Chukhnin Sergei

From Ufa, Russia

Player page

Common russian riichi rating (CRR)

Rating date Aug. 2, 2025 (latest changes Aug. 2, 2025).

277 place (52.69).

max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.35

p1 = (133.33 * 1.20 * 1 + 157.89 * 1.90 * 1 + 0 + 0 + 0) / (1.20 * 1 + 1.90 * 1 + 1 + 1 + 1) = 75.40983606557377

p2 = (157.89 * 1.90 * 1 + 133.33 * 1.20 * 1) / max_coefficients = 29.96742671009772

score = 75.40983606557377 * 0.5 + 29.96742671009772 * 0.5 = 52.68863138783574

Rating changes

Show

all results
Date Place Points Reason
2025-08-02 276 -> 277 52.69
2025-07-30 277 -> 276 52.69
2025-07-26 272 -> 277 52.69
2025-07-13 269 -> 272 52.69
2025-07-12 269 52.41 -> 52.69
2025-07-05 270 -> 269 52.41
2025-07-03 272 -> 270 52.41
2025-06-27 273 -> 272 52.41
2025-06-15 263 -> 273 52.84 -> 52.41
2025-06-14 258 -> 263 52.84

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 158 2025-03-23 17/20 100% 1.90 CRR Martenho's Spring tournament Ufa
2 133 2024-12-29 14/16 100% 1.20 CRR Martenho's New Year's Eve tournament Ufa