Bretslavskaya Elena
From Megion, Russia
Common russian riichi rating (CRR)
Rating date Jan. 5, 2024 (latest changes Jan. 5, 2024).
160 place (125.38).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.90 * 1) = 14.249820000000001
p1 = (26.67 * 4.20 * 0.86 + 555.56 * 2.30 * 1 + 0 + 0 + 0) / (4.20 * 0.86 + 2.30 * 1 + 1 + 1 + 1) = 154.36042526702786
p2 = (555.56 * 2.30 * 1 + 26.67 * 4.20 * 0.86) / max_coefficients = 96.40683180559472
score = 154.36042526702786 * 0.5 + 96.40683180559472 * 0.5 = 125.38362853631129
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2024-01-05 | 163 -> 160 | 125.38 | |
2024-01-03 | 164 -> 163 | 125.38 | |
2023-12-19 | 174 -> 164 | 125.38 | |
2023-11-28 | 182 -> 174 | 125.38 | |
2023-11-26 | 174 -> 182 | 125.72 -> 125.38 | |
2023-11-06 | 178 -> 174 | 120.26 -> 125.72 |
IX Russian Riichi Championship: 100% -> 86% |
2023-11-05 | 178 | 120.26 |
Finding Dora: 0% -> 100% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 556 |
|
13/28 | 100% | 2.30 | CRR | Finding Dora |
2 | 27 |
|
74/76 | 86% | 4.20 | RR | IX Russian Riichi Championship |