Poroshin Semyon
From Chelyabinsk, Russia
EMA: 15020039
Common russian riichi rating (CRR)
Rating date Feb. 1, 2020 (latest changes Feb. 1, 2020).
158 place (303.82).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.85 * 1 + 3.45 * 1) = 15.55
p1 = (736.84 * 2.10 * 0.14 + 631.58 * 2.10 * 0.14 + 56.34 * 3.55 * 0.43 + 894.74 * 2.10 * 1 + 0) / (2.10 * 0.14 + 2.10 * 0.14 + 3.55 * 0.43 + 2.10 * 1 + 1) = 454.89312887923694
p2 = (894.74 * 2.10 * 1 + 736.84 * 2.10 * 0.14 + 631.58 * 2.10 * 0.14 + 56.34 * 3.55 * 0.43) / max_coefficients = 152.75369774919614
score = 454.89312887923694 * 0.5 + 152.75369774919614 * 0.5 = 303.8234133142165
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2020-02-01 | 158 | 303.82 |