Bretslavskaya Elena
From Megion, Russia
Common russian riichi rating (CRR)
Rating date Sept. 1, 2024 (latest changes Sept. 1, 2024).
147 place (229.89).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.85 * 1 + 3.65 * 1) = 16.099999999999998
p1 = (26.67 * 4.20 * 0.29 + 555.56 * 2.30 * 1 + 592.59 * 2.30 * 1 + 137.25 * 3.05 * 1 + 0 * 4.60 * 1 + 148.94 * 2.80 * 1 + 227.85 * 3.65 * 1) / (4.20 * 0.29 + 2.30 * 1 + 2.30 * 1 + 3.05 * 1 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1) = 218.09311987875344
p2 = (592.59 * 2.30 * 1 + 555.56 * 2.30 * 1 + 227.85 * 3.65 * 1 + 137.25 * 3.05 * 1) / max_coefficients = 241.67826086956524
score = 218.09311987875344 * 0.5 + 241.67826086956524 * 0.5 = 229.88569037415934
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-09-01 | 134 -> 147 | 236.20 -> 229.89 | |
| 2024-08-26 | 137 -> 134 | 236.20 | |
| 2024-08-25 | 138 -> 137 | 236.20 | |
| 2024-08-22 | 139 -> 138 | 236.20 | |
| 2024-08-11 | 139 | 234.85 -> 236.20 | |
| 2024-08-04 | 144 -> 139 | 224.89 -> 234.85 |
Riichi over Volga: 0% -> 100% |
| 2024-07-14 | 139 -> 144 | 218.91 -> 224.89 |
Guardian of the Winds: 0% -> 100% |
| 2024-07-06 | 142 -> 139 | 215.11 -> 218.91 |
IX Russian Riichi Championship: 43% -> 29% |
| 2024-06-27 | 143 -> 142 | 215.11 | |
| 2024-06-25 | 144 -> 143 | 215.11 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 228 |
|
62/80 | 100% | 3.65 | RR | Riichi over Volga |
| 2 | 149 |
|
41/48 | 100% | 2.80 | RR | Guardian of the Winds |
| 3 | 0 |
|
108/108 | 100% | 4.60 | RR | X Russian Championship |
| 4 | 137 |
|
45/52 | 100% | 3.05 | RR | Agari Spring Tournament 2024 |
| 5 | 593 |
|
12/28 | 100% | 2.30 | CRR | Chasing Kan |
| 6 | 556 |
|
13/28 | 100% | 2.30 | CRR | Finding Dora |
| 7 | 27 |
|
74/76 | 29% | 4.20 | RR | IX Russian Riichi Championship |