Matveeva Alyona
From Barnaul, Russia
EMA: 15020090
Common russian riichi rating (CRR)
Rating date Aug. 11, 2024 (latest changes Aug. 11, 2024).
16 place (691.23).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.65 * 1 + 3.05 * 1) = 15.3
p1 = (840 * 4.20 * 0.29 + 931.03 * 3.75 * 0.71 + 888.89 * 2.30 * 1 + 794.39 * 4.60 * 1 + 0) / (4.20 * 0.29 + 3.75 * 0.71 + 2.30 * 1 + 4.60 * 1 + 1) = 781.1214693810325
p2 = (794.39 * 4.60 * 1 + 931.03 * 3.75 * 0.71 + 888.89 * 2.30 * 1 + 840 * 4.20 * 0.29) / max_coefficients = 601.3392156862745
score = 781.1214693810325 * 0.5 + 601.3392156862745 * 0.5 = 691.2303425336536
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-08-11 | 10 -> 16 | 707.42 -> 691.23 |
Money can not buy tenpai: 86% -> 71% |
| 2024-08-04 | 9 -> 10 | 720.08 -> 707.42 | |
| 2024-07-14 | 7 -> 9 | 720.08 | |
| 2024-07-06 | 7 | 738.25 -> 720.08 |
IX Russian Riichi Championship: 43% -> 29% |
| 2024-06-11 | 4 -> 7 | 745.32 -> 738.25 |
Money can not buy tenpai: 100% -> 86% |
| 2024-06-09 | 5 -> 4 | 745.32 | |
| 2024-05-12 | 16 -> 5 | 614.98 -> 745.32 |
X Russian Championship: 0% -> 100% |
| 2024-05-06 | 13 -> 16 | 636.94 -> 614.98 |
IX Russian Riichi Championship: 57% -> 43% |
| 2024-04-18 | 12 -> 13 | 636.94 | |
| 2024-04-12 | 14 -> 12 | 636.94 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 794 |
|
23/108 | 100% | 4.60 | RR | X Russian Championship |
| 2 | 889 |
|
4/28 | 100% | 2.30 | CRR | Finding Dora |
| 3 | 931 |
|
7/88 | 71% | 3.75 | RR | Money can not buy tenpai |
| 4 | 840 |
|
13/76 | 29% | 4.20 | RR | IX Russian Riichi Championship |
| 5 | 910 |
|
7/68 | 0% | 3.50 | RR | Tenpai can't buy happiness |
| 6 | 1000 |
|
1/20 | 0% | 2.10 | EMA | Snow Dragon Tournament |
| 7 | 302 |
|
45/64 | 0% | 3.85 | EMA | Aki Shanten 2019 |
| 8 | 778 |
|
7/28 | 0% | 2.30 | RR | The Green dragon tournament |
| 9 | 735 |
|
23/84 | 0% | 4.20 | EMA | Haru Shanten 2019 |
| 10 | 964 |
|
3/56 | 0% | 3.00 | EMA | Snow Dragon |
| 11 | 868 |
|
13/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
| 12 | 368 |
|
13/20 | 0% | 1.30 | CRR | Awakening of the rising sun dragon |
| 13 | 957 |
|
2/24 | 0% | 2.20 | RR | Siberian riichi |
| 14 | 839 |
|
6/32 | 0% | 2.20 | RR | Russian riichi championship by JPML-B rules |
| 15 | 857 |
|
6/36 | 0% | 2.50 | RR | Quick discard 2017 |
| 16 | 806 |
|
7/32 | 0% | 2.40 | RR | Siberia Cup 2016 |
| 17 | 222 |
|
78/100 | 0% | 3.40 | RR | "Japanese House" riichi mahjong cup 2016 |
| 18 | 930 |
|
4/44 | 0% | 1.90 | RR | Eighth winter tournament |