Gromova Elena
From Saint Petersburg, Russia
EMA: 15990350
Internal rating (RR)
Rating date July 31, 2026 (latest changes July 26, 2026).
66 place (537.09).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.90 * 1 + 4.10 * 0.86 + 3.45 * 1) = 15.574109999999997
p1 = (263.16 * 3.85 * 0.14 + 338.98 * 3.25 * 0.57 + 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 * 0.57 + 1.90 * 0.71 + 3.45 * 1 + 3.40 * 1 + 3.10 * 1 + 1.70 * 1 + 4.71 * 1 + 1.80 * 1) = 522.2755393138735
p2 = (851.35 * 3.40 * 1 + 779.22 * 3.45 * 1 + 933.33 * 1.70 * 1 + 460 * 3.10 * 1) / max_coefficients = 551.9140419580959
score = 522.2755393138735 * 0.5 + 551.9140419580959 * 0.5 = 537.0947906359847
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 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% |
| 2026-06-16 | 64 | 537.14 -> 539.18 |
White Wolf Cup: 71% -> 57% |
| 2026-06-15 | 64 | 527.14 -> 537.14 | |
| 2026-06-14 | 40 -> 64 | 612.43 -> 527.14 |
XII Russian Championship: 0% -> 100% |
| 2026-06-13 | 39 -> 40 | 612.43 |