Sednev Alexandr
From Yekaterinburg, Russia
EMA: 15020049
Common russian riichi rating (CRR)
Rating date Feb. 1, 2021 (latest changes Feb. 1, 2021).
162 place (93.49).
how we calculated rating score
max_coefficients = (4.05 * 0.86 + 2.90 * 1 + 3.85 * 0.71 + 3.45 * 0.71) = 11.585645
p1 = (842.11 * 2.10 * 0.14 + 347.83 * 2.20 * 0.43 + 0 + 0 + 0) / (2.10 * 0.14 + 2.20 * 0.43 + 1 + 1 + 1) = 136.8556755699374
p2 = (347.83 * 2.20 * 0.43 + 842.11 * 2.10 * 0.14) / max_coefficients = 50.12064498782762
score = 136.8556755699374 * 0.5 + 50.12064498782762 * 0.5 = 93.4881602788825
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2021-02-01 | 149 -> 162 | 315.90 -> 93.49 | |
2020-02-01 | 149 | 315.90 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 348 |
|
16/24 | 43% | 2.20 | RR | URAL Mahjong Battle |
2 | 842 |
|
4/20 | 14% | 2.10 | RR | Spring hope |
3 | 364 |
|
36/56 | 0% | 3.00 | EMA | Snow Dragon |
4 | 55 |
|
87/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
5 | 465 |
|
39/72 | 0% | 3.85 | EMA | Haru Shanten 2018 |
6 | 0 |
|
20/20 | 0% | 2.10 | CRR | Spring tournament (Ekaterinburg) |
7 | 437 |
|
41/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten |
8 | 783 |
|
6/24 | 0% | 2.20 | RR | Summer EMA rules tournament 2017 |
9 | 222 |
|
22/28 | 0% | 1.50 | RR | "Spring shanten" tournament, Perm 2017 |
10 | 217 |
|
19/24 | 0% | 2.20 | RR | The first tournament of 2017 |
11 | 87 |
|
22/24 | 0% | 1.80 | RR | 4 riichi mahjong tournament 2015 |
12 | 67 |
|
15/16 | 0% | 1.60 | RR | 3 riichi mahjong tournament 2015 |
13 | 733 |
|
5/16 | 0% | 1.60 | RR | 2 autumn riichi mahjong tournament 2015 |
14 | 741 |
|
8/28 | 0% | 1.90 | RR | 2 winter riichi mahjong tournament 2015 |
15 | 842 |
|
4/20 | 0% | 1.30 | RR | Autumn riichi mahjong tournament 2014 |
16 | 632 |
|
8/20 | 0% | 1.30 | RR | Chelyabinsk riichi mahjong championship 2017 |