Shumakov Aleksandr

From Novosibirsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date May 24, 2026 (latest changes May 23, 2026).

310 place (99.33).

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

p1 = (32.26 * 2.40 * 0.86 + 371.43 * 2.50 * 1 + 0 + 0 + 0) / (2.40 * 0.86 + 2.50 * 1 + 1 + 1 + 1) = 131.656045224056

p2 = (371.43 * 2.50 * 1 + 32.26 * 2.40 * 0.86) / max_coefficients = 66.9986531986532

score = 131.656045224056 * 0.5 + 66.9986531986532 * 0.5 = 99.3273492113546

Rating changes

Show

all results
Date Place Points Reason
2026-05-19 311 -> 310 99.33
2026-05-17 309 -> 311 99.33
2026-05-12 317 -> 309 99.33
2026-05-11 314 -> 317 99.33
2026-05-05 315 -> 314 99.33
2026-05-03 306 -> 315 99.10 -> 99.33
2026-04-19 306 99.10

Akademgorodok Riichi Mahjong Tournament 2026: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 371 2026-04-19 23/36 100% 2.50 CRR Akademgorodok Riichi Mahjong Tournament 2026 Novosibirsk
2 32 2025-04-13 31/32 86% 2.40 CRR Akademgorodok Riichi Mahjong Tournament 2025 Novosibirsk