Gromova Elena
From Saint Petersburg, Russia
EMA: 15990350
Common russian riichi rating (CRR)
Rating date Sept. 22, 2026 (latest changes Sept. 17, 2026).
34 place (665.28).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.40 * 1 + 3.40 * 1) = 15.41
p1 = (338.98 * 3.25 * 0.43 + 685.71 * 1.90 * 0.57 + 611.11 * 2 * 0.71 + 779.22 * 3.45 * 0.86 + 851.35 * 3.40 * 1 + 460 * 3.10 * 1 + 933.33 * 1.70 * 1 + 419.35 * 1.80 * 1 + 887.32 * 3.40 * 1) / (3.25 * 0.43 + 1.90 * 0.57 + 2 * 0.71 + 3.45 * 0.86 + 3.40 * 1 + 3.10 * 1 + 1.70 * 1 + 1.80 * 1 + 3.40 * 1) = 694.4669183913211
p2 = (887.32 * 3.40 * 1 + 851.35 * 3.40 * 1 + 779.22 * 3.45 * 0.86 + 933.33 * 1.70 * 1) / max_coefficients = 636.10058403634
score = 694.4669183913211 * 0.5 + 636.10058403634 * 0.5 = 665.2837512138306
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-09-06 | 78 -> 34 | 531.82 -> 665.28 |
Sunset Wolf Cup 2026: 0% -> 100% |
| 2026-09-01 | 56 -> 78 | 588.02 -> 531.82 |
SPB Riichi Open 2024: 14% -> 0% |
| 2026-08-31 | 48 -> 56 | 601.46 -> 588.02 |
SPB Riichi Open 2025: 100% -> 86% |
| 2026-08-26 | 48 | 601.75 -> 601.46 |
Seihoku spring tournament 2025: 71% -> 57% |
| 2026-08-16 | 50 -> 48 | 597.91 -> 601.75 |
White Wolf Cup: 57% -> 43% |
| 2026-08-15 | 53 -> 50 | 595.87 -> 597.91 | |
| 2026-08-14 | 53 | 595.66 -> 595.87 |
Tonpu-master: 86% -> 71% |
| 2026-08-08 | 54 -> 53 | 595.66 | |
| 2026-08-04 | 56 -> 54 | 595.66 | |
| 2026-08-02 | 54 -> 56 | 595.66 |