Ermolaev Andrei

Winner Yoroshiku League 2

From Sarov, Russia

EMA: 15990413

Player page

Common russian riichi rating (CRR)

Rating date June 27, 2025 (latest changes June 27, 2025).

101 place (423.59).

max_coefficients = (4.10 * 1 + 4.60 * 0.86 + 3.85 * 1 + 3.75 * 1) = 15.64266

p1 = (663.55 * 4.60 * 0.86 + 478.26 * 2.80 * 1 + 492.54 * 4.10 * 1 + 0 + 0) / (4.60 * 0.86 + 2.80 * 1 + 4.10 * 1 + 1 + 1) = 465.2221580264526

p2 = (663.55 * 4.60 * 0.86 + 492.54 * 4.10 * 1 + 478.26 * 2.80 * 1) / max_coefficients = 381.9484665651494

score = 465.2221580264526 * 0.5 + 381.9484665651494 * 0.5 = 423.585312295801

Rating changes

Show

all results
Date Place Points Reason
2025-06-15 141 -> 101 333.16 -> 423.59

13 bloody tiles: 0% -> 100%
2025-06-14 140 -> 141 333.16
2025-06-11 142 -> 140 333.16
2025-06-09 143 -> 142 333.16
2025-06-08 142 -> 143 333.16
2025-05-17 140 -> 142 333.16
2025-05-12 131 -> 140 349.66 -> 333.16

X Russian Championship: 100% -> 86%
2025-05-10 132 -> 131 349.66
2025-05-03 129 -> 132 349.66
2025-05-01 130 -> 129 349.66

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 493 2025-06-15 35/68 100% 4.10 RR 13 bloody tiles Perm
2 478 2024-12-01 13/24 100% 2.80 CRR Riichi never changing Moscow
3 664 2024-05-12 37/108 86% 4.60 RR X Russian Championship Perm
4 870 2022-12-18 4/24 0% 2.80 CRR Meeting in the billiard room Moscow
5 667 2022-11-06 26/76 0% 4.20 RR IX Russian Riichi Championship Perm
6 164 2021-11-06 47/56 0% 3.30 RR Kirov Tournament Kirov
7 128 2020-03-08 35/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai Kirov
8 852 2019-09-08 5/28 0% 2.60 RR And yet the sinner collects tanyao Kirov
9 590 2019-05-04 35/84 0% 4.20 EMA Haru Shanten 2019 Perm
10 383 2019-01-13 30/48 0% 3.10 RR Agari team tournament 2019 Moscow