Ignateva Polina
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date Aug. 31, 2026 (latest changes Aug. 31, 2026).
68 place (563.90).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.40 * 1 + 3.40 * 1) = 15.41
p1 = (389.47 * 3.85 * 0.14 + 0 * 3.10 * 0.43 + 428.57 * 2.60 * 0.43 + 254.24 * 3.25 * 0.43 + 142.86 * 1.90 * 0.57 + 955.22 * 4.10 * 0.71 + 279.07 * 3 * 0.86 + 558.44 * 3.45 * 0.86 + 631.58 * 3.90 * 1 + 550 * 1.50 * 1 + 333.33 * 3 * 1 + 445.95 * 3.40 * 1 + 785.71 * 2.90 * 1 + 888.89 * 2.45 * 1 + 335.66 * 4.71 * 1 + 148.15 * 2.45 * 1 + 627.12 * 3.40 * 1) / (3.85 * 0.14 + 3.10 * 0.43 + 2.60 * 0.43 + 3.25 * 0.43 + 1.90 * 0.57 + 4.10 * 0.71 + 3 * 0.86 + 3.45 * 0.86 + 3.90 * 1 + 1.50 * 1 + 3 * 1 + 3.40 * 1 + 2.90 * 1 + 2.45 * 1 + 4.71 * 1 + 2.45 * 1 + 3.40 * 1) = 497.2374270870959
p2 = (955.22 * 4.10 * 0.71 + 631.58 * 3.90 * 1 + 785.71 * 2.90 * 1 + 888.89 * 2.45 * 1) / max_coefficients = 630.5652173913044
score = 497.2374270870959 * 0.5 + 630.5652173913044 * 0.5 = 563.9013222392001
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-08-31 | 69 -> 68 | 563.24 -> 563.90 |
SPB Riichi Open 2025: 100% -> 86% |
| 2026-08-26 | 69 | 562.10 -> 563.24 |
Seihoku spring tournament 2025: 71% -> 57% |
| 2026-08-16 | 67 -> 69 | 555.02 -> 562.10 |
White Wolf Cup: 57% -> 43% Ufa Championship 2026: 0% -> 100% |
| 2026-08-15 | 65 -> 67 | 574.14 -> 555.02 |
13 bloody tiles: 86% -> 71% |
| 2026-08-04 | 65 | 571.16 -> 574.14 |
Riichi over Volga: 14% -> 0% |
| 2026-08-03 | 65 | 570.10 -> 571.16 |
Two roosters and Chuckles: 100% -> 86% |
| 2026-08-02 | 62 -> 65 | 580.65 -> 570.10 |
Ivanovo Babayka 2026: 0% -> 100% |
| 2026-07-26 | 62 | 580.30 -> 580.65 |
Riichi On Ice: 57% -> 43% |
| 2026-07-25 | 59 -> 62 | 580.30 | |
| 2026-07-23 | 60 -> 59 | 580.30 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 627 |
|
23/60 | 100% | 3.40 | RR | Ufa Championship 2026 | Ufa | |
| 2 | 148 |
|
24/28 | 100% | 2.45 | RR | Ivanovo Babayka 2026 | Ivanovo | |
| 3 | 336 |
|
96/144 | 100% | 4.71 | RR | XII Russian Championship | Samara | |
| 4 | 889 |
|
4/28 | 100% | 2.45 | RR | Hatiko under the sakura | Korolyov | |
| 5 | 786 |
|
10/43 | 100% | 2.90 | RR | Sturgeon in tempai | Saratov | |
| 6 | 446 |
|
42/75 | 100% | 3.40 | RR | White Wolf Cup 2026 | Saint Petersburg | |
| 7 | 200 |
|
45/56 | 100% | 3.00 | RR | Riichi On Ice 2026 | Samara | |
| 8 | 333 |
|
21/31 | 100% | 3.00 | RR | Moscow Open Riichi Marathon 2026 | Moscow | |
| 9 | 550 |
|
10/21 | 100% | 1.50 | CRR | San-Biki Cup | Saratov | |
| 10 | 632 |
|
22/58 | 100% | 3.90 | RR | XI Russian Championship | Moscow | |
| 11 | 558 |
|
35/78 | 86% | 3.45 | RR | SPB Riichi Open 2025 | Saint Petersburg | |
| 12 | 279 |
|
32/44 | 86% | 3.00 | RR | Two roosters and Chuckles | Kirov | |
| 13 | 955 |
|
4/68 | 71% | 4.10 | RR | 13 bloody tiles | Perm | |
| 14 | 129 |
|
62/71 | 71% | 3.50 | RR | Riichi over The Volga 2025 | Samara | |
| 15 | 143 |
|
31/36 | 57% | 1.90 | RR | Seihoku spring tournament 2025 | Saint Petersburg | |
| 16 | 254 |
|
45/60 | 43% | 3.25 | RR | White Wolf Cup | Saint Petersburg | |
| 17 | 429 |
|
25/43 | 43% | 2.60 | RR | Riichi On Ice | Samara | |
| 18 | 0 |
|
32/32 | 43% | 3.10 | RR | Moscow Open Riichi Marathon | Moscow | |
| 19 | 389 |
|
59/96 | 14% | 3.85 | RR | SPB Riichi Open 2024 | Saint Petersburg | |
| 20 | 25 |
|
78/80 | 0% | 3.65 | RR | Riichi over Volga | Samara | |
| 21 | 784 |
|
12/52 | 0% | 3.05 | RR | Agari Summer Tournament 2024 | Moscow | |
| 22 | 839 |
|
6/32 | 0% | 1.80 | CRR | "Green Dragon" in the Secret Chamber | Korolyov | |
| 23 | 710 |
|
32/108 | 0% | 4.60 | RR | X Russian Championship | Perm | |
| 24 | 745 |
|
14/52 | 0% | 3.05 | RR | Agari Spring Tournament 2024 | Moscow | |
| 25 | 370 |
|
18/28 | 0% | 2.30 | CRR | Chasing Kan | Yekaterinburg | |
| 26 | 436 |
|
23/40 | 0% | 2.90 | CRR | Autumn Agari tournament | Moscow | |
| 27 | 1000 |
|
🥇 | 1/28 | 0% | 2.30 | CRR | Finding Dora | Yekaterinburg |
| 28 | 818 |
|
5/23 | 0% | 2.10 | CRR | Mushroom League | Moscow | |
| 29 | 308 |
|
75/108 | 0% | 4.00 | RR | SPB Riichi Open 2023 | Saint Petersburg | |
| 30 | 299 |
|
62/88 | 0% | 3.75 | RR | Money can not buy tenpai | Perm | |
| 31 | 733 |
|
21/76 | 0% | 4.20 | RR | IX Russian Riichi Championship | Perm | |
| 32 | 205 |
|
32/40 | 0% | 1.80 | CRR | Sun tournament | Saint Petersburg | |
| 33 | 793 |
|
24/112 | 0% | 4.05 | RR | Moscow Riichi 2022 | Moscow | |
| 34 | 258 |
|
50/67 | 0% | 3.45 | RR | Tenpai can't buy happiness | Perm | |
| 35 | 234 |
|
37/48 | 0% | 3.10 | RR | Agari team tournament | Moscow |