Konikova Ekaterina
From Samara, Russia
Common russian riichi rating (CRR)
Rating date July 30, 2025 (latest changes July 30, 2025).
177 place (277.18).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.35
p1 = (215.19 * 3.65 * 1 + 928.57 * 2.60 * 1 + 0 + 0 + 0) / (3.65 * 1 + 2.60 * 1 + 1 + 1 + 1) = 345.91675675675674
p2 = (928.57 * 2.60 * 1 + 215.19 * 3.65 * 1) / max_coefficients = 208.4514657980456
score = 345.91675675675674 * 0.5 + 208.4514657980456 * 0.5 = 277.18411127740114
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-07-26 | 175 -> 177 | 277.18 | |
| 2025-07-14 | 176 -> 175 | 277.18 | |
| 2025-07-13 | 173 -> 176 | 277.18 | |
| 2025-07-12 | 173 | 275.23 -> 277.18 | |
| 2025-07-03 | 177 -> 173 | 275.23 | |
| 2025-06-15 | 169 -> 177 | 278.26 -> 275.23 | |
| 2025-06-14 | 166 -> 169 | 278.26 | |
| 2025-06-11 | 172 -> 166 | 278.26 | |
| 2025-06-09 | 171 -> 172 | 278.26 | |
| 2025-05-30 | 173 -> 171 | 278.26 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 929 |
|
4/43 | 100% | 2.60 | RR | Riichi On Ice | Samara | |
| 2 | 215 |
|
63/80 | 100% | 3.65 | RR | Riichi over Volga | Samara |