Shirshov Alexander

From Saint Petersburg, Russia

EMA: 15990308

Player page

Common russian riichi rating (CRR)

Rating date Aug. 18, 2024 (latest changes Aug. 18, 2024).

90 place (402.81).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.65 * 1 + 3.05 * 1) = 15.3

p1 = (923.08 * 1.80 * 0.14 + 741.94 * 1.80 * 0.57 + 565.22 * 1.40 * 0.71 + 782.61 * 2.10 * 1 + 0) / (1.80 * 0.14 + 1.80 * 0.57 + 1.40 * 0.71 + 2.10 * 1 + 1) = 595.8750482754523

p2 = (782.61 * 2.10 * 1 + 741.94 * 1.80 * 0.57 + 565.22 * 1.40 * 0.71 + 923.08 * 1.80 * 0.14) / max_coefficients = 209.75424836601306

score = 595.8750482754523 * 0.5 + 209.75424836601306 * 0.5 = 402.81464832073266

Rating changes

Show

all results
Date Place Points Reason
2024-08-11 91 -> 90 401.70 -> 402.81
2024-08-04 83 -> 91 405.89 -> 401.70
2024-07-14 79 -> 83 405.89
2024-07-06 81 -> 79 405.89
2024-06-27 77 -> 81 421.32 -> 405.89

Sun tournament: 29% -> 14%
2024-06-25 71 -> 77 430.60 -> 421.32

Earth cup: 71% -> 57%
2024-06-22 70 -> 71 433.56 -> 430.60

Fire cup 2023: 86% -> 71%
2024-06-11 73 -> 70 429.17 -> 433.56
2024-05-19 70 -> 73 429.17
2024-05-12 55 -> 70 444.28 -> 429.17

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 71% 1.40 CRR Fire cup 2023
3 742 2023-02-25 9/32 57% 1.80 CRR Earth cup
4 923 2022-08-27 4/40 14% 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