Shirshov Alexander

From Saint Petersburg, Russia

EMA: 15990308

Player page

Common russian riichi rating (CRR)

Rating date April 17, 2024 (latest changes April 17, 2024).

48 place (471.52).

max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001

p1 = (923.08 * 1.80 * 0.43 + 741.94 * 1.80 * 0.86 + 565.22 * 1.40 * 1 + 782.61 * 2.10 * 1 + 0) / (1.80 * 0.43 + 1.80 * 0.86 + 1.40 * 1 + 2.10 * 1 + 1) = 629.7910558153048

p2 = (782.61 * 2.10 * 1 + 741.94 * 1.80 * 0.86 + 565.22 * 1.40 * 1 + 923.08 * 1.80 * 0.43) / max_coefficients = 313.2525547445255

score = 629.7910558153048 * 0.5 + 313.2525547445255 * 0.5 = 471.52180527991516

Rating changes

Show

all results
Date Place Points Reason
2024-04-12 49 -> 48 471.52
2024-03-30 86 -> 49 328.35 -> 471.52

Seihoku spring tournament 2024: 0% -> 100%
2024-03-20 88 -> 86 328.35
2024-03-10 85 -> 88 333.17 -> 328.35
2024-03-06 86 -> 85 328.71 -> 333.17
2024-03-03 87 -> 86 328.71
2024-02-27 80 -> 87 347.29 -> 328.71

Sun tournament: 57% -> 43%
2024-02-25 73 -> 80 359.62 -> 347.29

Earth cup: 100% -> 86%
2024-02-12 75 -> 73 359.62
2024-01-20 76 -> 75 359.62

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 11/24 100% 1.40 CRR Fire cup 2023
3 742 2023-02-25 9/32 86% 1.80 CRR Earth cup
4 923 2022-08-27 4/40 43% 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