Khan Dmitrii
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date April 1, 2025 (latest changes March 30, 2025).
104 place (389.29).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (68.97 * 3.75 * 0.29 + 570.09 * 4 * 0.43 + 333.33 * 3.05 * 1 + 848.10 * 3.65 * 1 + 305.26 * 3.85 * 1 + 56.18 * 3.75 * 1) / (3.75 * 0.29 + 4 * 0.43 + 3.05 * 1 + 3.65 * 1 + 3.85 * 1 + 3.75 * 1) = 383.3264806542285
p2 = (848.10 * 3.65 * 1 + 305.26 * 3.85 * 1 + 333.33 * 3.05 * 1 + 570.09 * 4 * 0.43) / max_coefficients = 395.2599369085174
score = 383.3264806542285 * 0.5 + 395.2599369085174 * 0.5 = 389.2932087813729
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-03-23 | 103 -> 104 | 389.29 | |
| 2025-03-03 | 101 -> 103 | 402.59 -> 389.29 |
SPB Riichi Open 2023: 57% -> 43% |
| 2025-03-02 | 99 -> 101 | 402.59 | |
| 2025-02-25 | 101 -> 99 | 402.59 | |
| 2025-02-16 | 98 -> 101 | 402.59 | |
| 2025-02-11 | 101 -> 98 | 397.87 -> 402.59 |
Money can not buy tenpai: 43% -> 29% |
| 2025-02-02 | 99 -> 101 | 397.87 | |
| 2025-01-26 | 97 -> 99 | 397.87 | |
| 2025-01-07 | 95 -> 97 | 397.87 | |
| 2025-01-03 | 90 -> 95 | 411.04 -> 397.87 |
SPB Riichi Open 2023: 71% -> 57% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 56 |
|
85/90 | 100% | 3.75 | RR | Moscow Riichi 2024 |
| 2 | 305 |
|
67/96 | 100% | 3.85 | RR | SPB Riichi Open 2024 |
| 3 | 848 |
|
13/80 | 100% | 3.65 | RR | Riichi over Volga |
| 4 | 333 |
|
35/52 | 100% | 3.05 | RR | Agari Summer Tournament 2024 |
| 5 | 570 |
|
47/108 | 43% | 4.00 | RR | SPB Riichi Open 2023 |
| 6 | 69 |
|
82/88 | 29% | 3.75 | RR | Money can not buy tenpai |
| 7 | 505 |
|
56/112 | 0% | 4.05 | RR | Moscow Riichi 2022 |