Matveeva Alyona

From Barnaul, Russia

EMA: 15020090

Player page

Common russian riichi rating (CRR)

Rating date April 18, 2024 (latest changes April 18, 2024).

13 place (636.94).

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

p1 = (840 * 4.20 * 0.57 + 931.03 * 3.75 * 1 + 888.89 * 2.30 * 1 + 0 + 0) / (4.20 * 0.57 + 3.75 * 1 + 2.30 * 1 + 1 + 1) = 722.6609300776661

p2 = (931.03 * 3.75 * 1 + 888.89 * 2.30 * 1 + 840 * 4.20 * 0.57) / max_coefficients = 551.2204379562043

score = 722.6609300776661 * 0.5 + 551.2204379562043 * 0.5 = 636.9406840169352

Rating changes

Show

all results
Date Place Points Reason
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
2024-01-20 3 -> 4 734.15 -> 715.13

Tenpai can't buy happiness: 29% -> 14%
2024-01-06 3 738.74 -> 734.15

IX Russian Riichi Championship: 86% -> 71%
2023-12-12 4 -> 3 738.74

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 889 2023-11-05 4/28 100% 2.30 CRR Finding Dora
2 931 2023-06-11 7/88 100% 3.75 RR Money can not buy tenpai
3 840 2022-11-06 13/76 57% 4.20 RR IX Russian Riichi Championship
4 910 2022-03-20 7/68 0% 3.50 RR Tenpai can't buy happiness
5 1000 2020-01-05 1/20 0% 2.10 EMA Snow Dragon Tournament
6 302 2019-11-04 45/64 0% 3.85 EMA Aki Shanten 2019
7 778 2019-08-25 7/28 0% 2.30 RR The Green dragon tournament
8 735 2019-05-04 23/84 0% 4.20 EMA Haru Shanten 2019
9 964 2019-01-05 3/56 0% 3.00 EMA Snow Dragon
10 868 2018-11-18 13/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
11 368 2018-10-21 13/20 0% 1.30 CRR Awakening of the rising sun dragon
12 957 2018-08-12 2/24 0% 2.20 RR Siberian riichi
13 839 2018-01-05 6/32 0% 2.20 RR Russian riichi championship by JPML-B rules
14 857 2017-01-05 6/36 0% 2.50 RR Quick discard 2017
15 806 2016-05-03 7/32 0% 2.40 RR Siberia Cup 2016
16 222 2016-03-13 78/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016
17 930 2016-01-05 4/44 0% 1.90 RR Eighth winter tournament