Leontiev Alexey
From Moscow, Russia
EMA: 15990198
Common russian riichi rating (CRR)
Rating date Oct. 22, 2026 (latest changes Oct. 17, 2026).
83 place (528.53).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.40 * 1 + 3.40 * 1) = 15.41
p1 = (913.04 * 2.80 * 0.14 + 414.29 * 3.50 * 0.57 + 754.39 * 3.90 * 1 + 838.71 * 3 * 1 + 633.33 * 3 * 1 + 436.36 * 3 * 1 + 400 * 3.10 * 1 + 69.93 * 4.71 * 1) / (2.80 * 0.14 + 3.50 * 0.57 + 3.90 * 1 + 3 * 1 + 3 * 1 + 3 * 1 + 3.10 * 1 + 4.71 * 1) = 494.614889991441
p2 = (754.39 * 3.90 * 1 + 838.71 * 3 * 1 + 633.33 * 3 * 1 + 436.36 * 3 * 1) / max_coefficients = 562.4484101232965
score = 494.614889991441 * 0.5 + 562.4484101232965 * 0.5 = 528.5316500573688
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-10-17 | 82 -> 83 | 528.53 | |
| 2026-10-13 | 81 -> 82 | 530.69 -> 528.53 |
Moscow Riichi 2024: 14% -> 0% |
| 2026-10-01 | 81 | 534.14 -> 530.69 |
Riichi never changing: 29% -> 14% |
| 2026-09-26 | 80 -> 81 | 534.14 | |
| 2026-09-06 | 77 -> 80 | 534.14 | |
| 2026-09-03 | 77 | 533.20 -> 534.14 |
Riichi over The Volga 2025: 71% -> 57% |
| 2026-09-01 | 78 -> 77 | 533.20 | |
| 2026-08-31 | 78 | 532.29 -> 533.20 | |
| 2026-08-30 | 77 -> 78 | 532.29 | |
| 2026-08-16 | 70 -> 77 | 532.29 |