Dubrovskaya Inga
From Tyumen, Russia
Common russian riichi rating (CRR)
Rating date May 17, 2026 (latest changes May 17, 2026).
340 place (14.28).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.45 * 1 + 3.40 * 1) = 14.85
p1 = (21.28 * 2.80 * 0.14 + 130.43 * 2.20 * 0.29 + 0 + 0 + 0) / (2.80 * 0.14 + 2.20 * 0.29 + 1 + 1 + 1) = 22.46156290180854
p2 = (130.43 * 2.20 * 0.29 + 21.28 * 2.80 * 0.14) / max_coefficients = 6.093602693602694
score = 22.46156290180854 * 0.5 + 6.093602693602694 * 0.5 = 14.277582797705618
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-05-17 | 341 -> 340 | 14.28 | |
| 2026-05-15 | 340 -> 341 | 19.57 -> 14.28 |
Tails, money, two renchans: 43% -> 29% |
| 2026-05-14 | 340 | 19.47 -> 19.57 |
Guardian of the Winds: 29% -> 14% |
| 2026-05-12 | 350 -> 340 | 19.47 | |
| 2026-05-11 | 346 -> 350 | 19.47 | |
| 2026-05-05 | 347 -> 346 | 19.47 | |
| 2026-05-03 | 337 -> 347 | 19.44 -> 19.47 | |
| 2026-05-01 | 338 -> 337 | 19.44 | |
| 2026-04-19 | 328 -> 338 | 19.44 | |
| 2026-04-11 | 326 -> 328 | 19.44 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 130 |
|
21/24 | 29% | 2.20 | CRR | Tails, money, two renchans | Tyumen | |
| 2 | 21 |
|
47/48 | 14% | 2.80 | RR | Guardian of the Winds | Yekaterinburg |