Zarubin Sergey

From Novosibirsk, Russia

EMA: 15020006

Player page

Internal rating (RR)

Rating date Feb. 1, 2020 (latest changes Feb. 1, 2020).

65 place (506.21).

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

Show

Date Place Points Reason
2020-02-01 65 506.21

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 53 2020-01-05 19/20 100% 2.10 EMA Snow Dragon Tournament
2 704 2019-08-25 9/28 100% 2.30 RR The Green dragon tournament
3 627 2019-05-04 32/84 100% 4.20 EMA Haru Shanten 2019
4 745 2019-01-05 15/56 86% 3.00 EMA Snow Dragon
5 609 2018-08-12 10/24 57% 2.20 RR Siberian riichi
6 957 2017-08-13 2/24 0% 2.20 EMA Siberia Cup 2017
7 355 2013-01-05 21/32 0% 2.00 RR Riichi tournament 2013