Dobrynina Olga
From Irkutsk, Russia
EMA: 15990385
Common russian riichi rating (CRR)
Rating date Dec. 15, 2022 (latest changes Dec. 15, 2022).
109 place (194.04).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 3.10 * 1) = 14.85
p1 = (0 * 1.10 * 0.57 + 600 * 1.20 * 0.14 + 933.33 * 1.20 * 1 + 0 + 0) / (1.10 * 0.57 + 1.20 * 0.14 + 1.20 * 1 + 1 + 1) = 305.72097139514307
p2 = (933.33 * 1.20 * 1 + 600 * 1.20 * 0.14 + 0 * 1.10 * 0.57) / max_coefficients = 82.34949494949495
score = 305.72097139514307 * 0.5 + 82.34949494949495 * 0.5 = 194.035233172319
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2022-12-03 | 83 -> 109 | 309.31 -> 194.04 | |
2021-02-01 | 86 -> 83 | 467.03 -> 309.31 | |
2020-02-01 | 86 | 467.03 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 933 |
|
2/16 | 100% | 1.20 | CRR | Winter tournament |
2 | 0 |
|
12/12 | 57% | 1.10 | CRR | Summer tournament |
3 | 600 |
|
7/16 | 14% | 1.20 | CRR | Winter tournament |
4 | 632 |
|
8/20 | 0% | 1.30 | CRR | Irkutsk Winter Tournament 2019 |
5 | 733 |
|
5/16 | 0% | 1.20 | RR | Summer Tournament |
6 | 636 |
|
5/12 | 0% | 1.10 | CRR | Spring Tournament |
7 | 564 |
|
25/56 | 0% | 3.00 | EMA | Snow Dragon |
8 | 818 |
|
3/12 | 0% | 1.10 | CRR | Irkutsk Winter Tournament |
9 | 909 |
|
2/12 | 0% | 1.10 | CRR | Summer Tournament |
10 | 933 |
|
2/16 | 0% | 1.20 | RR | Spring Tournament |