Filatova Marina

From Korolyov, Russia

Player page

Common russian riichi rating (CRR)

Rating date June 29, 2026 (latest changes June 29, 2026).

56 place (586.14).

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

p1 = (631.58 * 1.50 * 0.86 + 925.93 * 2.45 * 1 + 902.10 * 4.71 * 1 + 0 + 0) / (1.50 * 0.86 + 2.45 * 1 + 4.71 * 1 + 1 + 1) = 701.6691158520532

p2 = (902.10 * 4.71 * 1 + 925.93 * 2.45 * 1 + 631.58 * 1.50 * 0.86) / max_coefficients = 470.6137300943682

score = 701.6691158520532 * 0.5 + 470.6137300943682 * 0.5 = 586.1414229732106

Rating changes

Show

Date Place Points Reason
2026-06-15 58 -> 56 577.61 -> 586.14
2026-06-14 160 -> 58 332.39 -> 577.61

XII Russian Championship: 0% -> 100%

2026-06-13 162 -> 160 332.39
2026-06-09 165 -> 162 332.39
2026-06-04 166 -> 165 332.39
2026-05-31 165 -> 166 332.39
2026-05-19 136 -> 165 371.42 -> 332.39

"Green Dragon" in the Secret Chamber: 14% -> 0%

2026-05-17 282 -> 136 144.14 -> 371.42

HaTiKo: 100% -> 86%

Hatiko under the sakura: 0% -> 100%

2026-05-14 283 -> 282 144.14
2026-05-12 288 -> 283 144.14

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 902 2026-06-14 15/144 100% 4.71 RR XII Russian Championship Samara
2 926 2026-05-17 🥉 3/28 100% 2.45 RR Hatiko under the sakura Korolyov
3 632 2025-05-17 8/20 86% 1.50 CRR HaTiKo Korolyov
4 355 2024-05-19 21/32 0% 1.80 CRR "Green Dragon" in the Secret Chamber Korolyov