Epifanova Anna
From Saratov, Russia
Common russian riichi rating (CRR)
Rating date Feb. 8, 2026 (latest changes Feb. 8, 2026).
133 place (379.26).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (557.14 * 3.50 * 1 + 372.09 * 3 * 1 + 913.04 * 1.60 * 1 + 181.82 * 3 * 1 + 0) / (3.50 * 1 + 3 * 1 + 1.60 * 1 + 3 * 1 + 1) = 419.2231404958677
p2 = (557.14 * 3.50 * 1 + 913.04 * 1.60 * 1 + 372.09 * 3 * 1 + 181.82 * 3 * 1) / max_coefficients = 339.30434782608694
score = 419.2231404958677 * 0.5 + 339.30434782608694 * 0.5 = 379.26374416097735
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-02-08 | 129 -> 133 | 379.26 | |
| 2026-01-30 | 130 -> 129 | 379.26 | |
| 2026-01-25 | 128 -> 130 | 375.53 -> 379.26 |
Riichi On Ice 2026: 0% -> 100% |
| 2026-01-15 | 129 -> 128 | 375.53 | |
| 2026-01-14 | 130 -> 129 | 375.53 | |
| 2026-01-12 | 132 -> 130 | 375.53 | |
| 2026-01-07 | 128 -> 132 | 375.53 | |
| 2026-01-03 | 126 -> 128 | 375.53 | |
| 2026-01-01 | 128 -> 126 | 375.53 | |
| 2025-12-29 | 129 -> 128 | 375.53 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 182 |
|
46/56 | 100% | 3.00 | RR | Riichi On Ice 2026 | Samara | |
| 2 | 913 |
|
🥉 | 3/24 | 100% | 1.60 | CRR | San-Biki Cup | Saratov |
| 3 | 372 |
|
28/44 | 100% | 3.00 | RR | Two roosters and Chuckles | Kirov | |
| 4 | 557 |
|
32/71 | 100% | 3.50 | RR | Riichi over The Volga 2025 | Samara |