Matveeva Alyona

From Barnaul, Russia

EMA: 15020090

Player page

Internal rating (RR)

Rating date April 11, 2025 (latest changes April 11, 2025).

99 place (386.25).

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

p1 = (931.03 * 3.75 * 0.14 + 794.39 * 4.60 * 1 + 0 + 0 + 0) / (3.75 * 0.14 + 4.60 * 1 + 1 + 1 + 1) = 510.47121545008997

p2 = (794.39 * 4.60 * 1 + 931.03 * 3.75 * 0.14) / max_coefficients = 262.02712933753946

score = 510.47121545008997 * 0.5 + 262.02712933753946 * 0.5 = 386.2491723938147

Rating changes

Show

all results
Date Place Points Reason
2025-04-11 90 -> 99 414.96 -> 386.25

Money can not buy tenpai: 29% -> 14%
2025-03-03 93 -> 90 414.96
2025-03-02 90 -> 93 414.96
2025-02-16 85 -> 90 414.96
2025-02-11 75 -> 85 442.18 -> 414.96

Money can not buy tenpai: 43% -> 29%
2025-02-02 70 -> 75 442.18
2025-01-26 67 -> 70 442.18
2025-01-07 65 -> 67 442.18
2025-01-03 66 -> 65 442.18
2024-12-11 63 -> 66 468.12 -> 442.18

Money can not buy tenpai: 57% -> 43%

Tournaments

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