Kanafeev Rustam

From Samara, Russia

Player page

Internal rating (RR)

Rating date Sept. 5, 2026 (latest changes Sept. 3, 2026).

29 place (661.91).

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

p1 = (714.29 * 2.60 * 0.43 + 757.14 * 3.50 * 0.57 + 963.64 * 3 * 1 + 776.22 * 4.71 * 1 + 0) / (2.60 * 0.43 + 3.50 * 0.57 + 3 * 1 + 4.71 * 1 + 1) = 749.0616748955115

p2 = (776.22 * 4.71 * 1 + 963.64 * 3 * 1 + 757.14 * 3.50 * 0.57 + 714.29 * 2.60 * 0.43) / max_coefficients = 574.7631408176509

score = 749.0616748955115 * 0.5 + 574.7631408176509 * 0.5 = 661.9124078565812

Rating changes

Show

all results
Date Place Points Reason
2026-09-03 25 -> 29 674.36 -> 661.91

Riichi over The Volga 2025: 71% -> 57%
2026-08-31 26 -> 25 673.39 -> 674.36
2026-08-16 24 -> 26 673.39
2026-08-15 23 -> 24 671.21 -> 673.39
2026-08-04 20 -> 23 708.07 -> 671.21

Riichi over Volga: 14% -> 0%
2026-07-26 18 -> 20 714.94 -> 708.07

Riichi On Ice: 57% -> 43%
2026-07-25 19 -> 18 714.94
2026-07-03 16 -> 19 725.85 -> 714.94

Riichi over The Volga 2025: 86% -> 71%
2026-07-02 15 -> 16 725.85
2026-07-01 16 -> 15 725.85

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 776 2026-06-14 33/144 100% 4.71 RR XII Russian Championship Samara
2 964 2026-01-25 🥉 3/56 100% 3.00 RR Riichi On Ice 2026 Samara
3 757 2025-05-03 18/71 57% 3.50 RR Riichi over The Volga 2025 Samara
4 714 2025-01-26 13/43 43% 2.60 RR Riichi On Ice Samara
5 987 2024-08-04 🥈 2/80 0% 3.65 RR Riichi over Volga Samara