Ermolaev Alexey

Winner Yoroshiku League 2

From Kirov, Russia

EMA: 15990340

Player page

Common russian riichi rating (CRR)

Rating date May 31, 2025 (latest changes May 30, 2025).

13 place (730.01).

max_coefficients = (4.60 * 0.86 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.19266

p1 = (356.32 * 3.75 * 0.14 + 66.67 * 1.20 * 0.29 + 616.82 * 4 * 0.29 + 897.20 * 4.60 * 0.86 + 747.37 * 3.85 * 1 + 608.70 * 2.80 * 1 + 1000 * 1.50 * 1 + 193.55 * 3.10 * 1 + 971.43 * 3.50 * 1) / (3.75 * 0.14 + 1.20 * 0.29 + 4 * 0.29 + 4.60 * 0.86 + 3.85 * 1 + 2.80 * 1 + 1.50 * 1 + 3.10 * 1 + 3.50 * 1) = 701.8266476941515

p2 = (897.20 * 4.60 * 0.86 + 971.43 * 3.50 * 1 + 747.37 * 3.85 * 1 + 608.70 * 2.80 * 1) / max_coefficients = 758.1990250555202

score = 701.8266476941515 * 0.5 + 758.1990250555202 * 0.5 = 730.0128363748358

Rating changes

Show

all results
Date Place Points Reason
2025-05-12 11 -> 13 735.90 -> 730.01

X Russian Championship: 100% -> 86%
2025-05-10 13 -> 11 735.90
2025-05-03 26 -> 13 649.54 -> 735.90

SPB Riichi Open 2023: 43% -> 29%

Riichi over The Volga 2025: 0% -> 100%
2025-04-26 27 -> 26 646.83 -> 649.54

Riichi or die: 43% -> 29%
2025-04-11 27 642.73 -> 646.83

Money can not buy tenpai: 29% -> 14%
2025-03-03 29 -> 27 642.38 -> 642.73

SPB Riichi Open 2023: 57% -> 43%
2025-02-26 29 639.90 -> 642.38

Riichi or die: 57% -> 43%
2025-02-16 26 -> 29 639.90
2025-02-11 27 -> 26 636.24 -> 639.90

Money can not buy tenpai: 43% -> 29%
2025-02-02 26 -> 27 636.24

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 971 2025-05-03 3/71 100% 3.50 RR Riichi over The Volga 2025 Samara
2 194 2025-01-07 26/32 100% 3.10 RR Moscow Open Riichi Marathon Moscow
3 1000 2025-01-04 1/20 100% 1.50 CRR Dirty Riichi Kirov
4 609 2024-12-01 10/24 100% 2.80 CRR Riichi never changing Moscow
5 747 2024-09-01 25/96 100% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
6 897 2024-05-12 12/108 86% 4.60 RR X Russian Championship Perm
7 617 2023-09-03 42/108 29% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
8 67 2023-08-26 15/16 29% 1.20 CRR Riichi or die Kirov
9 356 2023-06-11 57/88 14% 3.75 RR Money can not buy tenpai Perm
10 478 2022-12-18 13/24 0% 2.80 CRR Meeting in the billiard room Moscow
11 507 2022-11-06 38/76 0% 4.20 RR IX Russian Riichi Championship Perm
12 333 2022-07-03 11/16 0% 1.20 CRR Vyatka rooster Kirov
13 909 2021-11-06 6/56 0% 3.30 RR Kirov Tournament Kirov
14 205 2020-03-08 32/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai Kirov
15 279 2019-12-15 81/112 0% 4.05 EMA VIII Russian Riichi Championship Moscow
16 556 2019-11-04 29/64 0% 3.85 EMA Aki Shanten 2019 Perm
17 889 2019-09-08 4/28 0% 2.60 RR And yet the sinner collects tanyao Kirov
18 114 2019-07-21 32/36 0% 3.20 RR Moscow Open Riichi Marathon 2019 Moscow
19 843 2019-05-04 14/84 0% 4.20 EMA Haru Shanten 2019 Perm
20 130 2019-03-09 21/24 0% 2.50 RR Toi-Toi-man Tournament Kirov
21 648 2018-11-18 33/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten" Perm
22 304 2018-07-28 17/24 0% 1.40 RR Seven ryanmens Kirov
23 155 2018-05-01 61/72 0% 3.85 EMA Haru Shanten 2018 Perm
24 733 2018-01-05 5/16 0% 1.20 RR Yakuman in discard Kirov
25 28 2017-11-12 70/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten Perm
26 667 2017-10-07 6/16 0% 1.20 RR Crouching Peacock, Hidden Dragon 2017 Kirov
27 933 2017-07-08 2/16 0% 1.00 RR Third riichi mahjong tournament, Kirov 2017 Kirov
28 545 2017-04-09 6/12 0% 0.90 CRR Second riichi mahjong tournament, Kirov 2017 Kirov