Gromova Elena
From Saint Petersburg, Russia
EMA: 15990350
Common russian riichi rating (CRR)
Rating date Feb. 22, 2026 (latest changes Feb. 16, 2026).
85 place (479.74).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (608.70 * 2.10 * 0.14 + 263.16 * 3.85 * 0.57 + 338.98 * 3.25 * 0.86 + 685.71 * 1.90 * 1 + 611.11 * 2 * 1 + 779.22 * 3.45 * 1) / (2.10 * 0.14 + 3.85 * 0.57 + 3.25 * 0.86 + 1.90 * 1 + 2 * 1 + 3.45 * 1) = 547.6000064896239
p2 = (779.22 * 3.45 * 1 + 685.71 * 1.90 * 1 + 611.11 * 2 * 1 + 338.98 * 3.25 * 0.86) / max_coefficients = 411.8829431438128
score = 547.6000064896239 * 0.5 + 411.8829431438128 * 0.5 = 479.7414748167183
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-02-16 | 84 -> 85 | 481.31 -> 479.74 |
White Wolf Cup: 100% -> 86% |
| 2026-02-13 | 86 -> 84 | 481.31 | |
| 2026-02-08 | 84 -> 86 | 481.31 | |
| 2026-02-04 | 85 -> 84 | 481.31 | |
| 2026-02-02 | 86 -> 85 | 481.31 | |
| 2026-01-30 | 85 -> 86 | 482.08 -> 481.31 |
Seihoku spring tournament 2024: 29% -> 14% |
| 2026-01-26 | 86 -> 85 | 482.08 | |
| 2026-01-25 | 80 -> 86 | 482.08 | |
| 2026-01-12 | 82 -> 80 | 482.08 | |
| 2026-01-07 | 81 -> 82 | 482.08 |