Grashhenko Artem
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date Feb. 15, 2026 (latest changes Feb. 13, 2026).
295 place (60.06).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (565.22 * 2.10 * 0.14 + 254.90 * 3.05 * 0.29 + 0 + 0 + 0) / (2.10 * 0.14 + 3.05 * 0.29 + 1 + 1 + 1) = 93.90922875002248
p2 = (254.90 * 3.05 * 0.29 + 565.22 * 2.10 * 0.14) / max_coefficients = 26.203344481605352
score = 93.90922875002248 * 0.5 + 26.203344481605352 * 0.5 = 60.05628661581392
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-02-09 | 295 | 71.39 -> 60.06 |
Agari Summer Tournament 2024: 43% -> 29% |
| 2026-02-08 | 294 -> 295 | 71.39 | |
| 2026-02-04 | 295 -> 294 | 71.39 | |
| 2026-01-30 | 287 -> 295 | 90.99 -> 71.39 |
Seihoku spring tournament 2024: 29% -> 14% |
| 2026-01-25 | 284 -> 287 | 90.99 | |
| 2026-01-19 | 285 -> 284 | 90.99 | |
| 2026-01-07 | 284 -> 285 | 90.99 | |
| 2026-01-03 | 281 -> 284 | 90.99 | |
| 2025-12-27 | 275 -> 281 | 90.99 | |
| 2025-12-09 | 272 -> 275 | 99.51 -> 90.99 |
Agari Summer Tournament 2024: 57% -> 43% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 255 |
|
39/52 | 29% | 3.05 | RR | Agari Summer Tournament 2024 | Moscow | |
| 2 | 565 |
|
21/47 | 14% | 2.10 | RR | Seihoku spring tournament 2024 | Saint Petersburg | |
| 3 | 455 |
|
13/23 | 0% | 2.10 | CRR | Mushroom League | Moscow |