Matveeva Alyona

From Barnaul, Russia

EMA: 15020090

Player page

Common russian riichi rating (CRR)

Rating date April 22, 2025 (latest changes April 22, 2025).

56 place (558.20).

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

p1 = (931.03 * 3.75 * 0.14 + 888.89 * 2.30 * 0.57 + 794.39 * 4.60 * 1 + 625 * 2.20 * 1 + 0) / (3.75 * 0.14 + 2.30 * 0.57 + 4.60 * 1 + 2.20 * 1 + 1) = 693.9133759823089

p2 = (794.39 * 4.60 * 1 + 625 * 2.20 * 1 + 888.89 * 2.30 * 0.57 + 931.03 * 3.75 * 0.14) / max_coefficients = 422.4813880126183

score = 693.9133759823089 * 0.5 + 422.4813880126183 * 0.5 = 558.1973819974636

Rating changes

Show

all results
Date Place Points Reason
2025-04-22 57 -> 56 558.20
2025-04-13 75 -> 57 482.73 -> 558.20

Akademgorodok Riichi Mahjong Tournament 2025: 0% -> 100%
2025-04-11 69 -> 75 507.44 -> 482.73

Money can not buy tenpai: 29% -> 14%
2025-03-26 70 -> 69 507.44
2025-03-10 71 -> 70 507.44
2025-03-05 66 -> 71 520.91 -> 507.44

Finding Dora: 71% -> 57%
2025-03-03 68 -> 66 520.91
2025-03-02 64 -> 68 520.91
2025-02-22 65 -> 64 520.91
2025-02-16 56 -> 65 520.91

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 23/108 100% 4.60 RR X Russian Championship Perm
3 889 2023-11-05 4/28 57% 2.30 CRR Finding Dora Yekaterinburg
4 931 2023-06-11 7/88 14% 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