Matveeva Alyona
From Barnaul, Russia
EMA: 15020090
Common russian riichi rating (CRR)
Rating date Dec. 21, 2024 (latest changes Dec. 18, 2024).
45 place (556.85).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (931.03 * 3.75 * 0.43 + 794.39 * 4.60 * 1 + 888.89 * 2.30 * 0.86 + 0 + 0) / (3.75 * 0.43 + 4.60 * 1 + 2.30 * 0.86 + 1 + 1) = 678.1800604799491
p2 = (794.39 * 4.60 * 1 + 888.89 * 2.30 * 0.86 + 931.03 * 3.75 * 0.43) / max_coefficients = 435.51482649842274
score = 678.1800604799491 * 0.5 + 435.51482649842274 * 0.5 = 556.8474434891859
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2024-12-11 | 43 -> 45 | 578.89 -> 556.85 |
Money can not buy tenpai: 57% -> 43% |
2024-12-01 | 44 -> 43 | 578.89 | |
2024-11-05 | 25 -> 44 | 643.73 -> 578.89 |
Finding Dora: 100% -> 86% |
2024-10-13 | 22 -> 25 | 649.09 -> 643.73 | |
2024-10-11 | 21 -> 22 | 669.01 -> 649.09 |
Money can not buy tenpai: 71% -> 57% |
2024-09-06 | 18 -> 21 | 686.81 -> 669.01 |
IX Russian Riichi Championship: 29% -> 14% |
2024-09-03 | 19 -> 18 | 676.29 -> 686.81 | |
2024-09-01 | 15 -> 19 | 691.23 -> 676.29 | |
2024-08-22 | 16 -> 15 | 691.23 | |
2024-08-11 | 10 -> 16 | 707.42 -> 691.23 |
Money can not buy tenpai: 86% -> 71% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 794 |
|
23/108 | 100% | 4.60 | RR | X Russian Championship |
2 | 889 |
|
4/28 | 86% | 2.30 | CRR | Finding Dora |
3 | 931 |
|
7/88 | 43% | 3.75 | RR | Money can not buy tenpai |
4 | 840 |
|
13/76 | 0% | 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 |