Ignateva Polina
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date Oct. 12, 2023 (latest changes Oct. 12, 2023).
42 place (471.65).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 2.80 * 1) = 14.75
p1 = (234.04 * 3.10 * 0.29 + 268.66 * 3.50 * 0.43 + 308.41 * 4 * 1 + 792.79 * 4.05 * 0.57 + 205.13 * 1.80 * 0.86 + 733.33 * 4.20 * 1 + 298.85 * 3.75 * 1) / (3.10 * 0.29 + 3.50 * 0.43 + 4 * 1 + 4.05 * 0.57 + 1.80 * 0.86 + 4.20 * 1 + 3.75 * 1) = 450.49613251894164
p2 = (733.33 * 4.20 * 1 + 792.79 * 4.05 * 0.57 + 308.41 * 4 * 1 + 298.85 * 3.75 * 1) / max_coefficients = 492.8128813559322
score = 450.49613251894164 * 0.5 + 492.8128813559322 * 0.5 = 471.6545069374369
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-10-12 | 37 -> 42 | 490.84 -> 471.65 |
Moscow Riichi 2022: 71% -> 57% |
2023-09-20 | 39 -> 37 | 488.35 -> 490.84 |
Tenpai can't buy happiness: 57% -> 43% |
2023-09-03 | 26 -> 39 | 505.06 -> 488.35 |
SPB Riichi Open 2023: 0% -> 100% |
2023-08-27 | 27 -> 26 | 502.66 -> 505.06 |
Sun tournament: 100% -> 86% |
2023-08-26 | 25 -> 27 | 502.66 | |
2023-08-19 | 26 -> 25 | 499.12 -> 502.66 |
Agari team tournament: 43% -> 29% |
2023-08-12 | 24 -> 26 | 510.17 -> 499.12 |
Moscow Riichi 2022: 86% -> 71% |
2023-07-28 | 25 -> 24 | 510.17 | |
2023-07-20 | 27 -> 25 | 511.60 -> 510.17 |
Tenpai can't buy happiness: 71% -> 57% |
2023-06-19 | 28 -> 27 | 508.40 -> 511.60 |
Agari team tournament: 57% -> 43% |
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 | 205 |
|
32/40 | 86% | 1.80 | CRR | Sun tournament |
5 | 793 |
|
24/112 | 57% | 4.05 | RR | Moscow Riichi 2022 |
6 | 269 |
|
50/68 | 43% | 3.50 | RR | Tenpai can't buy happiness |
7 | 234 |
|
37/48 | 29% | 3.10 | RR | Agari team tournament |