Matveeva Alyona

From Barnaul, Russia

EMA: 15020090

Player page

Internal rating (RR)

Rating date Dec. 11, 2024 (latest changes Dec. 11, 2024).

66 place (442.18).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85

p1 = (931.03 * 3.75 * 0.43 + 794.39 * 4.60 * 1 + 0 + 0 + 0) / (3.75 * 0.43 + 4.60 * 1 + 1 + 1 + 1) = 559.4091612587907

p2 = (794.39 * 4.60 * 1 + 931.03 * 3.75 * 0.43) / max_coefficients = 324.9602523659306

score = 559.4091612587907 * 0.5 + 324.9602523659306 * 0.5 = 442.1847068123607

Rating changes

Show

all results
Date Place Points Reason
2024-12-11 63 -> 66 468.12 -> 442.18

Money can not buy tenpai: 57% -> 43%
2024-11-06 50 -> 63 523.42 -> 468.12

IX Russian Riichi Championship: 14% -> 0%
2024-11-03 54 -> 50 523.42
2024-10-13 51 -> 54 527.44 -> 523.42
2024-10-11 40 -> 51 550.89 -> 527.44

Money can not buy tenpai: 71% -> 57%
2024-09-06 36 -> 40 571.88 -> 550.89

IX Russian Riichi Championship: 29% -> 14%
2024-09-03 36 563.70 -> 571.88
2024-09-01 32 -> 36 575.32 -> 563.70
2024-08-11 28 -> 32 594.99 -> 575.32

Money can not buy tenpai: 86% -> 71%
2024-08-04 19 -> 28 604.98 -> 594.99

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 794 2024-05-12 23/108 100% 4.60 RR X Russian Championship
2 931 2023-06-11 7/88 43% 3.75 RR Money can not buy tenpai
3 840 2022-11-06 13/76 0% 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"
11 957 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