Sazonova Ekaterina
From Samara, Russia
Common russian riichi rating (CRR)
Rating date Jan. 29, 2026 (latest changes Jan. 26, 2026).
291 place (86.21).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (304.35 * 1.60 * 1 + 127.27 * 3 * 1 + 0 + 0 + 0) / (1.60 * 1 + 3 * 1 + 1 + 1 + 1) = 114.31315789473685
p2 = (304.35 * 1.60 * 1 + 127.27 * 3 * 1) / max_coefficients = 58.1123745819398
score = 114.31315789473685 * 0.5 + 58.1123745819398 * 0.5 = 86.21276623833832
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-01-25 | 291 | 86.21 |
Riichi On Ice 2026: 0% -> 100% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 127 |
|
49/56 | 100% | 3.00 | RR | Riichi On Ice 2026 | Samara | |
| 2 | 304 |
|
17/24 | 100% | 1.60 | CRR | San-Biki Cup | Saratov |