Sharafutdinova Gulnara
From Samara, Russia
EMA: 15990366
Internal rating (RR)
Rating date June 9, 2024 (latest changes June 9, 2024).
86 place (339.56).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999
p1 = (977.01 * 3.75 * 1 + 158.88 * 4 * 1 + 0 + 0 + 0) / (3.75 * 1 + 4 * 1 + 1 + 1 + 1) = 399.93488372093026
p2 = (977.01 * 3.75 * 1 + 158.88 * 4 * 1) / max_coefficients = 279.1753246753247
score = 399.93488372093026 * 0.5 + 279.1753246753247 * 0.5 = 339.5551041981275
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-06-09 | 82 -> 86 | 339.56 | |
| 2024-05-12 | 56 -> 82 | 366.61 -> 339.56 | |
| 2024-05-06 | 57 -> 56 | 362.82 -> 366.61 | |
| 2024-04-12 | 58 -> 57 | 362.82 | |
| 2024-03-30 | 56 -> 58 | 362.82 | |
| 2024-03-20 | 58 -> 56 | 362.82 | |
| 2024-03-10 | 48 -> 58 | 390.08 -> 362.82 | |
| 2024-03-06 | 49 -> 48 | 380.50 -> 390.08 | |
| 2024-02-12 | 50 -> 49 | 372.13 -> 380.50 | |
| 2024-01-20 | 51 -> 50 | 372.13 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 159 |
|
91/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
| 2 | 977 |
|
3/88 | 100% | 3.75 | RR | Money can not buy tenpai |
| 3 | 44 |
|
88/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |