Ermolaev Alexey

Winner Yoroshiku League 2

From Kirov, Russia

EMA: 15990340

Player page

Common russian riichi rating (CRR)

Rating date April 20, 2024 (latest changes April 20, 2024).

62 place (436.01).

max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001

p1 = (333.33 * 1.20 * 0.29 + 506.67 * 4.20 * 0.57 + 478.26 * 2.80 * 0.57 + 356.32 * 3.75 * 1 + 66.67 * 1.20 * 1 + 616.82 * 4 * 1) / (1.20 * 0.29 + 4.20 * 0.57 + 2.80 * 0.57 + 3.75 * 1 + 1.20 * 1 + 4 * 1) = 449.7902598731328

p2 = (616.82 * 4 * 1 + 356.32 * 3.75 * 1 + 506.67 * 4.20 * 0.57 + 478.26 * 2.80 * 0.57) / max_coefficients = 422.2350364963504

score = 449.7902598731328 * 0.5 + 422.2350364963504 * 0.5 = 436.0126481847416

Rating changes

Show

all results
Date Place Points Reason
2024-04-18 61 -> 62 443.41 -> 436.01

Meeting in the billiard room: 71% -> 57%
2024-03-30 57 -> 61 443.41
2024-03-20 58 -> 57 443.41
2024-03-10 49 -> 58 454.28 -> 443.41
2024-03-06 44 -> 49 456.53 -> 454.28

IX Russian Riichi Championship: 71% -> 57%
2024-03-03 44 455.82 -> 456.53

Vyatka rooster: 43% -> 29%
2024-02-27 45 -> 44 455.82
2024-02-25 43 -> 45 455.82
2024-02-18 39 -> 43 463.18 -> 455.82

Meeting in the billiard room: 86% -> 71%
2024-02-12 40 -> 39 463.18

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 57% 2.80 CRR Meeting in the billiard room
5 507 2022-11-06 38/76 57% 4.20 RR IX Russian Riichi Championship
6 333 2022-07-03 11/16 29% 1.20 CRR Vyatka rooster
7 909 2021-11-06 6/56 0% 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