Ignateva Polina
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date May 3, 2025 (latest changes May 3, 2025).
61 place (537.51).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (818.18 * 2.10 * 0.43 + 784.31 * 3.05 * 1 + 745.10 * 3.05 * 0.86 + 298.85 * 3.75 * 0.14 + 308.41 * 4 * 0.29 + 1000 * 2.30 * 0.57 + 435.90 * 2.90 * 0.57 + 370.37 * 2.30 * 0.71 + 710.28 * 4.60 * 1 + 838.71 * 1.80 * 1 + 389.47 * 3.85 * 1 + 428.57 * 2.60 * 1 + 254.24 * 3.25 * 1 + 142.86 * 1.90 * 1 + 128.57 * 3.50 * 1) / (2.10 * 0.43 + 3.05 * 1 + 3.05 * 0.86 + 3.75 * 0.14 + 4 * 0.29 + 2.30 * 0.57 + 2.90 * 0.57 + 2.30 * 0.71 + 4.60 * 1 + 1.80 * 1 + 3.85 * 1 + 2.60 * 1 + 3.25 * 1 + 1.90 * 1 + 3.50 * 1) = 499.8218706722868
p2 = (710.28 * 4.60 * 1 + 784.31 * 3.05 * 1 + 745.10 * 3.05 * 0.86 + 838.71 * 1.80 * 1) / max_coefficients = 575.2006309148265
score = 499.8218706722868 * 0.5 + 575.2006309148265 * 0.5 = 537.5112507935567
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-05-03 | 55 -> 61 | 556.44 -> 537.51 |
SPB Riichi Open 2023: 43% -> 29% Riichi over The Volga 2025: 0% -> 100% |
| 2025-04-27 | 56 -> 55 | 556.44 | |
| 2025-04-26 | 48 -> 56 | 569.14 -> 556.44 |
Seihoku spring tournament 2025: 0% -> 100% |
| 2025-04-25 | 48 | 568.08 -> 569.14 |
Chasing Kan: 86% -> 71% |
| 2025-04-22 | 48 | 569.36 -> 568.08 |
Mushroom League: 57% -> 43% |
| 2025-04-11 | 49 -> 48 | 567.05 -> 569.36 |
Money can not buy tenpai: 29% -> 14% |
| 2025-03-26 | 51 -> 49 | 566.24 -> 567.05 |
Autumn Agari tournament: 71% -> 57% |
| 2025-03-10 | 46 -> 51 | 577.78 -> 566.24 |
Agari Spring Tournament 2024: 100% -> 86% |
| 2025-03-05 | 44 -> 46 | 584.25 -> 577.78 |
Finding Dora: 71% -> 57% |
| 2025-03-03 | 45 -> 44 | 582.00 -> 584.25 |
SPB Riichi Open 2023: 57% -> 43% |
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 | 839 |
|
6/32 | 100% | 1.80 | CRR | "Green Dragon" in the Secret Chamber | Korolyov |
| 10 | 710 |
|
32/108 | 100% | 4.60 | RR | X Russian Championship | Perm |
| 11 | 745 |
|
14/52 | 86% | 3.05 | RR | Agari Spring Tournament 2024 | Moscow |
| 12 | 370 |
|
18/28 | 71% | 2.30 | CRR | Chasing Kan | Yekaterinburg |
| 13 | 436 |
|
23/40 | 57% | 2.90 | CRR | Autumn Agari tournament | Moscow |
| 14 | 1000 |
|
1/28 | 57% | 2.30 | CRR | Finding Dora | Yekaterinburg |
| 15 | 818 |
|
5/23 | 43% | 2.10 | CRR | Mushroom League | Moscow |
| 16 | 308 |
|
75/108 | 29% | 4.00 | RR | SPB Riichi Open 2023 | Saint Petersburg |
| 17 | 299 |
|
62/88 | 14% | 3.75 | RR | Money can not buy tenpai | Perm |
| 18 | 733 |
|
21/76 | 0% | 4.20 | RR | IX Russian Riichi Championship | Perm |
| 19 | 205 |
|
32/40 | 0% | 1.80 | CRR | Sun tournament | Saint Petersburg |
| 20 | 793 |
|
24/112 | 0% | 4.05 | RR | Moscow Riichi 2022 | Moscow |
| 21 | 269 |
|
50/68 | 0% | 3.50 | RR | Tenpai can't buy happiness | Perm |
| 22 | 234 |
|
37/48 | 0% | 3.10 | RR | Agari team tournament | Moscow |