Saifulin Andrei

From Yekaterinburg, Russia

Player page

Internal rating (RR)

Rating date Aug. 9, 2025 (latest changes Aug. 9, 2025).

104 place (383.14).

max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.50 * 1) = 15.2

p1 = (936.17 * 2.80 * 0.86 + 709.68 * 2.40 * 1 + 0 + 0 + 0) / (2.80 * 0.86 + 2.40 * 1 + 1 + 1 + 1) = 506.4090729600968

p2 = (936.17 * 2.80 * 0.86 + 709.68 * 2.40 * 1) / max_coefficients = 259.8638157894737

score = 506.4090729600968 * 0.5 + 259.8638157894737 * 0.5 = 383.13644437478524

Rating changes

Show

all results
Date Place Points Reason
2025-08-09 105 -> 104 383.14
2025-08-04 107 -> 105 381.87 -> 383.14
2025-08-03 106 -> 107 381.87
2025-07-14 100 -> 106 404.55 -> 381.87

Guardian of the Winds: 100% -> 86%
2025-07-13 99 -> 100 404.55
2025-07-12 98 -> 99 401.92 -> 404.55
2025-07-10 99 -> 98 401.92
2025-06-15 93 -> 99 406.01 -> 401.92
2025-06-11 96 -> 93 406.01
2025-05-12 97 -> 96 400.11 -> 406.01

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 710 2025-03-02 10/32 100% 2.40 RR Riichi Maslenitsa (shrovetide) Yekaterinburg
2 936 2024-07-14 4/48 86% 2.80 RR Guardian of the Winds Yekaterinburg