Shirshov Alexander

From Saint Petersburg, Russia

EMA: 15990308

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Internal rating (RR)

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

78 place (460.67).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.85 * 1 + 3.45 * 1) = 15.55

p1 = (612.90 * 2.70 * 0.14 + 676.06 * 3.55 * 0.43 + 956.52 * 2.50 * 0.57 + 871.79 * 2.90 * 0.86 + 307.69 * 2.90 * 1 + 317.46 * 3.45 * 1) / (2.70 * 0.14 + 3.55 * 0.43 + 2.50 * 0.57 + 2.90 * 0.86 + 2.90 * 1 + 3.45 * 1) = 557.5325865036622

p2 = (871.79 * 2.90 * 0.86 + 956.52 * 2.50 * 0.57 + 317.46 * 3.45 * 1 + 676.06 * 3.55 * 0.43) / max_coefficients = 363.80643086816724

score = 557.5325865036622 * 0.5 + 363.80643086816724 * 0.5 = 460.6695086859147

Rating changes

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all results
Date Place Points Reason
2020-02-01 78 460.67

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 317 2019-11-24 44/64 100% 3.45 EMA Saint Petersburg Open 2019
2 308 2019-06-02 28/40 100% 2.90 RR Summer Cup 2019
3 872 2018-12-23 6/40 86% 2.90 RR North Cup 2018
4 957 2018-09-23 2/24 57% 2.50 RR West cup 2018
5 676 2018-06-11 24/72 43% 3.55 EMA RCR Saint Petersburg South Cup 2018
6 613 2018-03-04 13/32 14% 2.70 RR East Cup 2018
7 554 2017-12-11 38/84 0% 3.40 EMA VI Russian Riichi Championship 2017
8 873 2017-10-22 9/64 0% 3.45 EMA Moscow Riichi Open 2017
9 615 2017-10-01 16/40 0% 1.80 RR Saint Petersburg championship. Northern cup 2017
10 513 2017-06-03 20/40 0% 1.80 RR Saint Petersburg championship. West cup 2017
11 186 2017-03-18 36/44 0% 1.90 RR Saint Petersburg championship. South cup 2017
12 127 2016-12-04 63/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016
13 323 2016-10-16 22/32 0% 1.60 RR Tournament of 4 winds. West cup 2016