Khan Dmitrii
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date Oct. 4, 2025 (latest changes Oct. 4, 2025).
155 place (302.25).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8
p1 = (848.10 * 3.65 * 0.71 + 56.18 * 3.75 * 1 + 333.33 * 3.05 * 0.71 + 305.26 * 3.85 * 0.86 + 0) / (3.65 * 0.71 + 3.75 * 1 + 3.05 * 0.71 + 3.85 * 0.86 + 1) = 323.7367502762814
p2 = (848.10 * 3.65 * 0.71 + 305.26 * 3.85 * 0.86 + 333.33 * 3.05 * 0.71 + 56.18 * 3.75 * 1) / max_coefficients = 280.7682432432432
score = 323.7367502762814 * 0.5 + 280.7682432432432 * 0.5 = 302.25249675976227
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-10-04 | 145 -> 155 | 327.42 -> 302.25 |
Riichi over Volga: 86% -> 71% |
| 2025-09-15 | 146 -> 145 | 327.42 | |
| 2025-09-14 | 147 -> 146 | 327.42 | |
| 2025-09-10 | 148 -> 147 | 327.42 | |
| 2025-09-05 | 149 -> 148 | 327.42 | |
| 2025-09-03 | 139 -> 149 | 349.61 -> 327.42 |
SPB Riichi Open 2023: 14% -> 0% |
| 2025-09-01 | 139 | 349.41 -> 349.61 |
SPB Riichi Open 2024: 100% -> 86% |
| 2025-08-31 | 137 -> 139 | 349.41 | |
| 2025-08-26 | 139 -> 137 | 349.41 | |
| 2025-08-09 | 138 -> 139 | 353.49 -> 349.41 |
Agari Summer Tournament 2024: 86% -> 71% |
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 | 71% | 3.65 | RR | Riichi over Volga | Samara | |
| 4 | 333 |
|
35/52 | 71% | 3.05 | RR | Agari Summer Tournament 2024 | Moscow | |
| 5 | 570 |
|
47/108 | 0% | 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 |