Gromova Elena
From Saint Petersburg, Russia
EMA: 15990350
Common russian riichi rating (CRR)
Rating date July 31, 2026 (latest changes July 29, 2026).
54 place (595.66).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.90 * 1 + 4.10 * 0.86 + 3.45 * 1) = 15.574109999999997
p1 = (460 * 3.10 * 1 + 933.33 * 1.70 * 1 + 263.16 * 3.85 * 0.14 + 338.98 * 3.25 * 0.57 + 685.71 * 1.90 * 0.71 + 611.11 * 2 * 0.86 + 779.22 * 3.45 * 1 + 851.35 * 3.40 * 1 + 419.35 * 1.80 * 1) / (3.10 * 1 + 1.70 * 1 + 3.85 * 0.14 + 3.25 * 0.57 + 1.90 * 0.71 + 2 * 0.86 + 3.45 * 1 + 3.40 * 1 + 1.80 * 1) = 639.3980321297129
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 = 639.3980321297129 * 0.5 + 551.9140419580959 * 0.5 = 595.6560370439045
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-07-25 | 69 -> 54 | 544.82 -> 595.66 |
Seihoku Summer Tournament 2026: 0% -> 100% |
| 2026-07-12 | 67 -> 69 | 544.82 | |
| 2026-07-07 | 68 -> 67 | 544.82 | |
| 2026-07-04 | 69 -> 68 | 544.82 | |
| 2026-07-03 | 70 -> 69 | 544.82 | |
| 2026-07-01 | 71 -> 70 | 541.45 -> 544.82 |
SPB Riichi Open 2024: 29% -> 14% |
| 2026-06-26 | 70 -> 71 | 542.38 -> 541.45 |
Seihoku spring tournament 2025: 86% -> 71% |
| 2026-06-16 | 71 -> 70 | 540.43 -> 542.38 |
White Wolf Cup: 71% -> 57% |
| 2026-06-15 | 72 -> 71 | 530.43 -> 540.43 | |
| 2026-06-14 | 42 -> 72 | 610.56 -> 530.43 |
XII Russian Championship: 0% -> 100% Tonpu-master: 100% -> 86% |