Federov Aleksey
From Korolyov, Russia
Common russian riichi rating (CRR)
Rating date June 15, 2025 (latest changes June 15, 2025).
260 place (95.36).
how we calculated rating score
max_coefficients = (4.10 * 1 + 4.60 * 0.86 + 3.85 * 1 + 3.75 * 1) = 15.64266
p1 = (274.51 * 3.05 * 0.71 + 193.55 * 1.80 * 0.86 + 0 + 0 + 0) / (3.05 * 0.71 + 1.80 * 0.86 + 1 + 1 + 1) = 133.4023666218099
p2 = (274.51 * 3.05 * 0.71 + 193.55 * 1.80 * 0.86) / max_coefficients = 57.32081372349715
score = 133.4023666218099 * 0.5 + 57.32081372349715 * 0.5 = 95.36159017265354
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-06-15 | 251 -> 260 | 96.21 -> 95.36 | |
| 2025-06-14 | 246 -> 251 | 96.21 | |
| 2025-06-11 | 251 -> 246 | 96.21 | |
| 2025-06-08 | 250 -> 251 | 96.21 | |
| 2025-05-19 | 250 | 98.96 -> 96.21 |
"Green Dragon" in the Secret Chamber: 100% -> 86% |
| 2025-05-17 | 247 -> 250 | 98.96 | |
| 2025-05-12 | 247 | 97.67 -> 98.96 | |
| 2025-05-10 | 246 -> 247 | 105.52 -> 97.67 |
Agari Spring Tournament 2024: 86% -> 71% |
| 2025-05-03 | 241 -> 246 | 105.52 | |
| 2025-05-01 | 242 -> 241 | 105.52 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City |
|---|---|---|---|---|---|---|---|---|
| 1 | 194 |
|
26/32 | 86% | 1.80 | CRR | "Green Dragon" in the Secret Chamber | Korolyov |
| 2 | 275 |
|
38/52 | 71% | 3.05 | RR | Agari Spring Tournament 2024 | Moscow |