Ignateva Polina
From Moscow, Russia
Internal rating (RR)
Rating date Sept. 3, 2023 (latest changes Sept. 3, 2023).
29 place (499.27).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915
p1 = (234.04 * 3.10 * 0.29 + 268.66 * 3.50 * 0.57 + 792.79 * 4.05 * 0.71 + 733.33 * 4.20 * 1 + 298.85 * 3.75 * 1 + 308.41 * 4 * 1) / (3.10 * 0.29 + 3.50 * 0.57 + 4.05 * 0.71 + 4.20 * 1 + 3.75 * 1 + 4 * 1) = 477.8964474403763
p2 = (733.33 * 4.20 * 1 + 792.79 * 4.05 * 0.71 + 308.41 * 4 * 1 + 298.85 * 3.75 * 1) / max_coefficients = 520.6396452448862
score = 477.8964474403763 * 0.5 + 520.6396452448862 * 0.5 = 499.26804634263124
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-09-03 | 19 -> 29 | 537.39 -> 499.27 |
SPB Riichi Open 2023: 0% -> 100% |
2023-08-19 | 20 -> 19 | 532.81 -> 537.39 |
Agari team tournament: 43% -> 29% |
2023-08-12 | 18 -> 20 | 543.48 -> 532.81 |
Moscow Riichi 2022: 86% -> 71% |
2023-07-28 | 21 -> 18 | 543.48 | |
2023-07-20 | 22 -> 21 | 534.01 -> 543.48 |
Tenpai can't buy happiness: 71% -> 57% |
2023-06-19 | 23 -> 22 | 529.97 -> 534.01 |
Agari team tournament: 57% -> 43% |
2023-06-12 | 23 | 539.85 -> 529.97 |
Moscow Riichi 2022: 100% -> 86% |
2023-06-11 | 14 -> 23 | 567.37 -> 539.85 |
Money can not buy tenpai: 0% -> 100% |
2023-05-28 | 15 -> 14 | 562.74 -> 567.37 | |
2023-05-20 | 19 -> 15 | 551.92 -> 562.74 |
Tenpai can't buy happiness: 86% -> 71% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 308 |
|
75/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
2 | 299 |
|
62/88 | 100% | 3.75 | RR | Money can not buy tenpai |
3 | 733 |
|
21/76 | 100% | 4.20 | RR | IX Russian Riichi Championship |
4 | 793 |
|
24/112 | 71% | 4.05 | RR | Moscow Riichi 2022 |
5 | 269 |
|
50/68 | 57% | 3.50 | RR | Tenpai can't buy happiness |
6 | 234 |
|
37/48 | 29% | 3.10 | RR | Agari team tournament |