Aleshin Sergey
From Moscow, Russia
EMA: 15990200
Internal rating (RR)
Rating date April 8, 2026 (latest changes April 5, 2026).
9 place (748.91).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (317.76 * 4.60 * 0.14 + 647.06 * 3.05 * 0.29 + 835.44 * 3.65 * 0.29 + 905.26 * 3.85 * 0.43 + 382.02 * 3.75 * 0.57 + 392.16 * 3.05 * 0.71 + 940.30 * 4.10 * 1 + 666.67 * 2.45 * 1 + 857.14 * 3.45 * 1 + 947.37 * 3.90 * 1 + 419.35 * 3 * 1 + 440 * 3.10 * 1) / (4.60 * 0.14 + 3.05 * 0.29 + 3.65 * 0.29 + 3.85 * 0.43 + 3.75 * 0.57 + 3.05 * 0.71 + 4.10 * 1 + 2.45 * 1 + 3.45 * 1 + 3.90 * 1 + 3 * 1 + 3.10 * 1) = 685.7413926809738
p2 = (940.30 * 4.10 * 1 + 947.37 * 3.90 * 1 + 857.14 * 3.45 * 1 + 666.67 * 2.45 * 1) / max_coefficients = 812.0688963210702
score = 685.7413926809738 * 0.5 + 812.0688963210702 * 0.5 = 748.905144501022
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-04-05 | 6 -> 9 | 763.88 -> 748.91 |
Moscow Riichi 2026: 0% -> 100% |
| 2026-04-04 | 6 | 765.08 -> 763.88 |
Riichi over Volga: 43% -> 29% |
| 2026-04-02 | 6 | 762.39 -> 765.08 |
Agari Winter Tournament 2025: 86% -> 71% |
| 2026-03-12 | 6 | 757.60 -> 762.39 |
X Russian Championship: 29% -> 14% |
| 2026-03-10 | 8 -> 6 | 759.79 -> 757.60 |
Agari Spring Tournament 2024: 14% -> 0% |
| 2026-03-01 | 6 -> 8 | 773.71 -> 759.79 |
SPB Riichi Open 2024: 57% -> 43% |
| 2026-02-23 | 4 -> 6 | 773.71 | |
| 2026-02-13 | 5 -> 4 | 770.62 -> 773.71 |
Moscow Riichi 2024: 71% -> 57% |
| 2026-02-09 | 5 | 770.19 -> 770.62 |
Agari Summer Tournament 2024: 43% -> 29% |
| 2026-02-04 | 5 | 771.34 -> 770.19 |
Riichi over Volga: 57% -> 43% |