Dyuzhenkov Ivan

From Moscow, Russia

Player page

Internal rating (RR)

Rating date Feb. 8, 2026 (latest changes Feb. 8, 2026).

229 place (43.39).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95

p1 = (96.77 * 3.10 * 0.86 + 78.43 * 3.05 * 0.86 + 0 + 0 + 0) / (3.10 * 0.86 + 3.05 * 0.86 + 1 + 1 + 1) = 55.87604648196475

p2 = (96.77 * 3.10 * 0.86 + 78.43 * 3.05 * 0.86) / max_coefficients = 30.91371237458194

score = 55.87604648196475 * 0.5 + 30.91371237458194 * 0.5 = 43.39487942827334

Rating changes

Show

all results
Date Place Points Reason
2026-02-04 228 -> 229 43.39
2026-02-02 228 45.10 -> 43.39

Agari Winter Tournament 2025: 100% -> 86%
2026-01-30 229 -> 228 45.10
2026-01-26 230 -> 229 45.10
2026-01-25 226 -> 230 45.10
2026-01-07 224 -> 226 47.50 -> 45.10

Moscow Open Riichi Marathon: 100% -> 86%
2025-12-07 220 -> 224 47.50
2025-12-04 219 -> 220 47.50
2025-11-30 218 -> 219 47.50
2025-11-04 211 -> 218 48.32 -> 47.50

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 78 2025-02-02 48/52 86% 3.05 RR Agari Winter Tournament 2025 Moscow
2 97 2025-01-07 29/32 86% 3.10 RR Moscow Open Riichi Marathon Moscow