Konovalov Mikhail
From Saint Petersburg, Russia
EMA: 15990310
Common russian riichi rating (CRR)
Rating date Nov. 1, 2025 (latest changes Nov. 1, 2025).
74 place (507.83).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.50 * 1 + 3.45 * 1 + 3.25 * 1) = 14.3
p1 = (304.35 * 2.10 * 0.43 + 101.27 * 3.65 * 0.71 + 873.68 * 3.85 * 0.71 + 359.55 * 3.75 * 0.86 + 474.58 * 3.25 * 1 + 257.14 * 1.90 * 1 + 740.26 * 3.45 * 1) / (2.10 * 0.43 + 3.65 * 0.71 + 3.85 * 0.71 + 3.75 * 0.86 + 3.25 * 1 + 1.90 * 1 + 3.45 * 1) = 480.3774575732364
p2 = (740.26 * 3.45 * 1 + 873.68 * 3.85 * 0.71 + 474.58 * 3.25 * 1 + 359.55 * 3.75 * 0.86) / max_coefficients = 535.2860139860139
score = 480.3774575732364 * 0.5 + 535.2860139860139 * 0.5 = 507.8317357796252
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-11-01 | 67 -> 74 | 529.44 -> 507.83 |
SPB Riichi Open 2024: 86% -> 71% |
| 2025-10-25 | 68 -> 67 | 529.44 | |
| 2025-10-13 | 72 -> 68 | 525.48 -> 529.44 |
Moscow Riichi 2024: 100% -> 86% |
| 2025-10-09 | 71 -> 72 | 525.48 | |
| 2025-10-04 | 72 -> 71 | 520.35 -> 525.48 |
Riichi over Volga: 86% -> 71% |
| 2025-09-30 | 72 | 519.05 -> 520.35 |
Seihoku spring tournament 2024: 57% -> 43% |
| 2025-09-14 | 74 -> 72 | 519.05 | |
| 2025-09-12 | 75 -> 74 | 519.05 | |
| 2025-09-10 | 76 -> 75 | 519.05 | |
| 2025-09-05 | 75 -> 76 | 519.05 |