Epifanova Anna

From Saratov, Russia

Player page

Internal rating (RR)

Rating date Nov. 3, 2026 (latest changes Nov. 3, 2026).

194 place (207.10).

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

p1 = (557.14 * 3.50 * 0.43 + 372.09 * 3 * 0.71 + 181.82 * 3 * 1 + 142.86 * 2.90 * 1 + 0) / (3.50 * 0.43 + 3 * 0.71 + 3 * 1 + 2.90 * 1 + 1) = 245.93284643839516

p2 = (557.14 * 3.50 * 0.43 + 372.09 * 3 * 0.71 + 181.82 * 3 * 1 + 142.86 * 2.90 * 1) / max_coefficients = 168.25892277741724

score = 245.93284643839516 * 0.5 + 168.25892277741724 * 0.5 = 207.0958846079062

Rating changes

Show

all results
Date Place Points Reason
2026-11-03 190 -> 194 223.17 -> 207.10

Riichi over The Volga 2025: 57% -> 43%
2026-10-31 188 -> 190 223.17
2026-10-16 189 -> 188 223.17
2026-10-15 190 -> 189 223.17
2026-10-13 193 -> 190 223.17
2026-10-03 192 -> 193 230.44 -> 223.17

Two roosters and Chuckles: 86% -> 71%
2026-09-06 185 -> 192 230.44
2026-09-03 177 -> 185 245.60 -> 230.44

Riichi over The Volga 2025: 71% -> 57%
2026-09-01 178 -> 177 245.60
2026-08-31 178 245.25 -> 245.60

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 143 2026-05-03 37/43 100% 2.90 RR Sturgeon in tempai Saratov
2 182 2026-01-25 46/56 100% 3.00 RR Riichi On Ice 2026 Samara
3 372 2025-08-03 28/44 71% 3.00 RR Two roosters and Chuckles Kirov
4 557 2025-05-03 32/71 43% 3.50 RR Riichi over The Volga 2025 Samara