Dyuzhenkov Ivan

From Moscow, Russia

Player page

Common russian riichi rating (CRR)

Rating date Sept. 25, 2026 (latest changes Sept. 23, 2026).

353 place (24.23).

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

p1 = (96.77 * 3.10 * 0.29 + 78.43 * 3.05 * 0.43 + 0 + 0 + 0) / (3.10 * 0.29 + 3.05 * 0.43 + 1 + 1 + 1) = 36.249494502108654

p2 = (78.43 * 3.05 * 0.43 + 96.77 * 3.10 * 0.29) / max_coefficients = 12.215444516547697

score = 36.249494502108654 * 0.5 + 12.215444516547697 * 0.5 = 24.232469509328176

Rating changes

Show

all results
Date Place Points Reason
2026-09-15 355 -> 353 24.23
2026-09-07 354 -> 355 28.00 -> 24.23

Moscow Open Riichi Marathon: 43% -> 29%
2026-09-06 349 -> 354 28.00
2026-09-01 355 -> 349 28.00
2026-08-31 355 27.98 -> 28.00
2026-08-30 352 -> 355 27.98
2026-08-16 350 -> 352 27.98
2026-08-15 350 27.92 -> 27.98
2026-08-04 358 -> 350 27.92
2026-08-02 344 -> 358 30.36 -> 27.92

Agari Winter Tournament 2025: 57% -> 43%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 78 2025-02-02 48/52 43% 3.05 RR Agari Winter Tournament 2025 Moscow
2 97 2025-01-07 29/32 29% 3.10 RR Moscow Open Riichi Marathon Moscow