Saifulin Andrei

From Yekaterinburg, Russia

Player page

Internal rating (RR)

Rating date July 25, 2025 (latest changes July 14, 2025).

106 place (381.87).

max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.35

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 = 257.3244299674267

score = 506.4090729600968 * 0.5 + 257.3244299674267 * 0.5 = 381.8667514637617

Rating changes

Show

all results
Date Place Points Reason
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
2025-05-03 93 -> 97 400.11
2025-04-26 92 -> 93 400.11
2025-04-11 96 -> 92 400.11

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