Polyanskaya Aleksandra

From Moscow, Russia

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Common russian riichi rating (CRR)

Rating date July 14, 2026 (latest changes July 14, 2026).

180 place (321.12).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 4.10 * 0.86 + 3.45 * 1) = 15.574109999999997

p1 = (881.36 * 3.25 * 0.57 + 585.71 * 3.50 * 0.71 + 223.78 * 4.71 * 1 + 0 + 0) / (3.25 * 0.57 + 3.50 * 0.71 + 4.71 * 1 + 1 + 1) = 375.43981711559485

p2 = (881.36 * 3.25 * 0.57 + 585.71 * 3.50 * 0.71 + 223.78 * 4.71 * 1) / max_coefficients = 266.79084711742763

score = 375.43981711559485 * 0.5 + 266.79084711742763 * 0.5 = 321.11533211651124

Rating changes

Show

all results
Date Place Points Reason
2026-07-12 178 -> 180 321.12
2026-07-11 177 -> 178 321.12
2026-07-03 164 -> 177 335.06 -> 321.12

Riichi over The Volga 2025: 86% -> 71%
2026-06-16 152 -> 164 357.79 -> 335.06

White Wolf Cup: 71% -> 57%
2026-06-15 154 -> 152 352.13 -> 357.79
2026-06-14 137 -> 154 356.57 -> 352.13

XII Russian Championship: 0% -> 100%
2026-06-09 139 -> 137 356.57
2026-06-04 141 -> 139 356.57
2026-06-02 142 -> 141 356.57
2026-05-31 141 -> 142 356.57

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 224 2026-06-14 112/144 100% 4.71 RR XII Russian Championship Samara
2 586 2025-05-03 30/71 71% 3.50 RR Riichi over The Volga 2025 Samara
3 881 2025-02-16 8/60 57% 3.25 RR White Wolf Cup Saint Petersburg