Federov Aleksey
From Korolyov, Russia
Common russian riichi rating (CRR)
Rating date Jan. 7, 2025 (latest changes Jan. 7, 2025).
202 place (112.92).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (274.51 * 3.05 * 1 + 193.55 * 1.80 * 1 + 0 + 0 + 0) / (3.05 * 1 + 1.80 * 1 + 1 + 1 + 1) = 151.03694267515922
p2 = (274.51 * 3.05 * 1 + 193.55 * 1.80 * 1) / max_coefficients = 74.80378548895898
score = 151.03694267515922 * 0.5 + 74.80378548895898 * 0.5 = 112.92036408205911
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-01-07 | 197 -> 202 | 112.92 | |
| 2025-01-05 | 198 -> 197 | 112.92 | |
| 2025-01-04 | 196 -> 198 | 112.92 | |
| 2025-01-01 | 198 -> 196 | 112.92 | |
| 2024-12-29 | 197 -> 198 | 112.92 | |
| 2024-11-05 | 202 -> 197 | 112.92 | |
| 2024-11-04 | 197 -> 202 | 112.92 | |
| 2024-10-27 | 196 -> 197 | 112.92 | |
| 2024-10-25 | 197 -> 196 | 112.92 | |
| 2024-10-13 | 182 -> 197 | 113.69 -> 112.92 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 194 |
|
26/32 | 100% | 1.80 | CRR | "Green Dragon" in the Secret Chamber | Korolyov | |
| 2 | 275 |
|
38/52 | 100% | 3.05 | RR | Agari Spring Tournament 2024 | Moscow |