Petrovskaya Ekaterina

From Simferopol, Russia

Player page

Common russian riichi rating (CRR)

Rating date June 29, 2026 (latest changes June 29, 2026).

342 place (28.63).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 4.10 * 0.86 + 3.45 * 1) = 15.574109999999997

p1 = (200 * 1.80 * 0.29 + 86.96 * 1.20 * 1 + 0 + 0 + 0) / (1.80 * 0.29 + 1.20 * 1 + 1 + 1 + 1) = 43.95175488836

p2 = (86.96 * 1.20 * 1 + 200 * 1.80 * 0.29) / max_coefficients = 13.30413102257529

score = 43.95175488836 * 0.5 + 13.30413102257529 * 0.5 = 28.627942955467645

Rating changes

Show

all results
Date Place Points Reason
2026-06-27 339 -> 342 34.32 -> 28.63

Happy Bamboo 2024: 43% -> 29%
2026-06-15 339 34.02 -> 34.32
2026-06-14 327 -> 339 34.72 -> 34.02
2026-06-09 331 -> 327 34.72
2026-06-04 332 -> 331 34.72
2026-06-02 333 -> 332 34.72
2026-05-31 329 -> 333 34.72
2026-05-25 334 -> 329 34.72
2026-05-19 339 -> 334 34.72
2026-05-17 337 -> 339 34.72

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 87 2025-07-26 22/24 100% 1.20 CRR Pands in discards Simferopol
2 200 2024-10-27 13/16 29% 1.80 CRR Happy Bamboo 2024 Simferopol