Dobrynina Irina
From Irkutsk, Russia
Common russian riichi rating (CRR)
Rating date July 3, 2024 (latest changes July 3, 2024).
157 place (158.85).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 0.86 + 3.05 * 1) = 14.864125000000001
p1 = (818.18 * 1.10 * 0.14 + 1000 * 1.10 * 0.57 + 200 * 1 * 0.71 + 0 + 0) / (1.10 * 0.14 + 1.10 * 0.57 + 1 * 0.71 + 1 + 1) = 257.143510198484
p2 = (1000 * 1.10 * 0.57 + 200 * 1 * 0.71 + 818.18 * 1.10 * 0.14) / max_coefficients = 60.5491409686073
score = 257.143510198484 * 0.5 + 60.5491409686073 * 0.5 = 158.84632558354565
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-07-03 | 158 -> 157 | 158.85 | |
| 2024-07-01 | 158 | 158.69 -> 158.85 |
Spring Tournament Irkutsk 2023: 86% -> 71% |
| 2024-06-27 | 160 -> 158 | 158.69 | |
| 2024-06-20 | 161 -> 160 | 158.69 | |
| 2024-06-11 | 170 -> 161 | 157.60 -> 158.69 | |
| 2024-06-09 | 162 -> 170 | 157.60 | |
| 2024-05-25 | 157 -> 162 | 157.60 | |
| 2024-05-19 | 156 -> 157 | 157.60 | |
| 2024-05-14 | 148 -> 156 | 178.11 -> 157.60 |
Survive after yakuman: 71% -> 57% |
| 2024-05-12 | 135 -> 148 | 182.49 -> 178.11 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 200 |
|
13/16 | 71% | 1.00 | CRR | Spring Tournament Irkutsk 2023 |
| 2 | 1000 |
|
1/12 | 57% | 1.10 | CRR | Survive after yakuman |
| 3 | 818 |
|
3/12 | 14% | 1.10 | CRR | Summer tournament |
| 4 | 600 |
|
7/16 | 0% | 1.20 | CRR | Winter tournament |
| 5 | 818 |
|
3/12 | 0% | 1.10 | CRR | Summer tournament |
| 6 | 867 |
|
3/16 | 0% | 1.20 | CRR | Winter tournament |
| 7 | 91 |
|
11/12 | 0% | 1.10 | CRR | Spring Tournament |
| 8 | 909 |
|
2/12 | 0% | 1.10 | CRR | Irkutsk Winter Tournament |
| 9 | 818 |
|
3/12 | 0% | 1.10 | CRR | Summer Tournament |