Khan Dmitrii
From Moscow, Russia
Internal rating (RR)
Rating date Sept. 1, 2025 (latest changes Sept. 1, 2025).
123 place (349.61).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8
p1 = (570.09 * 4 * 0.14 + 333.33 * 3.05 * 0.71 + 848.10 * 3.65 * 0.86 + 305.26 * 3.85 * 0.86 + 56.18 * 3.75 * 1) / (4 * 0.14 + 3.05 * 0.71 + 3.65 * 0.86 + 3.85 * 0.86 + 3.75 * 1) = 380.8093226844796
p2 = (848.10 * 3.65 * 0.86 + 305.26 * 3.85 * 0.86 + 333.33 * 3.05 * 0.71 + 570.09 * 4 * 0.14) / max_coefficients = 318.41959459459457
score = 380.8093226844796 * 0.5 + 318.41959459459457 * 0.5 = 349.6144586395371
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-09-01 | 123 | 349.41 -> 349.61 |
SPB Riichi Open 2024: 100% -> 86% |
| 2025-08-31 | 119 -> 123 | 349.41 | |
| 2025-08-09 | 117 -> 119 | 353.49 -> 349.41 |
Agari Summer Tournament 2024: 86% -> 71% |
| 2025-08-04 | 110 -> 117 | 374.80 -> 353.49 |
Riichi over Volga: 100% -> 86% |
| 2025-08-03 | 109 -> 110 | 374.80 | |
| 2025-07-14 | 110 -> 109 | 374.80 | |
| 2025-07-13 | 106 -> 110 | 374.80 | |
| 2025-07-12 | 108 -> 106 | 371.47 -> 374.80 | |
| 2025-07-03 | 107 -> 108 | 385.24 -> 371.47 |
SPB Riichi Open 2023: 29% -> 14% |
| 2025-06-15 | 103 -> 107 | 390.73 -> 385.24 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 56 |
|
85/90 | 100% | 3.75 | RR | Moscow Riichi 2024 | Moscow | |
| 2 | 305 |
|
67/96 | 86% | 3.85 | RR | SPB Riichi Open 2024 | Saint Petersburg | |
| 3 | 848 |
|
13/80 | 86% | 3.65 | RR | Riichi over Volga | Samara | |
| 4 | 333 |
|
35/52 | 71% | 3.05 | RR | Agari Summer Tournament 2024 | Moscow | |
| 5 | 570 |
|
47/108 | 14% | 4.00 | RR | SPB Riichi Open 2023 | Saint Petersburg | |
| 6 | 69 |
|
82/88 | 0% | 3.75 | RR | Money can not buy tenpai | Perm | |
| 7 | 505 |
|
56/112 | 0% | 4.05 | RR | Moscow Riichi 2022 | Moscow |