Polyakov Kirill

From Kirov, Russia

EMA: 15990333

Player page

Internal rating (RR)

Rating date April 21, 2021 (latest changes April 21, 2021).

32 place (503.32).

max_coefficients = (2.90 * 0.86 + 4.05 * 0.57 + 3.85 * 0.57 + 3.45 * 0.57) = 8.970979999999999

p1 = (927.71 * 4.20 * 0.14 + 657.14 * 3.20 * 0.29 + 666.67 * 2.60 * 0.43 + 95.24 * 3.85 * 0.57 + 288.29 * 4.05 * 0.57 + 923.08 * 2.90 * 0.86) / (4.20 * 0.14 + 3.20 * 0.29 + 2.60 * 0.43 + 3.85 * 0.57 + 4.05 * 0.57 + 2.90 * 0.86) = 526.7255409241175

p2 = (923.08 * 2.90 * 0.86 + 666.67 * 2.60 * 0.43 + 288.29 * 4.05 * 0.57 + 657.14 * 3.20 * 0.29) / max_coefficients = 479.907434862189

score = 526.7255409241175 * 0.5 + 479.907434862189 * 0.5 = 503.31648789315324

Rating changes

Show

Date Place Points Reason
2021-04-15 36 -> 32 490.75 -> 503.32

VIII Russian Riichi Championship: 71% -> 57%

2021-03-26 36 482.64 -> 490.75
2021-03-24 36 476.75 -> 482.64
2021-03-21 35 -> 36 494.63 -> 476.75

Moscow Open Riichi Marathon 2019: 43% -> 29%

2021-03-09 36 -> 35 494.63
2021-03-08 31 -> 36 524.91 -> 494.63

Big open chiitoitsu in a small tenpai: 100% -> 86%

And yet the sinner collects tanyao: 57% -> 43%

2021-03-04 32 -> 31 527.05 -> 524.91

Haru Shanten 2019: 29% -> 14%

Aki Shanten 2019: 71% -> 57%

2021-02-15 33 -> 32 512.98 -> 527.05

VIII Russian Riichi Championship: 86% -> 71%

2021-02-10 34 -> 33 512.98
2021-02-02 35 -> 34 512.98

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 923 2020-03-08 4/40 86% 2.90 EMA Big open chiitoitsu in a small tenpai
2 288 2019-12-15 80/112 57% 4.05 EMA VIII Russian Riichi Championship
3 95 2019-11-04 58/64 57% 3.85 EMA Aki Shanten 2019
4 667 2019-09-08 10/28 43% 2.60 RR And yet the sinner collects tanyao
5 657 2019-07-21 13/36 29% 3.20 RR Moscow Open Riichi Marathon 2019
6 928 2019-05-04 7/84 14% 4.20 EMA Haru Shanten 2019
7 352 2018-11-18 60/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
8 565 2018-07-28 11/24 0% 1.40 RR Seven ryanmens
9 704 2018-05-01 22/72 0% 3.85 EMA Haru Shanten 2018
10 333 2018-01-05 11/16 0% 1.20 RR Yakuman in discard
11 718 2017-11-12 21/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
12 800 2017-10-07 4/16 0% 1.20 RR Crouching Peacock, Hidden Dragon 2017
13 867 2017-07-08 3/16 0% 1.00 RR Third riichi mahjong tournament, Kirov 2017
14 806 2017-06-03 7/32 0% 1.60 RR "Summer shanten" tournament, Perm 2017