Zarubin Sergey
From Novosibirsk, Russia
EMA: 15020006
Internal rating (RR)
Rating date Feb. 1, 2020 (latest changes Feb. 1, 2020).
65 place (506.21).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.85 * 1 + 3.45 * 1) = 15.55
p1 = (608.70 * 2.20 * 0.57 + 745.45 * 3 * 0.86 + 626.51 * 4.20 * 1 + 703.70 * 2.30 * 1 + 52.63 * 2.10 * 1) / (2.20 * 0.57 + 3 * 0.86 + 4.20 * 1 + 2.30 * 1 + 2.10 * 1) = 566.6345895442528
p2 = (626.51 * 4.20 * 1 + 745.45 * 3 * 0.86 + 703.70 * 2.30 * 1 + 608.70 * 2.20 * 0.57) / max_coefficients = 445.7762057877813
score = 566.6345895442528 * 0.5 + 445.7762057877813 * 0.5 = 506.205397666017
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2020-02-01 | 65 | 506.21 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 53 |
|
19/20 | 100% | 2.10 | EMA | Snow Dragon Tournament |
2 | 704 |
|
9/28 | 100% | 2.30 | RR | The Green dragon tournament |
3 | 627 |
|
32/84 | 100% | 4.20 | EMA | Haru Shanten 2019 |
4 | 745 |
|
15/56 | 86% | 3.00 | EMA | Snow Dragon |
5 | 609 |
|
10/24 | 57% | 2.20 | RR | Siberian riichi |
6 | 957 |
|
2/24 | 0% | 2.20 | EMA | Siberia Cup 2017 |
7 | 355 |
|
21/32 | 0% | 2.00 | RR | Riichi tournament 2013 |