Federov Aleksey

From Korolyov, Russia

Player page

Common russian riichi rating (CRR)

Rating date Dec. 9, 2025 (latest changes Dec. 7, 2025).

281 place (54.83).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95

p1 = (274.51 * 3.05 * 0.29 + 193.55 * 1.80 * 0.43 + 0 + 0 + 0) / (3.05 * 0.29 + 1.80 * 0.43 + 1 + 1 + 1) = 83.68108915507987

p2 = (274.51 * 3.05 * 0.29 + 193.55 * 1.80 * 0.43) / max_coefficients = 25.987959866220734

score = 83.68108915507987 * 0.5 + 25.987959866220734 * 0.5 = 54.834524510650304

Rating changes

Show

all results
Date Place Points Reason
2025-12-06 276 -> 281 54.83
2025-11-30 275 -> 276 54.83
2025-11-25 276 -> 275 54.83
2025-11-19 276 59.38 -> 54.83

"Green Dragon" in the Secret Chamber: 57% -> 43%
2025-11-15 277 -> 276 59.38
2025-11-10 274 -> 277 70.94 -> 59.38

Agari Spring Tournament 2024: 43% -> 29%
2025-11-04 269 -> 274 71.79 -> 70.94
2025-11-01 269 71.72 -> 71.79
2025-10-22 270 -> 269 71.72
2025-10-13 270 71.13 -> 71.72

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 194 2024-05-19 26/32 43% 1.80 CRR "Green Dragon" in the Secret Chamber Korolyov
2 275 2024-03-10 38/52 29% 3.05 RR Agari Spring Tournament 2024 Moscow