Dobrynina Olga
From Irkutsk, Russia
EMA: 15990385
Common russian riichi rating (CRR)
Rating date March 20, 2023 (latest changes March 20, 2023).
117 place (183.18).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 2.80 * 1) = 14.04985
p1 = (0 * 1.10 * 0.29 + 933.33 * 1.20 * 0.71 + 363.64 * 1.10 * 1 + 0 + 0) / (1.10 * 0.29 + 1.20 * 0.71 + 1.10 * 1 + 1 + 1) = 280.94104316353065
p2 = (933.33 * 1.20 * 0.71 + 363.64 * 1.10 * 1 + 0 * 1.10 * 0.29) / max_coefficients = 85.41158802407143
score = 280.94104316353065 * 0.5 + 85.41158802407143 * 0.5 = 183.17631559380104
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-03-20 | 118 -> 117 | 181.71 -> 183.18 | |
2023-03-06 | 119 -> 118 | 181.71 | |
2023-03-05 | 114 -> 119 | 199.79 -> 181.71 |
Winter tournament: 86% -> 71% |
2023-03-03 | 115 -> 114 | 194.55 -> 199.79 |
Summer tournament: 43% -> 29% |
2023-02-25 | 108 -> 115 | 194.55 | |
2023-02-19 | 109 -> 108 | 194.55 | |
2023-01-28 | 111 -> 109 | 194.06 -> 194.55 | |
2023-01-14 | 116 -> 111 | 139.30 -> 194.06 |
Survive after yakuman: 0% -> 100% |
2023-01-05 | 114 -> 116 | 157.95 -> 139.30 |
Winter tournament: 100% -> 86% |
2023-01-03 | 112 -> 114 | 194.44 -> 157.95 |
Summer tournament: 57% -> 43% Winter tournament: 14% -> 0% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 364 |
|
8/12 | 100% | 1.10 | CRR | Survive after yakuman |
2 | 933 |
|
2/16 | 71% | 1.20 | CRR | Winter tournament |
3 | 0 |
|
12/12 | 29% | 1.10 | CRR | Summer tournament |
4 | 600 |
|
7/16 | 0% | 1.20 | CRR | Winter tournament |
5 | 632 |
|
8/20 | 0% | 1.30 | CRR | Irkutsk Winter Tournament 2019 |
6 | 733 |
|
5/16 | 0% | 1.20 | RR | Summer Tournament |
7 | 636 |
|
5/12 | 0% | 1.10 | CRR | Spring Tournament |
8 | 564 |
|
25/56 | 0% | 3.00 | EMA | Snow Dragon |
9 | 818 |
|
3/12 | 0% | 1.10 | CRR | Irkutsk Winter Tournament |
10 | 909 |
|
2/12 | 0% | 1.10 | CRR | Summer Tournament |
11 | 933 |
|
2/16 | 0% | 1.20 | RR | Spring Tournament |