Matveeva Alyona

From Barnaul, Russia

EMA: 15020090

Player page

Common russian riichi rating (CRR)

Rating date June 13, 2024 (latest changes June 12, 2024).

8 place (738.25).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 0.86 + 3.05 * 1) = 14.864125000000001

p1 = (840 * 4.20 * 0.43 + 931.03 * 3.75 * 0.86 + 888.89 * 2.30 * 1 + 794.39 * 4.60 * 1 + 0) / (4.20 * 0.43 + 3.75 * 0.86 + 2.30 * 1 + 4.60 * 1 + 1) = 790.074061627296

p2 = (794.39 * 4.60 * 1 + 931.03 * 3.75 * 0.86 + 888.89 * 2.30 * 1 + 840 * 4.20 * 0.43) / max_coefficients = 686.4319292255683

score = 790.074061627296 * 0.5 + 686.4319292255683 * 0.5 = 738.2529954264321

Rating changes

Show

Date Place Points Reason
2024-06-11 5 -> 8 745.32 -> 738.25

Money can not buy tenpai: 100% -> 86%

2024-05-12 16 -> 5 614.98 -> 745.32

X Russian Championship: 0% -> 100%

2024-05-06 13 -> 16 636.94 -> 614.98

IX Russian Riichi Championship: 57% -> 43%

2024-04-18 12 -> 13 636.94
2024-04-12 14 -> 12 636.94
2024-03-30 12 -> 14 636.94
2024-03-20 5 -> 12 694.59 -> 636.94

Tenpai can't buy happiness: 14% -> 0%

2024-03-10 3 -> 5 709.15 -> 694.59
2024-03-06 3 715.13 -> 709.15

IX Russian Riichi Championship: 71% -> 57%

2024-02-25 4 -> 3 715.13

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 794 2024-05-12 23/108 100% 4.60 RR X Russian Championship
2 889 2023-11-05 4/28 100% 2.30 CRR Finding Dora
3 931 2023-06-11 7/88 86% 3.75 RR Money can not buy tenpai
4 840 2022-11-06 13/76 43% 4.20 RR IX Russian Riichi Championship
5 910 2022-03-20 7/68 0% 3.50 RR Tenpai can't buy happiness
6 1000 2020-01-05 1/20 0% 2.10 EMA Snow Dragon Tournament
7 302 2019-11-04 45/64 0% 3.85 EMA Aki Shanten 2019
8 778 2019-08-25 7/28 0% 2.30 RR The Green dragon tournament
9 735 2019-05-04 23/84 0% 4.20 EMA Haru Shanten 2019
10 964 2019-01-05 3/56 0% 3.00 EMA Snow Dragon
11 868 2018-11-18 13/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
12 368 2018-10-21 13/20 0% 1.30 CRR Awakening of the rising sun dragon
13 957 2018-08-12 2/24 0% 2.20 RR Siberian riichi
14 839 2018-01-05 6/32 0% 2.20 RR Russian riichi championship by JPML-B rules
15 857 2017-01-05 6/36 0% 2.50 RR Quick discard 2017
16 806 2016-05-03 7/32 0% 2.40 RR Siberia Cup 2016
17 222 2016-03-13 78/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016
18 930 2016-01-05 4/44 0% 1.90 RR Eighth winter tournament