Petrovskaya Ekaterina

From Simferopol, Russia

Player page

Common russian riichi rating (CRR)

Rating date July 31, 2026 (latest changes July 29, 2026).

348 place (24.17).

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 * 0.86 + 0 * 1.80 * 1 + 0 + 0) / (1.80 * 0.29 + 1.20 * 0.86 + 1.80 * 1 + 1 + 1) = 35.99062660263009

p2 = (200 * 1.80 * 0.29 + 86.96 * 1.20 * 0.86 + 0 * 1.80 * 1) / max_coefficients = 12.346772945612946

score = 35.99062660263009 * 0.5 + 12.346772945612946 * 0.5 = 24.168699774121517

Rating changes

Show

all results
Date Place Points Reason
2026-07-26 347 -> 348 25.44 -> 24.17

Pands in discards: 100% -> 86%
2026-07-25 342 -> 347 28.63 -> 25.44

Seihoku Summer Tournament 2026: 0% -> 100%
2026-07-15 343 -> 342 28.63
2026-07-14 346 -> 343 28.63
2026-07-12 342 -> 346 28.63
2026-07-11 341 -> 342 28.63
2026-07-01 342 -> 341 28.63
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

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 0 2026-07-25 32/32 100% 1.80 RR Seihoku Summer Tournament 2026 Saint Petersburg
2 87 2025-07-26 22/24 86% 1.20 CRR Pands in discards Simferopol
3 200 2024-10-27 13/16 29% 1.80 CRR Happy Bamboo 2024 Simferopol