Yants Alexandra
From Perm, Russia
EMA: 15020047
Common russian riichi rating (CRR)
Rating date April 19, 2021 (latest changes April 16, 2021).
112 place (189.54).
how we calculated rating score
max_coefficients = (2.90 * 0.86 + 4.05 * 0.57 + 3.85 * 0.57 + 3.45 * 0.57) = 8.970979999999999
p1 = (807.23 * 4.20 * 0.14 + 652.17 * 2.20 * 0.14 + 545.45 * 1.50 * 0.29 + 0 + 0) / (4.20 * 0.14 + 2.20 * 0.14 + 1.50 * 0.29 + 1 + 1) = 276.16799925817577
p2 = (807.23 * 4.20 * 0.14 + 545.45 * 1.50 * 0.29 + 652.17 * 2.20 * 0.14) / max_coefficients = 102.91629231143087
score = 276.16799925817577 * 0.5 + 102.91629231143087 * 0.5 = 189.54214578480332
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2021-04-16 | 100 -> 112 | 217.11 -> 189.54 |
URAL Mahjong Battle: 29% -> 14% |
2021-04-15 | 105 -> 100 | 213.30 -> 217.11 | |
2021-04-02 | 105 | 212.78 -> 213.30 | |
2021-03-31 | 106 -> 105 | 212.78 | |
2021-03-26 | 107 -> 106 | 211.25 -> 212.78 | |
2021-03-24 | 110 -> 107 | 209.77 -> 211.25 | |
2021-03-08 | 111 -> 110 | 207.59 -> 209.77 | |
2021-03-06 | 106 -> 111 | 219.68 -> 207.59 |
Perm Half Marathon: 43% -> 29% |
2021-03-05 | 108 -> 106 | 219.68 | |
2021-03-04 | 93 -> 108 | 271.91 -> 219.68 |
Haru Shanten 2019: 29% -> 14% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 545 |
|
6/12 | 29% | 1.50 | CRR | Perm Half Marathon |
2 | 652 |
|
9/24 | 14% | 2.20 | RR | URAL Mahjong Battle |
3 | 807 |
|
17/84 | 14% | 4.20 | EMA | Haru Shanten 2019 |
4 | 105 |
|
18/20 | 0% | 2.10 | RR | Fuyu Shanten 2019 |
5 | 455 |
|
31/56 | 0% | 3.00 | EMA | Snow Dragon |
6 | 407 |
|
17/28 | 0% | 1.70 | RR | Natsu Shanten 2018 |
7 | 352 |
|
47/72 | 0% | 3.85 | EMA | Haru Shanten 2018 |
8 | 148 |
|
24/28 | 0% | 1.70 | RR | Fuyu Shanten |
9 | 479 |
|
38/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten |
10 | 174 |
|
20/24 | 0% | 2.20 | RR | Summer EMA rules tournament 2017 |
11 | 871 |
|
5/32 | 0% | 1.60 | RR | "Summer shanten" tournament, Perm 2017 |