Zaychikov Dmitrii
From Saint Petersburg, Russia
EMA: 15990145
Common russian riichi rating (CRR)
Rating date Feb. 1, 2021 (latest changes Feb. 1, 2021).
109 place (224.08).
how we calculated rating score
max_coefficients = (4.05 * 0.86 + 2.90 * 1 + 3.85 * 0.71 + 3.45 * 0.71) = 11.585645
p1 = (487.18 * 2.90 * 0.43 + 423.42 * 4.05 * 0.86 + 0 + 0 + 0) / (2.90 * 0.43 + 4.05 * 0.86 + 1 + 1 + 1) = 269.0287191340121
p2 = (423.42 * 4.05 * 0.86 + 487.18 * 2.90 * 0.43) / max_coefficients = 179.1302944290111
score = 269.0287191340121 * 0.5 + 179.1302944290111 * 0.5 = 224.07950678151158
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2021-02-01 | 78 -> 109 | 480.59 -> 224.08 | |
2020-02-01 | 78 | 480.59 |