Dulenko Galina
From Saint Petersburg, Russia
EMA: 15990009
Common russian riichi rating (CRR)
Rating date July 3, 2025 (latest changes July 3, 2025).
233 place (165.84).
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 + 263.16 * 1.50 * 0.86 + 273.68 * 3.85 * 1 + 0 + 0) / (4 * 0.14 + 1.50 * 0.86 + 3.85 * 1 + 1 + 1) = 222.19728178014208
p2 = (273.68 * 3.85 * 1 + 263.16 * 1.50 * 0.86 + 560.75 * 4 * 0.14) / max_coefficients = 109.47818337801883
score = 222.19728178014208 * 0.5 + 109.47818337801883 * 0.5 = 165.83773257908047
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2025-07-03 | 222 -> 233 | 187.76 -> 165.84 |
SPB Riichi Open 2023: 29% -> 14% |
2025-06-27 | 223 -> 222 | 187.76 | |
2025-06-25 | 224 -> 223 | 187.76 | |
2025-06-15 | 215 -> 224 | 189.68 -> 187.76 | |
2025-06-14 | 209 -> 215 | 189.68 | |
2025-06-11 | 215 -> 209 | 189.68 | |
2025-05-25 | 215 | 191.76 -> 189.68 |
Duplicate riichi mahjong tournament 2024: 100% -> 86% |
2025-05-17 | 213 -> 215 | 191.76 | |
2025-05-12 | 213 | 188.91 -> 191.76 | |
2025-05-03 | 202 -> 213 | 208.94 -> 188.91 |
SPB Riichi Open 2023: 43% -> 29% |