Ermolaev Alexey

From Kirov, Russia

EMA: 15990340

Player page

Internal rating (RR)

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

47 place (562.37).

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

p1 = (648.35 * 3.80 * 0.29 + 130.43 * 2.50 * 0.43 + 843.37 * 4.20 * 0.57 + 114.29 * 3.20 * 0.86 + 888.89 * 2.60 * 0.86 + 555.56 * 3.85 * 1 + 279.28 * 4.05 * 1 + 205.13 * 2.90 * 1 + 909.09 * 3.30 * 1) / (3.80 * 0.29 + 2.50 * 0.43 + 4.20 * 0.57 + 3.20 * 0.86 + 2.60 * 0.86 + 3.85 * 1 + 4.05 * 1 + 2.90 * 1 + 3.30 * 1) = 509.00110122556845

p2 = (909.09 * 3.30 * 1 + 555.56 * 3.85 * 1 + 843.37 * 4.20 * 0.57 + 888.89 * 2.60 * 0.86) / max_coefficients = 615.7400673400673

score = 509.00110122556845 * 0.5 + 615.7400673400673 * 0.5 = 562.3705842828178

Rating changes

Show

Date Place Points Reason
2022-04-30 39 -> 47 594.67 -> 562.37

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

Haru Shanten 2019: 71% -> 57%

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

2022-03-30 44 -> 39 592.50 -> 594.67

Moscow Open Riichi Marathon 2019: 100% -> 86%

Seven ryanmens: 14% -> 0%

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

2022-03-20 35 -> 44 620.50 -> 592.50
2022-02-28 35 634.25 -> 620.50

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

Haru Shanten 2019: 86% -> 71%

2022-01-30 37 -> 35 634.08 -> 634.25

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

Seven ryanmens: 29% -> 14%

2021-12-30 33 -> 37 637.02 -> 634.08

Haru Shanten 2018: 14% -> 0%

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

Haru Shanten 2019: 100% -> 86%

2021-12-19 36 -> 33 632.69 -> 637.02
2021-11-30 38 -> 36 632.65 -> 632.69

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

Seven ryanmens: 43% -> 29%

2021-11-28 35 -> 38 632.65
2021-11-06 48 -> 35 568.26 -> 632.65

Kirov Tournament: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 909 2021-11-06 6/56 100% 3.30 RR Kirov Tournament
2 205 2020-03-08 32/40 100% 2.90 EMA Big open chiitoitsu in a small tenpai
3 279 2019-12-15 81/112 100% 4.05 EMA VIII Russian Riichi Championship
4 556 2019-11-04 29/64 100% 3.85 EMA Aki Shanten 2019
5 889 2019-09-08 4/28 86% 2.60 RR And yet the sinner collects tanyao
6 114 2019-07-21 32/36 86% 3.20 RR Moscow Open Riichi Marathon 2019
7 843 2019-05-04 14/84 57% 4.20 EMA Haru Shanten 2019
8 130 2019-03-09 21/24 43% 2.50 RR Toi-Toi-man Tournament
9 648 2018-11-18 33/92 29% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
10 304 2018-07-28 17/24 0% 1.40 RR Seven ryanmens
11 155 2018-05-01 61/72 0% 3.85 EMA Haru Shanten 2018
12 733 2018-01-05 5/16 0% 1.20 RR Yakuman in discard
13 28 2017-11-12 70/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
14 667 2017-10-07 6/16 0% 1.20 RR Crouching Peacock, Hidden Dragon 2017
15 933 2017-07-08 2/16 0% 1.00 RR Third riichi mahjong tournament, Kirov 2017