov 2017
20 806 2017-06-03 7/32 0% 1.60 RR "Summer shanten" tournament, Perm 2017
21 455 2017-04-09 7/12 0% 0.90 CRR Second riichi mahjong tournament, Kirov 2017