Li Dmitriy
From Saint Petersburg, Russia
EMA: 15990320
Common russian riichi rating (CRR)
Rating date April 24, 2025 (latest changes April 22, 2025).
128 place (337.24).
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 * 0.43 + 557.89 * 3.85 * 1 + 0 + 0 + 0) / (4 * 0.43 + 3.85 * 1 + 1 + 1 + 1) = 437.8742235299613
p2 = (557.89 * 3.85 * 1 + 934.58 * 4 * 0.43) / max_coefficients = 236.601261829653
score = 437.8742235299613 * 0.5 + 236.601261829653 * 0.5 = 337.2377426798071
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2025-04-13 | 127 -> 128 | 337.24 | |
2025-04-11 | 128 -> 127 | 337.24 | |
2025-03-30 | 129 -> 128 | 337.24 | |
2025-03-29 | 128 -> 129 | 337.24 | |
2025-03-03 | 117 -> 128 | 369.61 -> 337.24 |
SPB Riichi Open 2023: 57% -> 43% |
2025-03-02 | 116 -> 117 | 369.61 | |
2025-02-25 | 117 -> 116 | 369.61 | |
2025-02-16 | 111 -> 117 | 369.61 | |
2025-02-02 | 109 -> 111 | 369.61 | |
2025-01-07 | 106 -> 109 | 369.61 |