Matveeva Alyona

From Barnaul, Russia

EMA: 15020090

Player page

Common russian riichi rating (CRR)

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

5 place (700.13).

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

p1 = (910.45 * 3.50 * 0.71 + 931.03 * 3.75 * 1 + 840 * 4.20 * 1 + 0 + 0) / (3.50 * 0.71 + 3.75 * 1 + 4.20 * 1 + 1 + 1) = 746.626720374617

p2 = (840 * 4.20 * 1 + 931.03 * 3.75 * 1 + 910.45 * 3.50 * 0.71) / max_coefficients = 653.6371086799303

score = 746.626720374617 * 0.5 + 653.6371086799303 * 0.5 = 700.1319145272737

Rating changes

Show

all results
Date Place Points Reason
2023-06-12 5 687.35 -> 700.13
2023-06-11 29 -> 5 513.36 -> 687.35

Money can not buy tenpai: 0% -> 100%
2023-05-28 31 -> 29 513.36
2023-05-20 26 -> 31 529.58 -> 513.36

Tenpai can't buy happiness: 86% -> 71%
2023-04-22 25 -> 26 529.58
2023-04-19 27 -> 25 529.58
2023-03-28 28 -> 27 529.58
2023-03-20 23 -> 28 544.51 -> 529.58

Tenpai can't buy happiness: 100% -> 86%
2023-03-06 25 -> 23 544.51
2023-02-19 26 -> 25 544.51

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 931 2023-06-11 7/88 100% 3.75 RR Money can not buy tenpai
2 840 2022-11-06 13/76 100% 4.20 RR IX Russian Riichi Championship
3 910 2022-03-20 7/68 71% 3.50 RR Tenpai can't buy happiness
4 1000 2020-01-05 1/20 0% 2.10 EMA Snow Dragon Tournament
5 302 2019-11-04 45/64 0% 3.85 EMA Aki Shanten 2019
6 778 2019-08-25 7/28 0% 2.30 RR The Green dragon tournament
7 735 2019-05-04 23/84 0% 4.20 EMA Haru Shanten 2019
8 964 2019-01-05 3/56 0% 3.00 EMA Snow Dragon
9 868 2018-11-18 13/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
10 368 2018-10-21 13/20 0% 1.30 CRR Awakening of the rising sun dragon
11 957 2018-08-12 2/24 0% 2.20 RR Siberian riichi
12 839 2018-01-05 6/32 0% 2.20 RR Russian riichi championship by JPML-B rules
13 857 2017-01-05 6/36 0% 2.50 RR Quick discard 2017
14 806 2016-05-03 7/32 0% 2.40 RR Siberia Cup 2016
15 222 2016-03-13 78/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016
16 930 2016-01-05 4/44 0% 1.90 RR Eighth winter tournament