Shmatko Aleksandra

From Samara, Russia

Player page

Common russian riichi rating (CRR)

Rating date Nov. 1, 2025 (latest changes Nov. 1, 2025).

90 place (463.75).

max_coefficients = (4.10 * 1 + 3.50 * 1 + 3.45 * 1 + 3.25 * 1) = 14.3

p1 = (632.91 * 3.65 * 0.71 + 280.90 * 3.75 * 0.86 + 285.71 * 2.60 * 1 + 857.14 * 3.50 * 1 + 0) / (3.65 * 0.71 + 3.75 * 0.86 + 2.60 * 1 + 3.50 * 1 + 1) = 487.24278943637336

p2 = (857.14 * 3.50 * 1 + 632.91 * 3.65 * 0.71 + 280.90 * 3.75 * 0.86 + 285.71 * 2.60 * 1) / max_coefficients = 440.26713286713283

score = 487.24278943637336 * 0.5 + 440.26713286713283 * 0.5 = 463.7549611517531

Rating changes

Show

all results
Date Place Points Reason
2025-11-01 90 462.99 -> 463.75
2025-10-13 91 -> 90 457.30 -> 462.99

Moscow Riichi 2024: 100% -> 86%
2025-10-04 90 -> 91 471.31 -> 457.30

Riichi over Volga: 86% -> 71%
2025-09-12 91 -> 90 471.31
2025-09-10 92 -> 91 471.31
2025-09-01 93 -> 92 465.28 -> 471.31
2025-08-31 86 -> 93 465.28
2025-08-09 87 -> 86 465.28
2025-08-04 83 -> 87 476.52 -> 465.28

Riichi over Volga: 100% -> 86%
2025-08-03 82 -> 83 476.52

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 857 2025-05-03 11/71 100% 3.50 RR Riichi over The Volga 2025 Samara
2 286 2025-01-26 31/43 100% 2.60 RR Riichi On Ice Samara
3 281 2024-10-13 65/90 86% 3.75 RR Moscow Riichi 2024 Moscow
4 633 2024-08-04 30/80 71% 3.65 RR Riichi over Volga Samara