Dobrynina Irina
From Irkutsk, Russia
Common russian riichi rating (CRR)
Rating date Dec. 19, 2022 (latest changes Dec. 19, 2022).
67 place (356.01).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 3.45 * 0.86) = 14.706995
p1 = (866.67 * 1.20 * 0.14 + 818.18 * 1.10 * 0.57 + 600 * 1.20 * 1 + 818.18 * 1.10 * 1 + 0) / (1.20 * 0.14 + 1.10 * 0.57 + 1.20 * 1 + 1.10 * 1 + 1) = 556.7972839156881
p2 = (818.18 * 1.10 * 1 + 600 * 1.20 * 1 + 818.18 * 1.10 * 0.57 + 866.67 * 1.20 * 0.14) / max_coefficients = 155.22409574491596
score = 556.7972839156881 * 0.5 + 155.22409574491596 * 0.5 = 356.01068983030206
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2022-12-19 | 67 | 355.26 -> 356.01 | |
| 2022-12-18 | 66 -> 67 | 355.26 | |
| 2022-11-28 | 67 -> 66 | 353.49 -> 355.26 | |
| 2022-11-06 | 51 -> 67 | 358.22 -> 353.49 | |
| 2022-11-03 | 46 -> 51 | 378.54 -> 358.22 |
Winter tournament: 29% -> 14% Summer tournament: 71% -> 57% |
| 2022-09-03 | 45 -> 46 | 397.40 -> 378.54 |
Summer tournament: 86% -> 71% Winter tournament: 43% -> 29% |
| 2022-08-27 | 42 -> 45 | 397.40 | |
| 2022-07-09 | 64 -> 42 | 275.71 -> 397.40 |
Summer tournament: 0% -> 100% |
| 2022-07-03 | 59 -> 64 | 299.48 -> 275.71 |
Winter tournament: 57% -> 43% Summer tournament: 100% -> 86% |
| 2022-06-12 | 40 -> 59 | 304.99 -> 299.48 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 818 |
|
3/12 | 100% | 1.10 | CRR | Summer tournament |
| 2 | 600 |
|
7/16 | 100% | 1.20 | CRR | Winter tournament |
| 3 | 818 |
|
3/12 | 57% | 1.10 | CRR | Summer tournament |
| 4 | 867 |
|
3/16 | 14% | 1.20 | CRR | Winter tournament |
| 5 | 91 |
|
11/12 | 0% | 1.10 | CRR | Spring Tournament |
| 6 | 909 |
|
2/12 | 0% | 1.10 | CRR | Irkutsk Winter Tournament |
| 7 | 818 |
|
3/12 | 0% | 1.10 | CRR | Summer Tournament |