Shirshov Alexander

From Saint Petersburg, Russia

EMA: 15990308

Player page

Common russian riichi rating (CRR)

Rating date Oct. 31, 2024 (latest changes Oct. 27, 2024).

133 place (301.28).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85

p1 = (741.94 * 1.80 * 0.29 + 565.22 * 1.40 * 0.43 + 782.61 * 2.10 * 1 + 0 + 0) / (1.80 * 0.29 + 1.40 * 0.43 + 2.10 * 1 + 1 + 1) = 453.40314136125664

p2 = (782.61 * 2.10 * 1 + 741.94 * 1.80 * 0.29 + 565.22 * 1.40 * 0.43) / max_coefficients = 149.1596214511041

score = 453.40314136125664 * 0.5 + 149.1596214511041 * 0.5 = 301.28138140618034

Rating changes

Show

Date Place Points Reason
2024-10-27 134 -> 133 301.28
2024-10-26 135 -> 134 301.28
2024-10-25 130 -> 135 314.08 -> 301.28

Earth cup: 43% -> 29%

2024-10-22 130 319.38 -> 314.08

Fire cup 2023: 57% -> 43%

2024-10-13 123 -> 130 321.12 -> 319.38
2024-10-11 124 -> 123 321.12
2024-09-15 122 -> 124 321.12
2024-09-06 123 -> 122 321.12
2024-09-03 122 -> 123 318.07 -> 321.12
2024-09-01 111 -> 122 322.41 -> 318.07

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 783 2024-03-30 11/47 100% 2.10 RR Seihoku spring tournament 2024
2 565 2023-04-22 11/24 43% 1.40 CRR Fire cup 2023
3 742 2023-02-25 9/32 29% 1.80 CRR Earth cup
4 923 2022-08-27 4/40 0% 1.80 CRR Sun tournament
5 947 2021-11-28 5/76 0% 3.45 RR Saint Petersburg Open 2021
6 317 2019-11-24 44/64 0% 3.45 EMA Saint Petersburg Open 2019
7 308 2019-06-02 28/40 0% 2.90 RR Summer Cup 2019
8 872 2018-12-23 6/40 0% 2.90 RR North Cup 2018
9 957 2018-09-23 2/24 0% 2.50 RR West cup 2018
10 676 2018-06-11 24/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018
11 613 2018-03-04 13/32 0% 2.70 RR East Cup 2018
12 554 2017-12-11 38/84 0% 3.40 EMA VI Russian Riichi Championship 2017
13 873 2017-10-22 9/64 0% 3.45 EMA Moscow Riichi Open 2017
14 615 2017-10-01 16/40 0% 1.80 RR Saint Petersburg championship. Northern cup 2017
15 513 2017-06-03 20/40 0% 1.80 RR Saint Petersburg championship. West cup 2017
16 186 2017-03-18 36/44 0% 1.90 RR Saint Petersburg championship. South cup 2017
17 127 2016-12-04 63/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016
18 323 2016-10-16 22/32 0% 1.60 RR Tournament of 4 winds. West cup 2016