Patrikeeva Sofiya
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date Feb. 8, 2026 (latest changes Feb. 8, 2026).
299 place (64.52).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (612.90 * 1.80 * 0.29 + 33.71 * 3.75 * 0.71 + 98.04 * 3.05 * 0.86 + 0 + 0) / (1.80 * 0.29 + 3.75 * 0.71 + 3.05 * 0.86 + 1 + 1) = 84.76580112308889
p2 = (612.90 * 1.80 * 0.29 + 98.04 * 3.05 * 0.86 + 33.71 * 3.75 * 0.71) / max_coefficients = 44.265551839464884
score = 84.76580112308889 * 0.5 + 44.265551839464884 * 0.5 = 64.51567648127688
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-02-08 | 298 -> 299 | 64.52 | |
| 2026-02-02 | 297 -> 298 | 66.30 -> 64.52 |
Agari Winter Tournament 2025: 100% -> 86% |
| 2026-01-25 | 292 -> 297 | 66.30 | |
| 2026-01-19 | 288 -> 292 | 79.55 -> 66.30 |
"Green Dragon" in the Secret Chamber: 43% -> 29% |
| 2026-01-12 | 290 -> 288 | 79.55 | |
| 2026-01-07 | 288 -> 290 | 79.55 | |
| 2026-01-03 | 285 -> 288 | 79.55 | |
| 2025-12-27 | 279 -> 285 | 79.55 | |
| 2025-12-13 | 280 -> 279 | 78.15 -> 79.55 |
Moscow Riichi 2024: 86% -> 71% |
| 2025-12-07 | 277 -> 280 | 78.15 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 98 |
|
47/52 | 86% | 3.05 | RR | Agari Winter Tournament 2025 | Moscow | |
| 2 | 34 |
|
87/90 | 71% | 3.75 | RR | Moscow Riichi 2024 | Moscow | |
| 3 | 613 |
|
13/32 | 29% | 1.80 | CRR | "Green Dragon" in the Secret Chamber | Korolyov |