Bretslavskaya Natalya
From Tyumen, Russia
Common russian riichi rating (CRR)
Rating date Aug. 20, 2024 (latest changes Aug. 20, 2024).
18 place (683.10).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.65 * 1 + 3.05 * 1) = 15.3
p1 = (724.14 * 3.75 * 0.71 + 740.74 * 2.30 * 1 + 222.22 * 2.30 * 1 + 887.85 * 4.60 * 1 + 617.02 * 2.80 * 1 + 721.52 * 3.65 * 1) / (3.75 * 0.71 + 2.30 * 1 + 2.30 * 1 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1) = 687.4389104474559
p2 = (887.85 * 4.60 * 1 + 721.52 * 3.65 * 1 + 724.14 * 3.75 * 0.71 + 617.02 * 2.80 * 1) / max_coefficients = 678.7581699346405
score = 687.4389104474559 * 0.5 + 678.7581699346405 * 0.5 = 683.0985401910482
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2024-08-11 | 14 -> 18 | 692.56 -> 683.10 |
Money can not buy tenpai: 86% -> 71% |
2024-08-04 | 18 -> 14 | 671.37 -> 692.56 |
Riichi over Volga: 0% -> 100% |
2024-07-14 | 27 -> 18 | 611.72 -> 671.37 |
Guardian of the Winds: 0% -> 100% |
2024-06-11 | 25 -> 27 | 615.77 -> 611.72 |
Money can not buy tenpai: 100% -> 86% |
2024-06-09 | 22 -> 25 | 615.77 | |
2024-05-19 | 24 -> 22 | 615.77 | |
2024-05-12 | 65 -> 24 | 418.12 -> 615.77 |
X Russian Championship: 0% -> 100% |
2024-05-06 | 66 -> 65 | 418.12 | |
2024-05-05 | 65 -> 66 | 418.12 | |
2024-04-12 | 64 -> 65 | 418.12 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 722 |
|
23/80 | 100% | 3.65 | RR | Riichi over Volga |
2 | 617 |
|
19/48 | 100% | 2.80 | RR | Guardian of the Winds |
3 | 888 |
|
13/108 | 100% | 4.60 | RR | X Russian Championship |
4 | 222 |
|
22/28 | 100% | 2.30 | CRR | Chasing Kan |
5 | 741 |
|
8/28 | 100% | 2.30 | CRR | Finding Dora |
6 | 724 |
|
25/88 | 71% | 3.75 | RR | Money can not buy tenpai |