Ermolaev Alexey

Winner Yoroshiku League 2

From Kirov, Russia

EMA: 15990340

Player page

Internal rating (RR)

Rating date Sept. 1, 2024 (latest changes Sept. 1, 2024).

19 place (661.68).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.85 * 1 + 3.65 * 1) = 16.099999999999998

p1 = (506.67 * 4.20 * 0.29 + 356.32 * 3.75 * 0.71 + 616.82 * 4 * 1 + 897.20 * 4.60 * 1 + 747.37 * 3.85 * 1) / (4.20 * 0.29 + 3.75 * 0.71 + 4 * 1 + 4.60 * 1 + 3.85 * 1) = 675.759321165087

p2 = (897.20 * 4.60 * 1 + 747.37 * 3.85 * 1 + 616.82 * 4 * 1 + 356.32 * 3.75 * 0.71) / max_coefficients = 647.5906832298139

score = 675.759321165087 * 0.5 + 647.5906832298139 * 0.5 = 661.6750021974505

Rating changes

Show

all results
Date Place Points Reason
2024-09-01 33 -> 19 569.15 -> 661.68

SPB Riichi Open 2024: 0% -> 100%
2024-08-11 34 -> 33 567.73 -> 569.15

Money can not buy tenpai: 86% -> 71%
2024-08-04 27 -> 34 578.63 -> 567.73
2024-07-14 25 -> 27 578.63
2024-07-06 23 -> 25 587.03 -> 578.63

IX Russian Riichi Championship: 43% -> 29%
2024-06-11 27 -> 23 578.93 -> 587.03

Money can not buy tenpai: 100% -> 86%
2024-06-09 23 -> 27 578.93
2024-05-12 53 -> 23 386.91 -> 578.93

X Russian Championship: 0% -> 100%
2024-05-06 51 -> 53 396.70 -> 386.91

IX Russian Riichi Championship: 57% -> 43%
2024-04-12 53 -> 51 396.70

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 747 2024-09-01 25/96 100% 3.85 RR SPB Riichi Open 2024
2 897 2024-05-12 12/108 100% 4.60 RR X Russian Championship
3 617 2023-09-03 42/108 100% 4.00 RR SPB Riichi Open 2023
4 356 2023-06-11 57/88 71% 3.75 RR Money can not buy tenpai
5 507 2022-11-06 38/76 29% 4.20 RR IX Russian Riichi Championship
6 909 2021-11-06 6/56 0% 3.30 RR Kirov Tournament
7 205 2020-03-08 32/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai
8 279 2019-12-15 81/112 0% 4.05 EMA VIII Russian Riichi Championship
9 556 2019-11-04 29/64 0% 3.85 EMA Aki Shanten 2019
10 889 2019-09-08 4/28 0% 2.60 RR And yet the sinner collects tanyao
11 114 2019-07-21 32/36 0% 3.20 RR Moscow Open Riichi Marathon 2019
12 843 2019-05-04 14/84 0% 4.20 EMA Haru Shanten 2019
13 130 2019-03-09 21/24 0% 2.50 RR Toi-Toi-man Tournament
14 648 2018-11-18 33/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
15 304 2018-07-28 17/24 0% 1.40 RR Seven ryanmens
16 155 2018-05-01 61/72 0% 3.85 EMA Haru Shanten 2018
17 733 2018-01-05 5/16 0% 1.20 RR Yakuman in discard
18 28 2017-11-12 70/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
19 667 2017-10-07 6/16 0% 1.20 RR Crouching Peacock, Hidden Dragon 2017
20 933 2017-07-08 2/16 0% 1.00 RR Third riichi mahjong tournament, Kirov 2017