Matveeva Alyona
From Barnaul, Russia
EMA: 15020090
Internal rating (RR)
Rating date Sept. 3, 2024 (latest changes Sept. 3, 2024).
36 place (571.88).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.65 * 1 + 4 * 0.86) = 15.5284
p1 = (840 * 4.20 * 0.29 + 931.03 * 3.75 * 0.71 + 794.39 * 4.60 * 1 + 0 + 0) / (4.20 * 0.29 + 3.75 * 0.71 + 4.60 * 1 + 1 + 1) = 682.9227093595355
p2 = (794.39 * 4.60 * 1 + 931.03 * 3.75 * 0.71 + 840 * 4.20 * 0.29) / max_coefficients = 460.83627418149973
score = 682.9227093595355 * 0.5 + 460.83627418149973 * 0.5 = 571.8794917705176
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2024-09-03 | 36 | 563.70 -> 571.88 | |
2024-09-01 | 32 -> 36 | 575.32 -> 563.70 | |
2024-08-11 | 28 -> 32 | 594.99 -> 575.32 |
Money can not buy tenpai: 86% -> 71% |
2024-08-04 | 19 -> 28 | 604.98 -> 594.99 | |
2024-07-14 | 18 -> 19 | 604.98 | |
2024-07-06 | 16 -> 18 | 625.68 -> 604.98 |
IX Russian Riichi Championship: 43% -> 29% |
2024-06-11 | 15 -> 16 | 637.37 -> 625.68 |
Money can not buy tenpai: 100% -> 86% |
2024-06-09 | 12 -> 15 | 637.37 | |
2024-05-12 | 29 -> 12 | 486.53 -> 637.37 |
X Russian Championship: 0% -> 100% |
2024-05-06 | 26 -> 29 | 509.56 -> 486.53 |
IX Russian Riichi Championship: 57% -> 43% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 794 |
|
23/108 | 100% | 4.60 | RR | X Russian Championship |
2 | 931 |
|
7/88 | 71% | 3.75 | RR | Money can not buy tenpai |
3 | 840 |
|
13/76 | 29% | 4.20 | RR | IX Russian Riichi Championship |
4 | 910 |
|
7/68 | 0% | 3.50 | RR | Tenpai can't buy happiness |
5 | 1000 |
|
1/20 | 0% | 2.10 | EMA | Snow Dragon Tournament |
6 | 302 |
|
45/64 | 0% | 3.85 | EMA | Aki Shanten 2019 |
7 | 778 |
|
7/28 | 0% | 2.30 | RR | The Green dragon tournament |
8 | 735 |
|
23/84 | 0% | 4.20 | EMA | Haru Shanten 2019 |
9 | 964 |
|
3/56 | 0% | 3.00 | EMA | Snow Dragon |
10 | 868 |
|
13/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
11 | 957 |
|
2/24 | 0% | 2.20 | RR | Siberian riichi |
12 | 839 |
|
6/32 | 0% | 2.20 | RR | Russian riichi championship by JPML-B rules |
13 | 857 |
|
6/36 | 0% | 2.50 | RR | Quick discard 2017 |
14 | 806 |
|
7/32 | 0% | 2.40 | RR | Siberia Cup 2016 |
15 | 222 |
|
78/100 | 0% | 3.40 | RR | "Japanese House" riichi mahjong cup 2016 |
16 | 930 |
|
4/44 | 0% | 1.90 | RR | Eighth winter tournament |