Gromova Elena
From Saint Petersburg, Russia
EMA: 15990350
Internal rating (RR)
Rating date Nov. 8, 2026 (latest changes Nov. 7, 2026).
22 place (685.10).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.40 * 1 + 3.40 * 1 + 3.40 * 1) = 14.91
p1 = (338.98 * 3.25 * 0.29 + 685.71 * 1.90 * 0.43 + 779.22 * 3.45 * 0.71 + 851.35 * 3.40 * 1 + 460 * 3.10 * 1 + 933.33 * 1.70 * 1 + 419.35 * 1.80 * 1 + 887.32 * 3.40 * 1 + 914.29 * 1.90 * 1) / (3.25 * 0.29 + 1.90 * 0.43 + 3.45 * 0.71 + 3.40 * 1 + 3.10 * 1 + 1.70 * 1 + 1.80 * 1 + 3.40 * 1 + 1.90 * 1) = 728.4259145341208
p2 = (887.32 * 3.40 * 1 + 851.35 * 3.40 * 1 + 779.22 * 3.45 * 0.71 + 914.29 * 1.90 * 1) / max_coefficients = 641.7766599597585
score = 728.4259145341208 * 0.5 + 641.7766599597585 * 0.5 = 685.1012872469396
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-11-04 | 24 -> 22 | 674.69 -> 685.10 | |
| 2026-11-03 | 23 -> 24 | 674.69 | |
| 2026-10-31 | 42 -> 23 | 608.53 -> 674.69 |
SPB Riichi Open 2025: 86% -> 71% Seihoku autumn tournament 2026: 0% -> 100% |
| 2026-10-26 | 42 | 609.14 -> 608.53 |
Seihoku spring tournament 2025: 57% -> 43% |
| 2026-10-16 | 43 -> 42 | 606.75 -> 609.14 |
White Wolf Cup: 43% -> 29% |
| 2026-10-15 | 46 -> 43 | 606.75 | |
| 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% |