Yants Alexandra
From Perm, Russia
EMA: 15020047
Internal rating (RR)
Rating date Feb. 1, 2020 (latest changes Feb. 1, 2020).
77 place (468.20).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.85 * 1 + 3.45 * 1) = 15.55
p1 = (148.15 * 1.70 * 0.14 + 352.11 * 3.85 * 0.29 + 407.41 * 1.70 * 0.57 + 454.55 * 3 * 0.86 + 105.26 * 2.10 * 1 + 807.23 * 4.20 * 1 + 652.17 * 2.20 * 1) / (1.70 * 0.14 + 3.85 * 0.29 + 1.70 * 0.57 + 3 * 0.86 + 2.10 * 1 + 4.20 * 1 + 2.20 * 1) = 525.4918455006161
p2 = (807.23 * 4.20 * 1 + 652.17 * 2.20 * 1 + 454.55 * 3 * 0.86 + 407.41 * 1.70 * 0.57) / max_coefficients = 410.91061093247583
score = 525.4918455006161 * 0.5 + 410.91061093247583 * 0.5 = 468.201228216546
Rating changes
| Date | Place | Points | Reason | 
|---|---|---|---|
| 2020-02-01 | 77 | 468.20 | 
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 652 |  | 9/24 | 100% | 2.20 | RR | URAL Mahjong Battle | Yekaterinburg | |
| 2 | 807 |  | 17/84 | 100% | 4.20 | EMA | Haru Shanten 2019 | Perm | |
| 3 | 105 |  | 18/20 | 100% | 2.10 | RR | Fuyu Shanten 2019 | Perm | |
| 4 | 455 |  | 31/56 | 86% | 3.00 | EMA | Snow Dragon | Novosibirsk | |
| 5 | 407 |  | 17/28 | 57% | 1.70 | RR | Natsu Shanten 2018 | Perm | |
| 6 | 352 |  | 47/72 | 29% | 3.85 | EMA | Haru Shanten 2018 | Perm | |
| 7 | 148 |  | 24/28 | 14% | 1.70 | RR | Fuyu Shanten | Perm | |
| 8 | 479 |  | 38/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten | Perm | |
| 9 | 174 |  | 20/24 | 0% | 2.20 | RR | Summer EMA rules tournament 2017 | Yekaterinburg | |
| 10 | 871 |  | 5/32 | 0% | 1.60 | RR | "Summer shanten" tournament, Perm 2017 | Perm |