Bretslavskaya Elena
From Megion, Russia
Internal rating (RR)
Rating date Aug. 23, 2025 (latest changes Aug. 9, 2025).
66 place (502.22).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.50 * 1) = 15.2
p1 = (137.25 * 3.05 * 0.57 + 0 * 4.60 * 0.71 + 148.94 * 2.80 * 0.86 + 227.85 * 3.65 * 0.86 + 528.09 * 3.75 * 1 + 666.67 * 3.05 * 1 + 580.65 * 2.40 * 1 + 214.29 * 3.50 * 1 + 895.52 * 4.10 * 1) / (3.05 * 0.57 + 4.60 * 0.71 + 2.80 * 0.86 + 3.65 * 0.86 + 3.75 * 1 + 3.05 * 1 + 2.40 * 1 + 3.50 * 1 + 4.10 * 1) = 407.1481927100877
p2 = (895.52 * 4.10 * 1 + 666.67 * 3.05 * 1 + 528.09 * 3.75 * 1 + 580.65 * 2.40 * 1) / max_coefficients = 597.2934210526315
score = 407.1481927100877 * 0.5 + 597.2934210526315 * 0.5 = 502.22080688135964
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-08-09 | 67 -> 66 | 502.22 | |
| 2025-08-04 | 68 -> 67 | 497.63 -> 502.22 |
Riichi over Volga: 100% -> 86% |
| 2025-08-03 | 69 -> 68 | 497.63 | |
| 2025-07-14 | 72 -> 69 | 495.82 -> 497.63 |
Guardian of the Winds: 100% -> 86% |
| 2025-07-13 | 71 -> 72 | 495.82 | |
| 2025-07-12 | 74 -> 71 | 485.75 -> 495.82 |
X Russian Championship: 86% -> 71% |
| 2025-07-10 | 75 -> 74 | 483.86 -> 485.75 |
Agari Spring Tournament 2024: 71% -> 57% |
| 2025-06-15 | 111 -> 75 | 357.77 -> 483.86 |
13 bloody tiles: 0% -> 100% |
| 2025-06-11 | 114 -> 111 | 357.77 | |
| 2025-05-12 | 115 -> 114 | 345.39 -> 357.77 |
X Russian Championship: 100% -> 86% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 896 |
|
8/68 | 100% | 4.10 | RR | 13 bloody tiles | Perm | |
| 2 | 214 |
|
56/71 | 100% | 3.50 | RR | Riichi over The Volga 2025 | Samara | |
| 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 | 86% | 3.65 | RR | Riichi over Volga | Samara | |
| 7 | 149 |
|
41/48 | 86% | 2.80 | RR | Guardian of the Winds | Yekaterinburg | |
| 8 | 0 |
|
108/108 | 71% | 4.60 | RR | X Russian Championship | Perm | |
| 9 | 137 |
|
45/52 | 57% | 3.05 | RR | Agari Spring Tournament 2024 | Moscow | |
| 10 | 27 |
|
74/76 | 0% | 4.20 | RR | IX Russian Riichi Championship | Perm |