Gromova Elena
From Saint Petersburg, Russia
EMA: 15990350
Internal rating (RR)
Rating date Sept. 9, 2026 (latest changes Sept. 7, 2026).
46 place (606.75).
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 + 779.22 * 3.45 * 0.86 + 851.35 * 3.40 * 1 + 460 * 3.10 * 1 + 933.33 * 1.70 * 1 + 83.92 * 4.71 * 1 + 419.35 * 1.80 * 1 + 887.32 * 3.40 * 1) / (3.25 * 0.43 + 1.90 * 0.57 + 3.45 * 0.86 + 3.40 * 1 + 3.10 * 1 + 1.70 * 1 + 4.71 * 1 + 1.80 * 1 + 3.40 * 1) = 577.3914070162988
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 = 577.3914070162988 * 0.5 + 636.10058403634 * 0.5 = 606.7459955263193
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-09-06 | 68 -> 46 | 528.97 -> 606.75 |
Sunset Wolf Cup 2026: 0% -> 100% |
| 2026-09-03 | 69 -> 68 | 528.97 | |
| 2026-09-01 | 71 -> 69 | 525.49 -> 528.97 |
SPB Riichi Open 2024: 14% -> 0% |
| 2026-08-31 | 68 -> 71 | 540.09 -> 525.49 |
SPB Riichi Open 2025: 100% -> 86% |
| 2026-08-26 | 68 | 541.11 -> 540.09 |
Seihoku spring tournament 2025: 71% -> 57% |
| 2026-08-16 | 64 -> 68 | 539.13 -> 541.11 |
White Wolf Cup: 57% -> 43% |
| 2026-08-15 | 65 -> 64 | 537.09 -> 539.13 | |
| 2026-08-04 | 67 -> 65 | 537.09 | |
| 2026-08-02 | 66 -> 67 | 537.09 | |
| 2026-07-25 | 64 -> 66 | 541.70 -> 537.09 |
Seihoku Summer Tournament 2026: 0% -> 100% |