Matveeva Alyona

From Barnaul, Russia

EMA: 15020090

Player page

Common russian riichi rating (CRR)

Rating date Sept. 15, 2025 (latest changes Sept. 15, 2025).

121 place (389.20).

max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8

p1 = (888.89 * 2.30 * 0.14 + 794.39 * 4.60 * 0.57 + 625 * 2.20 * 1 + 0 + 0) / (2.30 * 0.14 + 4.60 * 0.57 + 2.20 * 1 + 1 + 1) = 524.675462581964

p2 = (794.39 * 4.60 * 0.57 + 625 * 2.20 * 1 + 888.89 * 2.30 * 0.14) / max_coefficients = 253.72702702702705

score = 524.675462581964 * 0.5 + 253.72702702702705 * 0.5 = 389.2012448044955

Rating changes

Show

all results
Date Place Points Reason
2025-09-12 109 -> 121 418.19 -> 389.20

X Russian Championship: 71% -> 57%
2025-09-10 110 -> 109 418.19
2025-09-05 102 -> 110 434.94 -> 418.19

Finding Dora: 29% -> 14%
2025-09-03 108 -> 102 434.94
2025-09-01 108 430.88 -> 434.94
2025-08-31 103 -> 108 430.88
2025-08-09 104 -> 103 430.88
2025-08-04 104 429.41 -> 430.88
2025-08-03 103 -> 104 429.41
2025-07-26 102 -> 103 429.41

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 625 2025-04-13 10/25 100% 2.20 CRR Akademgorodok Riichi Mahjong Tournament 2025 Novosibirsk
2 794 2024-05-12 23/108 57% 4.60 RR X Russian Championship Perm
3 889 2023-11-05 4/28 14% 2.30 CRR Finding Dora Yekaterinburg
4 931 2023-06-11 7/88 0% 3.75 RR Money can not buy tenpai Perm
5 840 2022-11-06 13/76 0% 4.20 RR IX Russian Riichi Championship Perm
6 910 2022-03-20 7/68 0% 3.50 RR Tenpai can't buy happiness Perm
7 1000 2020-01-05 🥇 1/20 0% 2.10 EMA Snow Dragon Tournament Novosibirsk
8 302 2019-11-04 45/64 0% 3.85 EMA Aki Shanten 2019 Perm
9 778 2019-08-25 7/28 0% 2.30 RR The Green dragon tournament Novosibirsk
10 735 2019-05-04 23/84 0% 4.20 EMA Haru Shanten 2019 Perm
11 964 2019-01-05 🥉 3/56 0% 3.00 EMA Snow Dragon Novosibirsk
12 868 2018-11-18 13/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten" Perm
13 368 2018-10-21 13/20 0% 1.30 CRR Awakening of the rising sun dragon Novosibirsk
14 957 2018-08-12 🥈 2/24 0% 2.20 RR Siberian riichi Novosibirsk
15 839 2018-01-05 6/32 0% 2.20 RR Russian riichi championship by JPML-B rules Novosibirsk
16 857 2017-01-05 6/36 0% 2.50 RR Quick discard 2017 Novosibirsk
17 806 2016-05-03 7/32 0% 2.40 RR Siberia Cup 2016 Novosibirsk
18 222 2016-03-13 78/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016 Moscow
19 930 2016-01-05 4/44 0% 1.90 RR Eighth winter tournament Novosibirsk