Petrovskaya Ekaterina

From Simferopol, Russia

Player page

Common russian riichi rating (CRR)

Rating date Sept. 7, 2025 (latest changes Sept. 5, 2025).

276 place (54.38).

max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8

p1 = (200 * 1.80 * 1 + 86.96 * 1.20 * 1 + 0 + 0 + 0) / (1.80 * 1 + 1.20 * 1 + 1 + 1 + 1) = 77.39166666666667

p2 = (200 * 1.80 * 1 + 86.96 * 1.20 * 1) / max_coefficients = 31.375

score = 77.39166666666667 * 0.5 + 31.375 * 0.5 = 54.38333333333333

Rating changes

Show

all results
Date Place Points Reason
2025-09-03 286 -> 276 54.38
2025-09-01 286 53.97 -> 54.38
2025-08-31 280 -> 286 53.97
2025-08-25 281 -> 280 53.97
2025-08-04 281 53.82 -> 53.97
2025-08-03 276 -> 281 53.82
2025-08-02 275 -> 276 53.82
2025-07-26 275 53.82

Pands in discards: 0% -> 100%

Tournaments

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