Ignateva Polina
From Moscow, Russia
Internal rating (RR)
Rating date May 31, 2025 (latest changes May 30, 2025).
73 place (471.42).
how we calculated rating score
max_coefficients = (4.60 * 0.86 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.19266
p1 = (298.85 * 3.75 * 0.14 + 308.41 * 4 * 0.29 + 745.10 * 3.05 * 0.71 + 710.28 * 4.60 * 0.86 + 784.31 * 3.05 * 1 + 389.47 * 3.85 * 1 + 0 * 3.10 * 1 + 428.57 * 2.60 * 1 + 254.24 * 3.25 * 1 + 142.86 * 1.90 * 1 + 128.57 * 3.50 * 1) / (3.75 * 0.14 + 4 * 0.29 + 3.05 * 0.71 + 4.60 * 0.86 + 3.05 * 1 + 3.85 * 1 + 3.10 * 1 + 2.60 * 1 + 3.25 * 1 + 1.90 * 1 + 3.50 * 1) = 395.5218511563703
p2 = (710.28 * 4.60 * 0.86 + 784.31 * 3.05 * 1 + 745.10 * 3.05 * 0.71 + 389.47 * 3.85 * 1) / max_coefficients = 547.3235101687262
score = 395.5218511563703 * 0.5 + 547.3235101687262 * 0.5 = 471.42268066254826
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-05-30 | 74 -> 73 | 471.42 | |
| 2025-05-12 | 68 -> 74 | 478.28 -> 471.42 |
X Russian Championship: 100% -> 86% |
| 2025-05-10 | 66 -> 68 | 491.00 -> 478.28 |
Agari Spring Tournament 2024: 86% -> 71% |
| 2025-05-03 | 59 -> 66 | 507.89 -> 491.00 |
Riichi over The Volga 2025: 0% -> 100% SPB Riichi Open 2023: 43% -> 29% |
| 2025-04-26 | 55 -> 59 | 519.09 -> 507.89 |
Seihoku spring tournament 2025: 0% -> 100% |
| 2025-04-11 | 57 -> 55 | 517.38 -> 519.09 |
Money can not buy tenpai: 29% -> 14% |
| 2025-03-10 | 54 -> 57 | 529.99 -> 517.38 |
Agari Spring Tournament 2024: 100% -> 86% |
| 2025-03-03 | 57 -> 54 | 528.32 -> 529.99 |
SPB Riichi Open 2023: 57% -> 43% |
| 2025-03-02 | 53 -> 57 | 528.32 | |
| 2025-02-16 | 51 -> 53 | 511.47 -> 528.32 |
White Wolf Cup: 0% -> 100% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City |
|---|---|---|---|---|---|---|---|---|
| 1 | 129 |
|
62/71 | 100% | 3.50 | RR | Riichi over The Volga 2025 | Samara |
| 2 | 143 |
|
31/36 | 100% | 1.90 | RR | Seihoku spring tournament 2025 | Saint Petersburg |
| 3 | 254 |
|
45/60 | 100% | 3.25 | RR | White Wolf Cup | Saint Petersburg |
| 4 | 429 |
|
25/43 | 100% | 2.60 | RR | Riichi On Ice | Samara |
| 5 | 0 |
|
32/32 | 100% | 3.10 | RR | Moscow Open Riichi Marathon | Moscow |
| 6 | 389 |
|
59/96 | 100% | 3.85 | RR | SPB Riichi Open 2024 | Saint Petersburg |
| 7 | 25 |
|
78/80 | 100% | 3.65 | RR | Riichi over Volga | Samara |
| 8 | 784 |
|
12/52 | 100% | 3.05 | RR | Agari Summer Tournament 2024 | Moscow |
| 9 | 710 |
|
32/108 | 86% | 4.60 | RR | X Russian Championship | Perm |
| 10 | 745 |
|
14/52 | 71% | 3.05 | RR | Agari Spring Tournament 2024 | Moscow |
| 11 | 308 |
|
75/108 | 29% | 4.00 | RR | SPB Riichi Open 2023 | Saint Petersburg |
| 12 | 299 |
|
62/88 | 14% | 3.75 | RR | Money can not buy tenpai | Perm |
| 13 | 733 |
|
21/76 | 0% | 4.20 | RR | IX Russian Riichi Championship | Perm |
| 14 | 793 |
|
24/112 | 0% | 4.05 | RR | Moscow Riichi 2022 | Moscow |
| 15 | 269 |
|
50/68 | 0% | 3.50 | RR | Tenpai can't buy happiness | Perm |
| 16 | 234 |
|
37/48 | 0% | 3.10 | RR | Agari team tournament | Moscow |