Matveeva Alyona
From Barnaul, Russia
EMA: 15020090
Common russian riichi rating (CRR)
Rating date May 17, 2026 (latest changes May 17, 2026).
103 place (438.77).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.45 * 1 + 3.40 * 1) = 14.85
p1 = (709.68 * 2.40 * 0.86 + 438.60 * 3.90 * 1 + 885.71 * 2.50 * 1 + 0 + 0) / (2.40 * 0.86 + 3.90 * 1 + 2.50 * 1 + 1 + 1) = 514.9306113393465
p2 = (885.71 * 2.50 * 1 + 438.60 * 3.90 * 1 + 709.68 * 2.40 * 0.86) / max_coefficients = 362.6026936026936
score = 514.9306113393465 * 0.5 + 362.6026936026936 * 0.5 = 438.76665247102005
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-05-14 | 104 -> 103 | 438.77 | |
| 2026-05-12 | 80 -> 104 | 490.89 -> 438.77 |
X Russian Championship: 14% -> 0% |
| 2026-05-11 | 79 -> 80 | 490.89 | |
| 2026-05-05 | 80 -> 79 | 490.89 | |
| 2026-05-03 | 80 | 489.56 -> 490.89 | |
| 2026-05-01 | 81 -> 80 | 489.56 | |
| 2026-04-19 | 155 -> 81 | 337.82 -> 489.56 |
Akademgorodok Riichi Mahjong Tournament 2026: 0% -> 100% |
| 2026-04-16 | 156 -> 155 | 337.82 | |
| 2026-04-13 | 149 -> 156 | 351.34 -> 337.82 |
Akademgorodok Riichi Mahjong Tournament 2025: 100% -> 86% |
| 2026-04-11 | 148 -> 149 | 351.34 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 886 |
|
5/36 | 100% | 2.50 | CRR | Akademgorodok Riichi Mahjong Tournament 2026 | Novosibirsk | |
| 2 | 439 |
|
33/58 | 100% | 3.90 | RR | XI Russian Championship | Moscow | |
| 3 | 710 |
|
10/32 | 86% | 2.40 | CRR | Akademgorodok Riichi Mahjong Tournament 2025 | Novosibirsk | |
| 4 | 794 |
|
23/108 | 0% | 4.60 | RR | X Russian Championship | Perm | |
| 5 | 889 |
|
4/28 | 0% | 2.30 | CRR | Finding Dora | Yekaterinburg | |
| 6 | 931 |
|
7/88 | 0% | 3.75 | RR | Money can not buy tenpai | Perm | |
| 7 | 840 |
|
13/76 | 0% | 4.20 | RR | IX Russian Riichi Championship | Perm | |
| 8 | 909 |
|
7/67 | 0% | 3.45 | RR | Tenpai can't buy happiness | Perm | |
| 9 | 1000 |
|
🥇 | 1/20 | 0% | 2.10 | EMA | Snow Dragon Tournament | Novosibirsk |
| 10 | 302 |
|
45/64 | 0% | 3.85 | EMA | Aki Shanten 2019 | Perm | |
| 11 | 778 |
|
7/28 | 0% | 2.30 | RR | The Green dragon tournament | Novosibirsk | |
| 12 | 735 |
|
23/84 | 0% | 4.20 | EMA | Haru Shanten 2019 | Perm | |
| 13 | 964 |
|
🥉 | 3/56 | 0% | 3.00 | EMA | Snow Dragon | Novosibirsk |
| 14 | 868 |
|
13/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" | Perm | |
| 15 | 368 |
|
13/20 | 0% | 1.30 | CRR | Awakening of the rising sun dragon | Novosibirsk | |
| 16 | 957 |
|
🥈 | 2/24 | 0% | 2.20 | RR | Siberian riichi | Novosibirsk |
| 17 | 839 |
|
6/32 | 0% | 2.20 | RR | Russian riichi championship by JPML-B rules | Novosibirsk | |
| 18 | 857 |
|
6/36 | 0% | 2.50 | RR | Quick discard 2017 | Novosibirsk | |
| 19 | 806 |
|
7/32 | 0% | 2.40 | RR | Siberia Cup 2016 | Novosibirsk | |
| 20 | 222 |
|
78/100 | 0% | 3.40 | RR | "Japanese House" riichi mahjong cup 2016 | Moscow | |
| 21 | 930 |
|
4/44 | 0% | 1.90 | RR | Eighth winter tournament | Novosibirsk |