Petrovskaya Ekaterina

From Simferopol, Russia

Player page

Common russian riichi rating (CRR)

Rating date March 12, 2026 (latest changes March 10, 2026).

309 place (40.02).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95

p1 = (200 * 1.80 * 0.57 + 86.96 * 1.20 * 1 + 0 + 0 + 0) / (1.80 * 0.57 + 1.20 * 1 + 1 + 1 + 1) = 59.29976360423217

p2 = (200 * 1.80 * 0.57 + 86.96 * 1.20 * 1) / max_coefficients = 20.739130434782606

score = 59.29976360423217 * 0.5 + 20.739130434782606 * 0.5 = 40.01944701950739

Rating changes

Show

all results
Date Place Points Reason
2026-03-07 306 -> 309 40.02
2026-02-27 305 -> 306 45.04 -> 40.02

Happy Bamboo 2024: 71% -> 57%
2026-02-25 307 -> 305 45.04
2026-02-23 299 -> 307 45.04
2026-02-08 298 -> 299 45.04
2026-02-04 297 -> 298 45.04
2026-02-02 298 -> 297 45.04
2026-01-30 299 -> 298 45.04
2026-01-26 300 -> 299 45.04
2026-01-25 294 -> 300 45.04

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 57% 1.80 CRR Happy Bamboo 2024 Simferopol