Kravchenko Kirill
From Samara, Russia
Common russian riichi rating (CRR)
Rating date April 17, 2025 (latest changes April 13, 2025).
30 place (622.23).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (528.74 * 3.75 * 0.14 + 532.71 * 4 * 0.43 + 672.90 * 4.60 * 1 + 659.57 * 2.80 * 1 + 443.04 * 3.65 * 1 + 730.34 * 3.75 * 1 + 761.90 * 2.60 * 1) / (3.75 * 0.14 + 4 * 0.43 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1 + 3.75 * 1 + 2.60 * 1) = 634.879664533957
p2 = (672.90 * 4.60 * 1 + 730.34 * 3.75 * 1 + 761.90 * 2.60 * 1 + 659.57 * 2.80 * 1) / max_coefficients = 609.5804416403786
score = 634.879664533957 * 0.5 + 609.5804416403786 * 0.5 = 622.2300530871678
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-04-11 | 31 -> 30 | 620.82 -> 622.23 |
Money can not buy tenpai: 29% -> 14% |
| 2025-03-26 | 32 -> 31 | 620.82 | |
| 2025-03-10 | 34 -> 32 | 620.82 | |
| 2025-03-03 | 35 -> 34 | 619.45 -> 620.82 |
SPB Riichi Open 2023: 57% -> 43% |
| 2025-03-02 | 34 -> 35 | 619.45 | |
| 2025-02-25 | 35 -> 34 | 619.45 | |
| 2025-02-16 | 32 -> 35 | 619.45 | |
| 2025-02-11 | 34 -> 32 | 618.19 -> 619.45 |
Money can not buy tenpai: 43% -> 29% |
| 2025-02-02 | 33 -> 34 | 618.19 | |
| 2025-01-26 | 32 -> 33 | 597.31 -> 618.19 |
Riichi On Ice: 0% -> 100% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City |
|---|---|---|---|---|---|---|---|---|
| 1 | 762 |
|
11/43 | 100% | 2.60 | RR | Riichi On Ice | Samara |
| 2 | 730 |
|
25/90 | 100% | 3.75 | RR | Moscow Riichi 2024 | Moscow |
| 3 | 443 |
|
45/80 | 100% | 3.65 | RR | Riichi over Volga | Samara |
| 4 | 660 |
|
17/48 | 100% | 2.80 | RR | Guardian of the Winds | Yekaterinburg |
| 5 | 673 |
|
36/108 | 100% | 4.60 | RR | X Russian Championship | Perm |
| 6 | 533 |
|
51/108 | 43% | 4.00 | RR | SPB Riichi Open 2023 | Saint Petersburg |
| 7 | 529 |
|
42/88 | 14% | 3.75 | RR | Money can not buy tenpai | Perm |