Bogoradnikov Kirill
From Irkutsk, Russia
Common russian riichi rating (CRR)
Rating date Feb. 1, 2021 (latest changes Feb. 1, 2021).
110 place (222.93).
how we calculated rating score
max_coefficients = (4.05 * 0.86 + 2.90 * 1 + 3.85 * 0.71 + 3.45 * 0.71) = 11.585645
p1 = (909.09 * 1.10 * 0.14 + 600 * 1.20 * 0.29 + 789.47 * 1.30 * 0.86 + 0 + 0) / (1.10 * 0.14 + 1.20 * 0.29 + 1.30 * 0.86 + 1 + 1) = 339.8372004227698
p2 = (789.47 * 1.30 * 0.86 + 600 * 1.20 * 0.29 + 909.09 * 1.10 * 0.14) / max_coefficients = 106.01567715910508
score = 339.8372004227698 * 0.5 + 106.01567715910508 * 0.5 = 222.92643879093742
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2021-02-01 | 119 -> 110 | 373.17 -> 222.93 | |
| 2020-02-01 | 119 | 373.17 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 789 |
|
5/20 | 86% | 1.30 | CRR | Irkutsk Winter Tournament 2019 |
| 2 | 600 |
|
7/16 | 29% | 1.20 | RR | Summer Tournament |
| 3 | 909 |
|
2/12 | 14% | 1.10 | CRR | Spring Tournament |
| 4 | 91 |
|
11/12 | 0% | 1.10 | CRR | Irkutsk Winter Tournament |
| 5 | 0 |
|
12/12 | 0% | 1.10 | CRR | Summer Tournament |
| 6 | 667 |
|
6/16 | 0% | 1.20 | RR | Spring Tournament |
| 7 | 263 |
|
15/20 | 0% | 1.30 | RR | September tournament, Irkutsk 2017 |
| 8 | 667 |
|
6/16 | 0% | 1.20 | RR | June tournament, Irkutsk 2017 |