Ermolaev Alexey

Winner Yoroshiku League 2

From Kirov, Russia

EMA: 15990340

Player page

Common russian riichi rating (CRR)

Rating date June 12, 2023 (latest changes June 12, 2023).

43 place (456.86).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 2.80 * 1) = 14.221255

p1 = (478.26 * 2.80 * 1 + 333.33 * 1.20 * 1 + 909.09 * 3.30 * 0.43 + 356.32 * 3.75 * 1 + 506.67 * 4.20 * 1) / (2.80 * 1 + 1.20 * 1 + 3.30 * 0.43 + 3.75 * 1 + 4.20 * 1) = 485.55488544923145

p2 = (506.67 * 4.20 * 1 + 478.26 * 2.80 * 1 + 356.32 * 3.75 * 1 + 909.09 * 3.30 * 0.43) / max_coefficients = 428.1717752758108

score = 485.55488544923145 * 0.5 + 428.1717752758108 * 0.5 = 456.8633303625211

Rating changes

Show

all results
Date Place Points Reason
2023-06-12 45 -> 43 448.49 -> 456.86
2023-06-11 44 -> 45 432.88 -> 448.49

Money can not buy tenpai: 0% -> 100%
2023-05-28 46 -> 44 432.88
2023-05-20 47 -> 46 426.11 -> 432.88
2023-05-06 43 -> 47 450.36 -> 426.11

Kirov Tournament: 57% -> 43%
2023-05-01 42 -> 43 450.36
2023-04-22 41 -> 42 450.36
2023-03-20 41 443.54 -> 450.36
2023-03-06 38 -> 41 466.54 -> 443.54

Kirov Tournament: 71% -> 57%
2023-02-25 37 -> 38 466.54

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 356 2023-06-11 57/88 100% 3.75 RR Money can not buy tenpai
2 478 2022-12-18 13/24 100% 2.80 CRR Meeting in the billiard room
3 507 2022-11-06 38/76 100% 4.20 RR IX Russian Riichi Championship
4 333 2022-07-03 11/16 100% 1.20 CRR Vyatka rooster
5 909 2021-11-06 6/56 43% 3.30 RR Kirov Tournament
6 205 2020-03-08 32/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai
7 279 2019-12-15 81/112 0% 4.05 EMA VIII Russian Riichi Championship
8 556 2019-11-04 29/64 0% 3.85 EMA Aki Shanten 2019
9 889 2019-09-08 4/28 0% 2.60 RR And yet the sinner collects tanyao
10 114 2019-07-21 32/36 0% 3.20 RR Moscow Open Riichi Marathon 2019
11 843 2019-05-04 14/84 0% 4.20 EMA Haru Shanten 2019
12 130 2019-03-09 21/24 0% 2.50 RR Toi-Toi-man Tournament
13 648 2018-11-18 33/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
14 304 2018-07-28 17/24 0% 1.40 RR Seven ryanmens
15 155 2018-05-01 61/72 0% 3.85 EMA Haru Shanten 2018
16 733 2018-01-05 5/16 0% 1.20 RR Yakuman in discard
17 28 2017-11-12 70/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
18 667 2017-10-07 6/16 0% 1.20 RR Crouching Peacock, Hidden Dragon 2017
19 933 2017-07-08 2/16 0% 1.00 RR Third riichi mahjong tournament, Kirov 2017
20 545 2017-04-09 6/12 0% 0.90 CRR Second riichi mahjong tournament, Kirov 2017