Timofeev Valentin
From Novosibirsk, Russia
EMA: 15020017
Common russian riichi rating (CRR)
Rating date June 19, 2025 (latest changes June 15, 2025).
192 place (248.33).
how we calculated rating score
max_coefficients = (4.10 * 1 + 4.60 * 0.86 + 3.85 * 1 + 3.75 * 1) = 15.64266
p1 = (74.77 * 4 * 0.29 + 371.43 * 1.90 * 1 + 1000 * 2.10 * 0.71 + 0 + 0) / (4 * 0.29 + 1.90 * 1 + 2.10 * 0.71 + 1 + 1) = 350.1818020642444
p2 = (1000 * 2.10 * 0.71 + 371.43 * 1.90 * 1 + 74.77 * 4 * 0.29) / max_coefficients = 146.46997377683846
score = 350.1818020642444 * 0.5 + 146.46997377683846 * 0.5 = 248.32588792054142
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-06-15 | 183 -> 192 | 250.50 -> 248.33 | |
| 2025-06-14 | 180 -> 183 | 250.50 | |
| 2025-06-11 | 186 -> 180 | 250.50 | |
| 2025-06-09 | 187 -> 186 | 250.50 | |
| 2025-05-30 | 176 -> 187 | 274.60 -> 250.50 |
Seihoku spring tournament 2024: 86% -> 71% |
| 2025-05-17 | 174 -> 176 | 274.60 | |
| 2025-05-12 | 174 | 271.07 -> 274.60 | |
| 2025-05-03 | 175 -> 174 | 260.70 -> 271.07 |
SPB Riichi Open 2023: 43% -> 29% |
| 2025-04-27 | 171 -> 175 | 260.70 | |
| 2025-04-26 | 200 -> 171 | 208.81 -> 260.70 |
Seihoku spring tournament 2025: 0% -> 100% |