Shumakov Aleksandr

From Novosibirsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date Aug. 31, 2026 (latest changes Aug. 31, 2026).

334 place (102.35).

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

p1 = (32.26 * 2.40 * 0.57 + 371.43 * 2.50 * 1 + 0 + 0 + 0) / (2.40 * 0.57 + 2.50 * 1 + 1 + 1 + 1) = 141.57459367577889

p2 = (371.43 * 2.50 * 1 + 32.26 * 2.40 * 0.57) / max_coefficients = 63.128487994808566

score = 141.57459367577889 * 0.5 + 63.128487994808566 * 0.5 = 102.35154083529372

Rating changes

Show

all results
Date Place Points Reason
2026-08-31 334 102.25 -> 102.35
2026-08-29 335 -> 334 102.25
2026-08-16 329 -> 335 102.25
2026-08-15 329 102.02 -> 102.25
2026-08-13 331 -> 329 99.78 -> 102.02

Akademgorodok Riichi Mahjong Tournament 2025: 71% -> 57%
2026-08-04 335 -> 331 99.78
2026-08-02 324 -> 335 99.78
2026-07-25 320 -> 324 99.78
2026-07-18 319 -> 320 99.78
2026-07-14 321 -> 319 99.78

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 57% 2.40 CRR Akademgorodok Riichi Mahjong Tournament 2025 Novosibirsk