Leontiev Alexey
From Moscow, Russia
EMA: 15990198
Common russian riichi rating (CRR)
Rating date Jan. 19, 2026 (latest changes Jan. 19, 2026).
21 place (678.95).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (901.96 * 3.05 * 0.14 + 841.12 * 4.60 * 0.29 + 882.35 * 3.05 * 0.43 + 685.39 * 3.75 * 0.71 + 913.04 * 2.80 * 0.86 + 414.29 * 3.50 * 1 + 754.39 * 3.90 * 1 + 838.71 * 3 * 1 + 633.33 * 3 * 1) / (3.05 * 0.14 + 4.60 * 0.29 + 3.05 * 0.43 + 3.75 * 0.71 + 2.80 * 0.86 + 3.50 * 1 + 3.90 * 1 + 3 * 1 + 3 * 1) = 719.1430083860362
p2 = (754.39 * 3.90 * 1 + 838.71 * 3 * 1 + 913.04 * 2.80 * 0.86 + 633.33 * 3 * 1) / max_coefficients = 638.7578595317726
score = 719.1430083860362 * 0.5 + 638.7578595317726 * 0.5 = 678.9504339589043
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-01-12 | 21 | 680.76 -> 678.95 |
X Russian Championship: 43% -> 29% |
| 2026-01-10 | 19 -> 21 | 682.48 -> 680.76 |
Agari Spring Tournament 2024: 29% -> 14% |
| 2026-01-07 | 19 | 687.44 -> 682.48 |
Moscow Open Riichi Marathon 2026: 0% -> 100% |
| 2026-01-01 | 21 -> 19 | 687.44 | |
| 2025-12-13 | 18 -> 21 | 698.98 -> 687.44 |
Moscow Riichi 2024: 86% -> 71% |
| 2025-12-09 | 16 -> 18 | 700.50 -> 698.98 |
Agari Summer Tournament 2024: 57% -> 43% |
| 2025-12-01 | 16 | 714.34 -> 700.50 |
Riichi never changing: 100% -> 86% |
| 2025-11-30 | 24 -> 16 | 677.86 -> 714.34 |
Final Cup 2025: 0% -> 100% |
| 2025-11-19 | 23 -> 24 | 677.86 | |
| 2025-11-12 | 19 -> 23 | 698.31 -> 677.86 |
X Russian Championship: 57% -> 43% |