Li Dmitriy
From Saint Petersburg, Russia
EMA: 15990320
Common russian riichi rating (CRR)
Rating date Oct. 13, 2024 (latest changes Oct. 13, 2024).
88 place (429.18).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (934.58 * 4 * 0.86 + 557.89 * 3.85 * 1 + 0 + 0 + 0) / (4 * 0.86 + 3.85 * 1 + 1 + 1 + 1) = 520.7036114570361
p2 = (934.58 * 4 * 0.86 + 557.89 * 3.85 * 1) / max_coefficients = 337.66561514195587
score = 520.7036114570361 * 0.5 + 337.66561514195587 * 0.5 = 429.184613299496
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-10-13 | 82 -> 88 | 432.68 -> 429.18 | |
| 2024-10-11 | 83 -> 82 | 432.68 | |
| 2024-09-15 | 82 -> 83 | 432.68 | |
| 2024-09-03 | 77 -> 82 | 454.06 -> 432.68 |
SPB Riichi Open 2023: 100% -> 86% |
| 2024-09-01 | 74 -> 77 | 396.02 -> 454.06 |
SPB Riichi Open 2024: 0% -> 100% |
| 2023-11-26 | 68 -> 74 | 396.98 -> 396.02 | |
| 2023-11-20 | 67 -> 68 | 396.98 | |
| 2023-11-06 | 28 -> 67 | 549.85 -> 396.98 | |
| 2021-02-01 | 54 -> 28 | 553.81 -> 549.85 | |
| 2020-02-01 | 54 | 553.81 |