Ermolaev Alexey

Winner Yoroshiku League 2

From Kirov, Russia

EMA: 15990340

Player page

Internal rating (RR)

Rating date April 19, 2023 (latest changes April 19, 2023).

59 place (356.75).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 3.45 * 0.57) = 13.22118

p1 = (909.09 * 3.30 * 0.57 + 506.67 * 4.20 * 1 + 0 + 0 + 0) / (3.30 * 0.57 + 4.20 * 1 + 1 + 1 + 1) = 422.8880362594957

p2 = (506.67 * 4.20 * 1 + 909.09 * 3.30 * 0.57) / max_coefficients = 290.6094614852834

score = 422.8880362594957 * 0.5 + 290.6094614852834 * 0.5 = 356.74874887238957

Rating changes

Show

all results
Date Place Points Reason
2023-04-19 59 354.13 -> 356.75
2023-03-28 60 -> 59 351.53 -> 354.13
2023-03-20 60 346.60 -> 351.53
2023-03-06 57 -> 60 373.67 -> 346.60

Kirov Tournament: 71% -> 57%
2023-02-19 58 -> 57 371.66 -> 373.67
2023-01-28 58 368.64 -> 371.66
2023-01-06 51 -> 58 394.06 -> 368.64

Kirov Tournament: 86% -> 71%
2022-12-19 52 -> 51 392.52 -> 394.06
2022-11-28 53 -> 52 388.88 -> 392.52
2022-11-06 49 -> 53 416.34 -> 388.88

Kirov Tournament: 100% -> 86%

IX Russian Riichi Championship: 0% -> 100%

Tournaments

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