Bretslavskaya Elena
From Megion, Russia
Common russian riichi rating (CRR)
Rating date May 20, 2025 (latest changes May 19, 2025).
106 place (401.94).
how we calculated rating score
max_coefficients = (4.60 * 0.86 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.19266
p1 = (555.56 * 2.30 * 0.43 + 592.59 * 2.30 * 0.71 + 137.25 * 3.05 * 0.71 + 148.94 * 2.80 * 1 + 227.85 * 3.65 * 1 + 528.09 * 3.75 * 1 + 666.67 * 3.05 * 1 + 580.65 * 2.40 * 1 + 368.42 * 1.90 * 1 + 214.29 * 3.50 * 1) / (2.30 * 0.43 + 2.30 * 0.71 + 3.05 * 0.71 + 2.80 * 1 + 3.65 * 1 + 3.75 * 1 + 3.05 * 1 + 2.40 * 1 + 1.90 * 1 + 3.50 * 1) = 383.88175711409764
p2 = (666.67 * 3.05 * 1 + 528.09 * 3.75 * 1 + 580.65 * 2.40 * 1 + 592.59 * 2.30 * 0.71) / max_coefficients = 419.99096932334436
score = 383.88175711409764 * 0.5 + 419.99096932334436 * 0.5 = 401.936363218721
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-05-19 | 107 -> 106 | 401.94 | |
| 2025-05-17 | 106 -> 107 | 401.94 | |
| 2025-05-12 | 108 -> 106 | 393.23 -> 401.94 |
X Russian Championship: 100% -> 86% |
| 2025-05-10 | 109 -> 108 | 391.18 -> 393.23 |
Agari Spring Tournament 2024: 86% -> 71% |
| 2025-05-05 | 108 -> 109 | 392.27 -> 391.18 |
Finding Dora: 57% -> 43% |
| 2025-05-03 | 98 -> 108 | 404.96 -> 392.27 |
Riichi over The Volga 2025: 0% -> 100% |
| 2025-04-27 | 95 -> 98 | 404.96 | |
| 2025-04-26 | 94 -> 95 | 404.96 | |
| 2025-04-25 | 93 -> 94 | 412.40 -> 404.96 |
Chasing Kan: 86% -> 71% |
| 2025-04-11 | 95 -> 93 | 412.40 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City |
|---|---|---|---|---|---|---|---|---|
| 1 | 214 |
|
56/71 | 100% | 3.50 | RR | Riichi over The Volga 2025 | Samara |
| 2 | 368 |
|
13/20 | 100% | 1.90 | CRR | Martenho's Spring tournament | Ufa |
| 3 | 581 |
|
14/32 | 100% | 2.40 | RR | Riichi Maslenitsa (shrovetide) | Yekaterinburg |
| 4 | 667 |
|
18/52 | 100% | 3.05 | RR | Agari Winter Tournament 2025 | Moscow |
| 5 | 528 |
|
43/90 | 100% | 3.75 | RR | Moscow Riichi 2024 | Moscow |
| 6 | 228 |
|
62/80 | 100% | 3.65 | RR | Riichi over Volga | Samara |
| 7 | 149 |
|
41/48 | 100% | 2.80 | RR | Guardian of the Winds | Yekaterinburg |
| 8 | 0 |
|
108/108 | 86% | 4.60 | RR | X Russian Championship | Perm |
| 9 | 137 |
|
45/52 | 71% | 3.05 | RR | Agari Spring Tournament 2024 | Moscow |
| 10 | 593 |
|
12/28 | 71% | 2.30 | CRR | Chasing Kan | Yekaterinburg |
| 11 | 556 |
|
13/28 | 43% | 2.30 | CRR | Finding Dora | Yekaterinburg |
| 12 | 27 |
|
74/76 | 0% | 4.20 | RR | IX Russian Riichi Championship | Perm |