Matveeva Alyona

From Barnaul, Russia

EMA: 15020090

Player page

Common russian riichi rating (CRR)

Rating date Sept. 6, 2024 (latest changes Sept. 6, 2024).

21 place (669.01).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.65 * 1 + 4 * 0.86) = 15.5284

p1 = (840 * 4.20 * 0.14 + 931.03 * 3.75 * 0.71 + 888.89 * 2.30 * 1 + 794.39 * 4.60 * 1 + 0) / (4.20 * 0.14 + 3.75 * 0.71 + 2.30 * 1 + 4.60 * 1 + 1) = 777.9624029580978

p2 = (794.39 * 4.60 * 1 + 931.03 * 3.75 * 0.71 + 888.89 * 2.30 * 1 + 840 * 4.20 * 0.14) / max_coefficients = 560.0506169341336

score = 777.9624029580978 * 0.5 + 560.0506169341336 * 0.5 = 669.0065099461157

Rating changes

Show

all results
Date Place Points Reason
2024-09-06 18 -> 21 686.81 -> 669.01

IX Russian Riichi Championship: 29% -> 14%
2024-09-03 19 -> 18 676.29 -> 686.81
2024-09-01 15 -> 19 691.23 -> 676.29
2024-08-22 16 -> 15 691.23
2024-08-11 10 -> 16 707.42 -> 691.23

Money can not buy tenpai: 86% -> 71%
2024-08-04 9 -> 10 720.08 -> 707.42
2024-07-14 7 -> 9 720.08
2024-07-06 7 738.25 -> 720.08

IX Russian Riichi Championship: 43% -> 29%
2024-06-11 4 -> 7 745.32 -> 738.25

Money can not buy tenpai: 100% -> 86%
2024-06-09 5 -> 4 745.32

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 71% 3.75 RR Money can not buy tenpai
4 840 2022-11-06 13/76 14% 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