Konovalov Mikhail
From Saint Petersburg, Russia
EMA: 15990310
Common russian riichi rating (CRR)
Rating date Sept. 5, 2025 (latest changes Sept. 5, 2025).
76 place (519.05).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8
p1 = (304.35 * 2.10 * 0.57 + 101.27 * 3.65 * 0.86 + 873.68 * 3.85 * 0.86 + 359.55 * 3.75 * 1 + 474.58 * 3.25 * 1 + 257.14 * 1.90 * 1 + 740.26 * 3.45 * 1) / (2.10 * 0.57 + 3.65 * 0.86 + 3.85 * 0.86 + 3.75 * 1 + 3.25 * 1 + 1.90 * 1 + 3.45 * 1) = 475.426452546502
p2 = (873.68 * 3.85 * 0.86 + 740.26 * 3.45 * 1 + 474.58 * 3.25 * 1 + 359.55 * 3.75 * 1) / max_coefficients = 562.675
score = 475.426452546502 * 0.5 + 562.675 * 0.5 = 519.050726273251
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-09-05 | 75 -> 76 | 519.05 | |
| 2025-09-03 | 77 -> 75 | 514.52 -> 519.05 |
SPB Riichi Open 2023: 14% -> 0% |
| 2025-09-01 | 73 -> 77 | 528.24 -> 514.52 |
SPB Riichi Open 2024: 100% -> 86% |
| 2025-08-31 | 101 -> 73 | 434.57 -> 528.24 |
SPB Riichi Open 2025: 0% -> 100% |
| 2025-08-09 | 102 -> 101 | 434.57 | |
| 2025-08-04 | 105 -> 102 | 427.75 -> 434.57 |
Riichi over Volga: 100% -> 86% |
| 2025-08-03 | 104 -> 105 | 427.75 | |
| 2025-07-30 | 104 | 426.84 -> 427.75 |
Seihoku spring tournament 2024: 71% -> 57% |
| 2025-07-26 | 103 -> 104 | 426.84 | |
| 2025-07-13 | 99 -> 103 | 426.84 |