Gromova Elena
From Saint Petersburg, Russia
EMA: 15990350
Internal rating (RR)
Rating date Aug. 20, 2026 (latest changes Aug. 16, 2026).
68 place (541.11).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.45 * 1 + 3.40 * 1) = 15.459999999999999
p1 = (263.16 * 3.85 * 0.14 + 338.98 * 3.25 * 0.43 + 685.71 * 1.90 * 0.71 + 779.22 * 3.45 * 1 + 851.35 * 3.40 * 1 + 460 * 3.10 * 1 + 933.33 * 1.70 * 1 + 83.92 * 4.71 * 1 + 419.35 * 1.80 * 1) / (3.85 * 0.14 + 3.25 * 0.43 + 1.90 * 0.71 + 3.45 * 1 + 3.40 * 1 + 3.10 * 1 + 1.70 * 1 + 4.71 * 1 + 1.80 * 1) = 526.2395163903927
p2 = (851.35 * 3.40 * 1 + 779.22 * 3.45 * 1 + 933.33 * 1.70 * 1 + 460 * 3.10 * 1) / max_coefficients = 555.9877102199224
score = 526.2395163903927 * 0.5 + 555.9877102199224 * 0.5 = 541.1136133051575
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 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% |
| 2026-07-13 | 65 -> 64 | 541.70 | |
| 2026-07-12 | 62 -> 65 | 541.70 | |
| 2026-07-03 | 63 -> 62 | 541.70 | |
| 2026-07-01 | 64 -> 63 | 538.13 -> 541.70 |
SPB Riichi Open 2024: 29% -> 14% |
| 2026-06-26 | 64 | 539.18 -> 538.13 |
Seihoku spring tournament 2025: 86% -> 71% |