Shmatko Aleksandra

From Samara, Russia

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Common russian riichi rating (CRR)

Rating date May 17, 2026 (latest changes May 17, 2026).

94 place (455.70).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.45 * 1 + 3.40 * 1) = 14.85

p1 = (632.91 * 3.65 * 0.29 + 280.90 * 3.75 * 0.43 + 285.71 * 2.60 * 0.71 + 857.14 * 3.50 * 0.86 + 527.27 * 3 * 1) / (3.65 * 0.29 + 3.75 * 0.43 + 2.60 * 0.71 + 3.50 * 0.86 + 3 * 1) = 551.5525952250315

p2 = (857.14 * 3.50 * 0.86 + 527.27 * 3 * 1 + 632.91 * 3.65 * 0.29 + 285.71 * 2.60 * 0.71) / max_coefficients = 359.84781144781147

score = 551.5525952250315 * 0.5 + 359.84781144781147 * 0.5 = 455.7002033364215

Rating changes

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all results
Date Place Points Reason
2026-05-12 95 -> 94 455.70
2026-05-03 85 -> 95 475.78 -> 455.70

Riichi over The Volga 2025: 100% -> 86%
2026-04-27 86 -> 85 475.78
2026-04-26 87 -> 86 475.78
2026-04-19 82 -> 87 475.78
2026-04-16 81 -> 82 475.78
2026-04-13 86 -> 81 471.56 -> 475.78

Moscow Riichi 2024: 57% -> 43%
2026-04-04 84 -> 86 484.35 -> 471.56

Riichi over Volga: 43% -> 29%
2026-03-30 83 -> 84 484.35
2026-03-26 83 481.48 -> 484.35

Riichi On Ice: 86% -> 71%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 527 2026-01-25 27/56 100% 3.00 RR Riichi On Ice 2026 Samara
2 857 2025-05-03 11/71 86% 3.50 RR Riichi over The Volga 2025 Samara
3 286 2025-01-26 31/43 71% 2.60 RR Riichi On Ice Samara
4 281 2024-10-13 65/90 43% 3.75 RR Moscow Riichi 2024 Moscow
5 633 2024-08-04 30/80 29% 3.65 RR Riichi over Volga Samara