Bretslavskaya Elena
From Megion, Russia
Common russian riichi rating (CRR)
Rating date Jan. 5, 2025 (latest changes Jan. 5, 2025).
130 place (296.39).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (528.09 * 3.75 * 1 + 555.56 * 2.30 * 0.71 + 592.59 * 2.30 * 1 + 137.25 * 3.05 * 1 + 0 * 4.60 * 1 + 148.94 * 2.80 * 1 + 227.85 * 3.65 * 1) / (3.75 * 1 + 2.30 * 0.71 + 2.30 * 1 + 3.05 * 1 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1) = 271.8005734897942
p2 = (528.09 * 3.75 * 1 + 592.59 * 2.30 * 1 + 555.56 * 2.30 * 0.71 + 227.85 * 3.65 * 1) / max_coefficients = 320.988643533123
score = 271.8005734897942 * 0.5 + 320.988643533123 * 0.5 = 296.3946085114586
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-01-05 | 125 -> 130 | 304.26 -> 296.39 |
Finding Dora: 86% -> 71% |
| 2025-01-04 | 123 -> 125 | 304.26 | |
| 2025-01-03 | 127 -> 123 | 304.26 | |
| 2024-12-11 | 130 -> 127 | 304.26 | |
| 2024-11-05 | 129 -> 130 | 308.76 -> 304.26 |
Finding Dora: 100% -> 86% |
| 2024-11-03 | 131 -> 129 | 308.76 | |
| 2024-10-25 | 132 -> 131 | 308.76 | |
| 2024-10-13 | 148 -> 132 | 237.31 -> 308.76 |
Moscow Riichi 2024: 0% -> 100% |
| 2024-09-15 | 146 -> 148 | 237.31 | |
| 2024-09-06 | 147 -> 146 | 234.33 -> 237.31 |
IX Russian Riichi Championship: 29% -> 14% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 528 |
|
43/90 | 100% | 3.75 | RR | Moscow Riichi 2024 |
| 2 | 228 |
|
62/80 | 100% | 3.65 | RR | Riichi over Volga |
| 3 | 149 |
|
41/48 | 100% | 2.80 | RR | Guardian of the Winds |
| 4 | 0 |
|
108/108 | 100% | 4.60 | RR | X Russian Championship |
| 5 | 137 |
|
45/52 | 100% | 3.05 | RR | Agari Spring Tournament 2024 |
| 6 | 593 |
|
12/28 | 100% | 2.30 | CRR | Chasing Kan |
| 7 | 556 |
|
13/28 | 71% | 2.30 | CRR | Finding Dora |
| 8 | 27 |
|
74/76 | 0% | 4.20 | RR | IX Russian Riichi Championship |