Blinov Sergei

From Tyumen, Russia

Player page

Common russian riichi rating (CRR)

Rating date Sept. 2, 2026 (latest changes Sept. 2, 2026).

58 place (584.00).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.40 * 1 + 3.40 * 1) = 15.41

p1 = (467.53 * 3.45 * 0.86 + 864.86 * 3.40 * 1 + 482.52 * 4.71 * 1 + 711.86 * 3.40 * 1 + 0) / (3.45 * 0.86 + 3.40 * 1 + 4.71 * 1 + 3.40 * 1 + 1) = 582.9205996381327

p2 = (864.86 * 3.40 * 1 + 711.86 * 3.40 * 1 + 482.52 * 4.71 * 1 + 467.53 * 3.45 * 0.86) / max_coefficients = 585.0765736534718

score = 582.9205996381327 * 0.5 + 585.0765736534718 * 0.5 = 583.9985866458022

Rating changes

Show

all results
Date Place Points Reason
2026-09-02 57 -> 58 584.00
2026-09-01 58 -> 57 584.00
2026-08-31 57 -> 58 588.73 -> 584.00

SPB Riichi Open 2025: 100% -> 86%
2026-08-26 58 -> 57 588.73
2026-08-16 99 -> 58 472.47 -> 588.73

Ufa Championship 2026: 0% -> 100%
2026-08-15 99 470.86 -> 472.47
2026-08-04 100 -> 99 470.86
2026-08-03 101 -> 100 470.86
2026-07-25 99 -> 101 470.86
2026-07-18 100 -> 99 470.86

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 712 2026-08-16 18/60 100% 3.40 RR Ufa Championship 2026 Ufa
2 483 2026-06-14 75/144 100% 4.71 RR XII Russian Championship Samara
3 865 2026-02-23 11/75 100% 3.40 RR White Wolf Cup 2026 Saint Petersburg
4 468 2025-08-31 42/78 86% 3.45 RR SPB Riichi Open 2025 Saint Petersburg