Ermolaev Andrei

Winner Yoroshiku League 2

From Sarov, Russia

EMA: 15990413

Player page

Internal rating (RR)

Rating date May 24, 2026 (latest changes May 17, 2026).

200 place (176.01).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.45 * 1 + 3.40 * 1) = 14.85

p1 = (492.54 * 4.10 * 1 + 32.26 * 3 * 1 + 0 + 0 + 0) / (4.10 * 1 + 3 * 1 + 1 + 1 + 1) = 209.52178217821785

p2 = (492.54 * 4.10 * 1 + 32.26 * 3 * 1) / max_coefficients = 142.5030303030303

score = 209.52178217821785 * 0.5 + 142.5030303030303 * 0.5 = 176.01240624062407

Rating changes

Show

all results
Date Place Points Reason
2026-05-17 198 -> 200 176.01
2026-05-12 192 -> 198 216.73 -> 176.01

X Russian Championship: 14% -> 0%
2026-05-03 185 -> 192 216.15 -> 216.73
2026-04-26 186 -> 185 216.15
2026-04-19 182 -> 186 216.15
2026-04-13 183 -> 182 216.15
2026-04-11 177 -> 183 216.15
2026-04-09 178 -> 177 216.15
2026-04-05 173 -> 178 216.15
2026-03-30 174 -> 173 216.15

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 32 2025-11-30 31/32 100% 3.00 RR Final Cup 2025 Moscow
2 493 2025-06-15 35/68 100% 4.10 RR 13 bloody tiles Perm
3 664 2024-05-12 37/108 0% 4.60 RR X Russian Championship Perm
4 667 2022-11-06 26/76 0% 4.20 RR IX Russian Riichi Championship Perm
5 164 2021-11-06 47/56 0% 3.30 RR Kirov Tournament Kirov
6 128 2020-03-08 35/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai Kirov
7 852 2019-09-08 5/28 0% 2.60 RR And yet the sinner collects tanyao Kirov
8 590 2019-05-04 35/84 0% 4.20 EMA Haru Shanten 2019 Perm
9 383 2019-01-13 30/48 0% 3.10 RR Agari team tournament 2019 Moscow