Sednev Alexandr
From Yekaterinburg, Russia
EMA: 15020049
Common russian riichi rating (CRR)
Rating date Feb. 1, 2020 (latest changes Feb. 1, 2020).
149 place (315.90).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.85 * 1 + 3.45 * 1) = 15.55
p1 = (0 * 2.10 * 0.14 + 464.79 * 3.85 * 0.29 + 54.95 * 3.80 * 0.71 + 363.64 * 3 * 0.86 + 842.11 * 2.10 * 1 + 347.83 * 2.20 * 1) / (2.10 * 0.14 + 3.85 * 0.29 + 3.80 * 0.71 + 3 * 0.86 + 2.10 * 1 + 2.20 * 1) = 375.85674071006105
p2 = (842.11 * 2.10 * 1 + 363.64 * 3 * 0.86 + 347.83 * 2.20 * 1 + 464.79 * 3.85 * 0.29) / max_coefficients = 255.94212218649514
score = 375.85674071006105 * 0.5 + 255.94212218649514 * 0.5 = 315.8994314482781
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2020-02-01 | 149 | 315.90 |