Sharafutdinova Gulnara

From Samara, Russia

EMA: 15990366

Player page

Internal rating (RR)

Rating date Dec. 11, 2024 (latest changes Dec. 11, 2024).

91 place (371.09).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85

p1 = (977.01 * 3.75 * 0.43 + 158.88 * 4 * 0.71 + 914.89 * 2.80 * 1 + 126.58 * 3.65 * 1 + 0) / (3.75 * 0.43 + 4 * 0.71 + 2.80 * 1 + 3.65 * 1 + 1) = 423.6855247199828

p2 = (914.89 * 2.80 * 1 + 977.01 * 3.75 * 0.43 + 126.58 * 3.65 * 1 + 158.88 * 4 * 0.71) / max_coefficients = 318.48454258675076

score = 423.6855247199828 * 0.5 + 318.48454258675076 * 0.5 = 371.0850336533668

Rating changes

Show

Date Place Points Reason
2024-12-11 85 -> 91 399.49 -> 371.09

Money can not buy tenpai: 57% -> 43%

2024-11-06 86 -> 85 399.49
2024-11-03 87 -> 86 396.02 -> 399.49

SPB Riichi Open 2023: 86% -> 71%

2024-10-13 77 -> 87 399.72 -> 396.02
2024-10-11 73 -> 77 427.29 -> 399.72

Money can not buy tenpai: 71% -> 57%

2024-09-06 74 -> 73 427.29
2024-09-03 75 -> 74 417.03 -> 427.29

SPB Riichi Open 2023: 100% -> 86%

2024-09-01 65 -> 75 427.22 -> 417.03
2024-08-11 62 -> 65 451.69 -> 427.22

Money can not buy tenpai: 86% -> 71%

2024-08-04 45 -> 62 476.93 -> 451.69

Riichi over Volga: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 127 2024-08-04 70/80 100% 3.65 RR Riichi over Volga
2 915 2024-07-14 5/48 100% 2.80 RR Guardian of the Winds
3 159 2023-09-03 91/108 71% 4.00 RR SPB Riichi Open 2023
4 977 2023-06-11 3/88 43% 3.75 RR Money can not buy tenpai
5 44 2018-11-18 88/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"