Epifanova Anna

From Saratov, Russia

Player page

Internal rating (RR)

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

150 place (277.83).

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

p1 = (557.14 * 3.50 * 1 + 372.09 * 3 * 1 + 181.82 * 3 * 1 + 0 + 0) / (3.50 * 1 + 3 * 1 + 3 * 1 + 1 + 1) = 314.06347826086954

p2 = (557.14 * 3.50 * 1 + 372.09 * 3 * 1 + 181.82 * 3 * 1) / max_coefficients = 241.58729096989964

score = 314.06347826086954 * 0.5 + 241.58729096989964 * 0.5 = 277.82538461538456

Rating changes

Show

all results
Date Place Points Reason
2026-02-08 146 -> 150 277.83
2026-02-02 147 -> 146 277.83
2026-01-26 148 -> 147 277.83
2026-01-25 158 -> 148 263.93 -> 277.83

Riichi On Ice 2026: 0% -> 100%
2026-01-12 161 -> 158 263.93
2026-01-07 158 -> 161 263.93
2025-12-13 159 -> 158 263.93
2025-12-07 154 -> 159 263.93
2025-12-04 155 -> 154 263.93
2025-11-30 157 -> 155 263.93

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 182 2026-01-25 46/56 100% 3.00 RR Riichi On Ice 2026 Samara
2 372 2025-08-03 28/44 100% 3.00 RR Two roosters and Chuckles Kirov
3 557 2025-05-03 32/71 100% 3.50 RR Riichi over The Volga 2025 Samara