Gorshkova Olga
From Ivanovo, Russia
Common russian riichi rating (CRR)
Rating date Aug. 25, 2026 (latest changes Aug. 16, 2026).
258 place (226.84).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.45 * 1 + 3.40 * 1) = 15.459999999999999
p1 = (636.36 * 1.10 * 0.86 + 592.59 * 2.45 * 1 + 0 + 0 + 0) / (1.10 * 0.86 + 2.45 * 1 + 1 + 1 + 1) = 320.95745063594876
p2 = (592.59 * 2.45 * 1 + 636.36 * 1.10 * 0.86) / max_coefficients = 132.71798188874513
score = 320.95745063594876 * 0.5 + 132.71798188874513 * 0.5 = 226.83771626234693
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-08-16 | 255 -> 258 | 226.84 | |
| 2026-08-15 | 255 | 226.35 -> 226.84 | |
| 2026-08-13 | 257 -> 255 | 226.35 | |
| 2026-08-04 | 259 -> 257 | 226.35 | |
| 2026-08-03 | 262 -> 259 | 226.35 | |
| 2026-08-02 | 262 | 226.35 |
Ivanovo Babayka 2026: 0% -> 100% turnir-desyatiletiya-kluba-damaten-2015-2025: 100% -> 86% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 593 |
|
12/28 | 100% | 2.45 | RR | Ivanovo Babayka 2026 | Ivanovo | |
| 2 | 636 |
|
5/12 | 86% | 1.10 | CRR | turnir-desyatiletiya-kluba-damaten-2015-2025 | Ivanovo | |
| 3 | 267 |
|
12/16 | 0% | 1.40 | RR | Ivanovo open riichi tournament 2019 | Ivanovo |