Epifanova Anna

From Saratov, Russia

Player page

Common russian riichi rating (CRR)

Rating date Aug. 11, 2026 (latest changes Aug. 8, 2026).

174 place (323.09).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 4.10 * 0.86 + 3.45 * 1) = 15.574109999999997

p1 = (557.14 * 3.50 * 0.71 + 372.09 * 3 * 0.86 + 900 * 1.50 * 1 + 181.82 * 3 * 1 + 142.86 * 2.90 * 1) / (3.50 * 0.71 + 3 * 0.86 + 1.50 * 1 + 3 * 1 + 2.90 * 1) = 373.60750840927403

p2 = (557.14 * 3.50 * 0.71 + 900 * 1.50 * 1 + 372.09 * 3 * 0.86 + 181.82 * 3 * 1) / max_coefficients = 272.57416314640136

score = 373.60750840927403 * 0.5 + 272.57416314640136 * 0.5 = 323.0908357778377

Rating changes

Show

all results
Date Place Points Reason
2026-08-04 176 -> 174 323.09
2026-08-03 174 -> 176 328.19 -> 323.09

Two roosters and Chuckles: 100% -> 86%
2026-07-18 171 -> 174 328.19
2026-07-12 169 -> 171 328.19
2026-07-11 168 -> 169 328.19
2026-07-03 161 -> 168 340.55 -> 328.19

Riichi over The Volga 2025: 86% -> 71%
2026-06-26 162 -> 161 340.55
2026-06-16 163 -> 162 340.55
2026-06-15 164 -> 163 335.10 -> 340.55
2026-06-14 144 -> 164 347.88 -> 335.10

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
3 900 2025-11-22 🥉 3/21 100% 1.50 CRR San-Biki Cup Saratov
4 372 2025-08-03 28/44 86% 3.00 RR Two roosters and Chuckles Kirov
5 557 2025-05-03 32/71 71% 3.50 RR Riichi over The Volga 2025 Samara