Sharafutdinova Gulnara

From Samara, Russia

EMA: 15990366

Player page

Internal rating (RR)

Rating date Aug. 2, 2025 (latest changes July 30, 2025).

57 place (522.32).

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

p1 = (158.88 * 4 * 0.14 + 914.89 * 2.80 * 0.86 + 126.58 * 3.65 * 1 + 619.05 * 2.60 * 1 + 842.86 * 3.50 * 1) / (4 * 0.14 + 2.80 * 0.86 + 3.65 * 1 + 2.60 * 1 + 3.50 * 1) = 574.4606759590865

p2 = (842.86 * 3.50 * 1 + 914.89 * 2.80 * 0.86 + 619.05 * 2.60 * 1 + 126.58 * 3.65 * 1) / max_coefficients = 470.1745928338762

score = 574.4606759590865 * 0.5 + 470.1745928338762 * 0.5 = 522.3176343964814

Rating changes

Show

all results
Date Place Points Reason
2025-07-14 55 -> 57 539.43 -> 522.32

Guardian of the Winds: 100% -> 86%
2025-07-12 57 -> 55 534.81 -> 539.43
2025-07-10 58 -> 57 534.81
2025-07-03 61 -> 58 525.93 -> 534.81

SPB Riichi Open 2023: 29% -> 14%
2025-06-15 53 -> 61 533.11 -> 525.93
2025-06-11 54 -> 53 542.85 -> 533.11

Money can not buy tenpai: 14% -> 0%
2025-06-08 53 -> 54 542.85
2025-05-12 55 -> 53 532.42 -> 542.85
2025-05-03 92 -> 55 402.90 -> 532.42

SPB Riichi Open 2023: 43% -> 29%

Riichi over The Volga 2025: 0% -> 100%
2025-04-26 91 -> 92 402.90

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 843 2025-05-03 12/71 100% 3.50 RR Riichi over The Volga 2025 Samara
2 619 2025-01-26 17/43 100% 2.60 RR Riichi On Ice Samara
3 127 2024-08-04 70/80 100% 3.65 RR Riichi over Volga Samara
4 915 2024-07-14 5/48 86% 2.80 RR Guardian of the Winds Yekaterinburg
5 159 2023-09-03 91/108 14% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
6 977 2023-06-11 3/88 0% 3.75 RR Money can not buy tenpai Perm
7 44 2018-11-18 88/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten" Perm