Yants Alexandra
From Perm, Russia
EMA: 15020047
Common russian riichi rating (CRR)
Rating date Feb. 1, 2021 (latest changes Feb. 1, 2021).
75 place (325.41).
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 = (105.26 * 2.10 * 0.14 + 807.23 * 4.20 * 0.29 + 652.17 * 2.20 * 0.43 + 545.45 * 1.50 * 0.43 + 0) / (2.10 * 0.14 + 4.20 * 0.29 + 2.20 * 0.43 + 1.50 * 0.43 + 1) = 481.133668636881
p2 = (807.23 * 4.20 * 0.29 + 652.17 * 2.20 * 0.43 + 545.45 * 1.50 * 0.43 + 105.26 * 2.10 * 0.14) / max_coefficients = 169.67894320946309
score = 481.133668636881 * 0.5 + 169.67894320946309 * 0.5 = 325.40630592317206
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2021-02-01 | 76 -> 75 | 482.79 -> 325.41 | |
| 2020-02-01 | 76 | 482.79 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 545 |
|
6/12 | 43% | 1.50 | CRR | Perm Half Marathon |
| 2 | 652 |
|
9/24 | 43% | 2.20 | RR | URAL Mahjong Battle |
| 3 | 807 |
|
17/84 | 29% | 4.20 | EMA | Haru Shanten 2019 |
| 4 | 105 |
|
18/20 | 14% | 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 |