Shirshov Alexander

From Saint Petersburg, Russia

EMA: 15990308

Player page

Common russian riichi rating (CRR)

Rating date Sept. 15, 2024 (latest changes Sept. 15, 2024).

124 place (321.12).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.65 * 1 + 4 * 0.86) = 15.5284

p1 = (741.94 * 1.80 * 0.43 + 565.22 * 1.40 * 0.57 + 782.61 * 2.10 * 1 + 0 + 0) / (1.80 * 0.43 + 1.40 * 0.57 + 2.10 * 1 + 1 + 1) = 470.43079006389905

p2 = (782.61 * 2.10 * 1 + 741.94 * 1.80 * 0.43 + 565.22 * 1.40 * 0.57) / max_coefficients = 171.81551222276605

score = 470.43079006389905 * 0.5 + 171.81551222276605 * 0.5 = 321.12315114333256

Rating changes

Show

all results
Date Place Points Reason
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
2024-08-27 112 -> 111 322.41

Sun tournament: 14% -> 0%
2024-08-26 93 -> 112 389.70 -> 322.41
2024-08-25 90 -> 93 399.71 -> 389.70

Earth cup: 57% -> 43%
2024-08-22 89 -> 90 402.81 -> 399.71

Fire cup 2023: 71% -> 57%
2024-08-20 90 -> 89 402.81
2024-08-11 91 -> 90 401.70 -> 402.81

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 57% 1.40 CRR Fire cup 2023
3 742 2023-02-25 9/32 43% 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