Kokorin Denis

From Kirov, Russia

EMA: 15990365

Player page

Internal rating (RR)

Rating date May 19, 2022 (latest changes April 30, 2022).

84 place (431.09).

max_coefficients = (4.05 * 1 + 3.85 * 1 + 3.50 * 1 + 3.45 * 1) = 14.850000000000001

p1 = (846.15 * 3.80 * 0.29 + 478.26 * 2.50 * 0.43 + 814.81 * 2.60 * 0.86 + 461.54 * 2.90 * 1 + 0) / (3.80 * 0.29 + 2.50 * 0.43 + 2.60 * 0.86 + 2.90 * 1 + 1) = 553.4094008655961

p2 = (814.81 * 2.60 * 0.86 + 461.54 * 2.90 * 1 + 846.15 * 3.80 * 0.29 + 478.26 * 2.50 * 0.43) / max_coefficients = 308.77710437710437

score = 553.4094008655961 * 0.5 + 308.77710437710437 * 0.5 = 431.09325262135025

Rating changes

Show

Date Place Points Reason
2022-04-30 80 -> 84 450.93 -> 431.09

Toi-Toi-man Tournament: 57% -> 43%

And yet the sinner collects tanyao: 100% -> 86%

2022-03-30 77 -> 80 474.50 -> 450.93

Seven ryanmens: 14% -> 0%

VII Russian Riichi Championship "Aki Shanten": 43% -> 29%

2022-03-20 68 -> 77 503.49 -> 474.50
2022-02-28 70 -> 68 504.28 -> 503.49

Toi-Toi-man Tournament: 71% -> 57%

2022-01-30 70 521.03 -> 504.28

VII Russian Riichi Championship "Aki Shanten": 57% -> 43%

Seven ryanmens: 29% -> 14%

2021-12-30 69 -> 70 515.92 -> 521.03

Toi-Toi-man Tournament: 86% -> 71%

2021-12-19 66 -> 69 515.92
2021-11-30 66 532.04 -> 515.92

VII Russian Riichi Championship "Aki Shanten": 71% -> 57%

Seven ryanmens: 43% -> 29%

2021-11-28 63 -> 66 532.04
2021-11-06 59 -> 63 532.04

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 462 2020-03-08 22/40 100% 2.90 EMA Big open chiitoitsu in a small tenpai
2 815 2019-09-08 6/28 86% 2.60 RR And yet the sinner collects tanyao
3 478 2019-03-09 13/24 43% 2.50 RR Toi-Toi-man Tournament
4 846 2018-11-18 15/92 29% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
5 174 2018-07-28 20/24 0% 1.40 RR Seven ryanmens
6 467 2018-01-05 9/16 0% 1.20 RR Yakuman in discard
7 1000 2017-10-07 1/16 0% 1.20 RR Crouching Peacock, Hidden Dragon 2017
8 733 2017-07-08 5/16 0% 1.00 RR Third riichi mahjong tournament, Kirov 2017