Ermolaev Alexey

Winner Yoroshiku League 2

From Kirov, Russia

EMA: 15990340

Player page

Common russian riichi rating (CRR)

Rating date Nov. 3, 2023 (latest changes Nov. 3, 2023).

42 place (480.51).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 2.80 * 1) = 14.75

p1 = (478.26 * 2.80 * 1 + 333.33 * 1.20 * 0.57 + 909.09 * 3.30 * 0.14 + 506.67 * 4.20 * 1 + 356.32 * 3.75 * 1 + 66.67 * 1.20 * 1 + 616.82 * 4 * 1) / (2.80 * 1 + 1.20 * 0.57 + 3.30 * 0.14 + 4.20 * 1 + 3.75 * 1 + 1.20 * 1 + 4 * 1) = 468.09919770857385

p2 = (616.82 * 4 * 1 + 506.67 * 4.20 * 1 + 478.26 * 2.80 * 1 + 356.32 * 3.75 * 1) / max_coefficients = 492.9240677966102

score = 468.09919770857385 * 0.5 + 492.9240677966102 * 0.5 = 480.51163275259205

Rating changes

Show

all results
Date Place Points Reason
2023-11-03 42 479.84 -> 480.51

Vyatka rooster: 71% -> 57%
2023-10-22 41 -> 42 479.84
2023-10-12 45 -> 41 478.30 -> 479.84
2023-09-28 46 -> 45 478.30
2023-09-06 43 -> 46 484.17 -> 478.30

Kirov Tournament: 29% -> 14%
2023-09-03 49 -> 43 425.94 -> 484.17

Vyatka rooster: 86% -> 71%

SPB Riichi Open 2023: 0% -> 100%
2023-08-27 48 -> 49 425.94
2023-08-26 43 -> 48 443.40 -> 425.94

Riichi or die: 0% -> 100%
2023-08-12 47 -> 43 434.97 -> 443.40
2023-07-28 48 -> 47 434.97

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 617 2023-09-03 42/108 100% 4.00 RR SPB Riichi Open 2023
2 67 2023-08-26 15/16 100% 1.20 CRR Riichi or die
3 356 2023-06-11 57/88 100% 3.75 RR Money can not buy tenpai
4 478 2022-12-18 13/24 100% 2.80 CRR Meeting in the billiard room
5 507 2022-11-06 38/76 100% 4.20 RR IX Russian Riichi Championship
6 333 2022-07-03 11/16 57% 1.20 CRR Vyatka rooster
7 909 2021-11-06 6/56 14% 3.30 RR Kirov Tournament
8 205 2020-03-08 32/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai
9 279 2019-12-15 81/112 0% 4.05 EMA VIII Russian Riichi Championship
10 556 2019-11-04 29/64 0% 3.85 EMA Aki Shanten 2019
11 889 2019-09-08 4/28 0% 2.60 RR And yet the sinner collects tanyao
12 114 2019-07-21 32/36 0% 3.20 RR Moscow Open Riichi Marathon 2019
13 843 2019-05-04 14/84 0% 4.20 EMA Haru Shanten 2019
14 130 2019-03-09 21/24 0% 2.50 RR Toi-Toi-man Tournament
15 648 2018-11-18 33/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
16 304 2018-07-28 17/24 0% 1.40 RR Seven ryanmens
17 155 2018-05-01 61/72 0% 3.85 EMA Haru Shanten 2018
18 733 2018-01-05 5/16 0% 1.20 RR Yakuman in discard
19 28 2017-11-12 70/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
20 667 2017-10-07 6/16 0% 1.20 RR Crouching Peacock, Hidden Dragon 2017
21 933 2017-07-08 2/16 0% 1.00 RR Third riichi mahjong tournament, Kirov 2017
22 545 2017-04-09 6/12 0% 0.90 CRR Second riichi mahjong tournament, Kirov 2017