Dyuzhenkov Ivan

From Moscow, Russia

Player page

Internal rating (RR)

Rating date Jan. 22, 2026 (latest changes Jan. 14, 2026).

226 place (45.10).

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 * 1 + 0 + 0 + 0) / (3.10 * 0.86 + 3.05 * 1 + 1 + 1 + 1) = 57.0057918849295

p2 = (96.77 * 3.10 * 0.86 + 78.43 * 3.05 * 1) / max_coefficients = 33.200668896321076

score = 57.0057918849295 * 0.5 + 33.200668896321076 * 0.5 = 45.103230390625285

Rating changes

Show

all results
Date Place Points Reason
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
2025-11-01 211 48.25 -> 48.32
2025-10-13 211 47.68 -> 48.25
2025-09-30 212 -> 211 47.68
2025-09-03 218 -> 212 47.68
2025-09-01 218 47.20 -> 47.68

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 78 2025-02-02 48/52 100% 3.05 RR Agari Winter Tournament 2025 Moscow
2 97 2025-01-07 29/32 86% 3.10 RR Moscow Open Riichi Marathon Moscow