Ivanov Anton

From Ufa, Russia

Player page

Common russian riichi rating (CRR)

Rating date July 14, 2025 (latest changes July 14, 2025).

181 place (264.60).

max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.35

p1 = (851.06 * 2.80 * 0.86 + 333.33 * 1.20 * 1 + 0 + 0 + 0) / (2.80 * 0.86 + 1.20 * 1 + 1 + 1 + 1) = 370.0749104529173

p2 = (851.06 * 2.80 * 0.86 + 333.33 * 1.20 * 1) / max_coefficients = 159.1172638436482

score = 370.0749104529173 * 0.5 + 159.1172638436482 * 0.5 = 264.5960871482828

Rating changes

Show

all results
Date Place Points Reason
2025-07-14 167 -> 181 289.44 -> 264.60

Guardian of the Winds: 100% -> 86%
2025-07-13 163 -> 167 289.44
2025-07-12 164 -> 163 287.74 -> 289.44
2025-07-05 167 -> 164 287.74
2025-07-03 169 -> 167 287.74
2025-06-15 162 -> 169 290.37 -> 287.74
2025-06-14 160 -> 162 290.37
2025-06-11 163 -> 160 290.37
2025-05-19 164 -> 163 290.37
2025-05-17 162 -> 164 290.37

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 333 2024-12-29 11/16 100% 1.20 CRR Martenho's New Year's Eve tournament Ufa
2 851 2024-07-14 8/48 86% 2.80 RR Guardian of the Winds Yekaterinburg