Simonova Svetlana
From Saint Petersburg, Russia
EMA: 15990317
Internal rating (RR)
Rating date Nov. 8, 2026 (latest changes Nov. 7, 2026).
153 place (291.59).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.40 * 1 + 3.40 * 1 + 3.40 * 1) = 14.91
p1 = (576.27 * 3.25 * 0.29 + 457.14 * 1.90 * 0.43 + 25.97 * 3.45 * 0.71 + 621.62 * 3.40 * 1 + 171.43 * 1.90 * 1) / (3.25 * 0.29 + 1.90 * 0.43 + 3.45 * 0.71 + 3.40 * 1 + 1.90 * 1) = 358.73653651969033
p2 = (621.62 * 3.40 * 1 + 576.27 * 3.25 * 0.29 + 457.14 * 1.90 * 0.43 + 171.43 * 1.90 * 1) / max_coefficients = 224.45137491616364
score = 358.73653651969033 * 0.5 + 224.45137491616364 * 0.5 = 291.593955717927
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-11-07 | 154 -> 153 | 291.59 | |
| 2026-11-04 | 155 -> 154 | 287.95 -> 291.59 | |
| 2026-11-02 | 157 -> 155 | 287.95 | |
| 2026-10-31 | 161 -> 157 | 270.71 -> 287.95 |
SPB Riichi Open 2025: 86% -> 71% Seihoku autumn tournament 2026: 0% -> 100% |
| 2026-10-26 | 160 -> 161 | 276.43 -> 270.71 |
Seihoku spring tournament 2025: 57% -> 43% |
| 2026-10-16 | 151 -> 160 | 290.60 -> 276.43 |
White Wolf Cup: 43% -> 29% |
| 2026-10-13 | 154 -> 151 | 290.60 | |
| 2026-09-26 | 155 -> 154 | 290.60 | |
| 2026-09-07 | 156 -> 155 | 290.60 | |
| 2026-09-06 | 153 -> 156 | 290.60 |