Ermolaev Alexey

Winner Yoroshiku League 2

From Kirov, Russia

EMA: 15990340

Player page

Common russian riichi rating (CRR)

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

41 place (450.36).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 2.80 * 1) = 14.04985

p1 = (333.33 * 1.20 * 1 + 478.26 * 2.80 * 1 + 909.09 * 3.30 * 0.57 + 506.67 * 4.20 * 1 + 0) / (1.20 * 1 + 2.80 * 1 + 3.30 * 0.57 + 4.20 * 1 + 1) = 503.47477182151295

p2 = (506.67 * 4.20 * 1 + 909.09 * 3.30 * 0.57 + 478.26 * 2.80 * 1 + 333.33 * 1.20 * 1) / max_coefficients = 397.25192795652623

score = 503.47477182151295 * 0.5 + 397.25192795652623 * 0.5 = 450.36334988901956

Rating changes

Show

Date Place Points Reason
2023-03-20 41 443.54 -> 450.36
2023-03-06 38 -> 41 466.54 -> 443.54

Kirov Tournament: 71% -> 57%

2023-02-25 37 -> 38 466.54
2023-01-28 38 -> 37 464.34 -> 466.54
2023-01-06 38 486.52 -> 464.34

Kirov Tournament: 86% -> 71%

2022-12-19 38 484.42 -> 486.52
2022-12-18 48 -> 38 420.96 -> 484.42

Meeting in the billiard room: 0% -> 100%

2022-11-28 49 -> 48 417.01 -> 420.96
2022-11-06 53 -> 49 345.55 -> 417.01

Kirov Tournament: 100% -> 86%

IX Russian Riichi Championship: 0% -> 100%

2022-11-05 52 -> 53 416.34 -> 345.55

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 478 2022-12-18 13/24 100% 2.80 CRR Meeting in the billiard room
2 507 2022-11-06 38/76 100% 4.20 RR IX Russian Riichi Championship
3 333 2022-07-03 11/16 100% 1.20 CRR Vyatka rooster
4 909 2021-11-06 6/56 57% 3.30 RR Kirov Tournament
5 205 2020-03-08 32/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai
6 279 2019-12-15 81/112 0% 4.05 EMA VIII Russian Riichi Championship
7 556 2019-11-04 29/64 0% 3.85 EMA Aki Shanten 2019
8 889 2019-09-08 4/28 0% 2.60 RR And yet the sinner collects tanyao
9 114 2019-07-21 32/36 0% 3.20 RR Moscow Open Riichi Marathon 2019
10 843 2019-05-04 14/84 0% 4.20 EMA Haru Shanten 2019
11 130 2019-03-09 21/24 0% 2.50 RR Toi-Toi-man Tournament
12 648 2018-11-18 33/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
13 304 2018-07-28 17/24 0% 1.40 RR Seven ryanmens
14 155 2018-05-01 61/72 0% 3.85 EMA Haru Shanten 2018
15 733 2018-01-05 5/16 0% 1.20 RR Yakuman in discard
16 28 2017-11-12 70/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
17 667 2017-10-07 6/16 0% 1.20 RR Crouching Peacock, Hidden Dragon 2017
18 933 2017-07-08 2/16 0% 1.00 RR Third riichi mahjong tournament, Kirov 2017
19 545 2017-04-09 6/12 0% 0.90 CRR Second riichi mahjong tournament, Kirov 2017