Dulenko Galina
From Saint Petersburg, Russia
EMA: 15990009
Internal rating (RR)
Rating date Aug. 31, 2025 (latest changes Aug. 9, 2025).
195 place (137.79).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.50 * 1) = 15.2
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 = 90.40789473684211
score = 185.16222916891238 * 0.5 + 90.40789473684211 * 0.5 = 137.78506195287724
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2025-08-09 | 196 -> 195 | 137.79 | |
2025-08-04 | 196 | 137.34 -> 137.79 | |
2025-08-03 | 189 -> 196 | 137.34 | |
2025-07-13 | 185 -> 189 | 137.34 | |
2025-07-12 | 185 | 136.51 -> 137.34 | |
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 |