Bretslavskaya Elena
From Megion, Russia
Common russian riichi rating (CRR)
Rating date Oct. 11, 2024 (latest changes Oct. 11, 2024).
148 place (237.31).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.65 * 1 + 4 * 0.86) = 15.5284
p1 = (26.67 * 4.20 * 0.14 + 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 * 0.14 + 2.30 * 1 + 2.30 * 1 + 3.05 * 1 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1) = 224.0414338104619
p2 = (592.59 * 2.30 * 1 + 555.56 * 2.30 * 1 + 227.85 * 3.65 * 1 + 137.25 * 3.05 * 1) / max_coefficients = 250.5744313644677
score = 224.0414338104619 * 0.5 + 250.5744313644677 * 0.5 = 237.3079325874648
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-09-15 | 146 -> 148 | 237.31 | |
| 2024-09-06 | 147 -> 146 | 234.33 -> 237.31 |
IX Russian Riichi Championship: 29% -> 14% |
| 2024-09-03 | 147 | 229.89 -> 234.33 | |
| 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% |
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 | 14% | 4.20 | RR | IX Russian Riichi Championship |