Dulenko Galina
From Saint Petersburg, Russia
EMA: 15990009
Internal rating (RR)
Rating date July 3, 2025 (latest changes July 3, 2025).
185 place (136.51).
how we calculated rating score
max_coefficients = (4.10 * 1 + 4.60 * 0.86 + 3.85 * 1 + 3.75 * 1) = 15.64266
p1 = (560.75 * 4 * 0.14 + 273.68 * 3.85 * 1 + 0 + 0 + 0) / (4 * 0.14 + 3.85 * 1 + 1 + 1 + 1) = 185.16222916891238
p2 = (273.68 * 3.85 * 1 + 560.75 * 4 * 0.14) / max_coefficients = 87.84950897098065
score = 185.16222916891238 * 0.5 + 87.84950897098065 * 0.5 = 136.50586906994653
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2025-07-03 | 180 -> 185 | 160.16 -> 136.51 |
SPB Riichi Open 2023: 29% -> 14% |
2025-06-15 | 168 -> 180 | 161.77 -> 160.16 | |
2025-06-11 | 176 -> 168 | 161.77 | |
2025-05-30 | 177 -> 176 | 161.77 | |
2025-05-12 | 177 | 159.46 -> 161.77 | |
2025-05-03 | 172 -> 177 | 181.21 -> 159.46 |
SPB Riichi Open 2023: 43% -> 29% |
2025-04-27 | 171 -> 172 | 181.21 | |
2025-04-26 | 170 -> 171 | 181.21 | |
2025-03-30 | 171 -> 170 | 181.21 | |
2025-03-03 | 167 -> 171 | 201.48 -> 181.21 |
SPB Riichi Open 2023: 57% -> 43% |