Kostyukovich Maksim
From Tyumen, Russia
Common russian riichi rating (CRR)
Rating date March 15, 2026 (latest changes March 15, 2026).
296 place (78.07).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (695.65 * 2.20 * 0.43 + 0 * 1.90 * 1 + 0 + 0 + 0) / (2.20 * 0.43 + 1.90 * 1 + 1 + 1 + 1) = 112.2623619697001
p2 = (695.65 * 2.20 * 0.43 + 0 * 1.90 * 1) / max_coefficients = 43.875585284280945
score = 112.2623619697001 * 0.5 + 43.875585284280945 * 0.5 = 78.06897362699053
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-03-15 | 286 -> 296 | 100.26 -> 78.07 |
Tails, money, two renchans: 57% -> 43% |
| 2026-03-12 | 287 -> 286 | 100.26 | |
| 2026-03-07 | 283 -> 287 | 100.26 | |
| 2026-03-01 | 284 -> 283 | 100.26 | |
| 2026-02-25 | 285 -> 284 | 100.26 | |
| 2026-02-23 | 276 -> 285 | 100.26 | |
| 2026-02-09 | 277 -> 276 | 100.26 | |
| 2026-01-25 | 272 -> 277 | 100.26 | |
| 2026-01-15 | 266 -> 272 | 121.02 -> 100.26 |
Tails, money, two renchans: 71% -> 57% |
| 2026-01-14 | 267 -> 266 | 121.02 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 0 |
|
20/20 | 100% | 1.90 | CRR | Riichi in country home | Megion | |
| 2 | 696 |
|
8/24 | 43% | 2.20 | CRR | Tails, money, two renchans | Tyumen |