Shirshov Alexander

From Saint Petersburg, Russia

EMA: 15990308

Player page

Common russian riichi rating (CRR)

Rating date Dec. 27, 2024 (latest changes Dec. 27, 2024).

135 place (281.55).

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

p1 = (741.94 * 1.80 * 0.14 + 565.22 * 1.40 * 0.29 + 782.61 * 2.10 * 1 + 0 + 0) / (1.80 * 0.14 + 1.40 * 0.29 + 2.10 * 1 + 1 + 1) = 433.11191457159674

p2 = (782.61 * 2.10 * 1 + 565.22 * 1.40 * 0.29 + 741.94 * 1.80 * 0.14) / max_coefficients = 129.993690851735

score = 433.11191457159674 * 0.5 + 129.993690851735 * 0.5 = 281.5528027116659

Rating changes

Show

all results
Date Place Points Reason
2024-12-25 132 -> 135 295.48 -> 281.55

Earth cup: 29% -> 14%
2024-12-22 129 -> 132 301.28 -> 295.48

Fire cup 2023: 43% -> 29%
2024-12-11 132 -> 129 301.28
2024-11-05 134 -> 132 301.28
2024-10-27 135 -> 134 301.28
2024-10-26 136 -> 135 301.28
2024-10-25 131 -> 136 314.08 -> 301.28

Earth cup: 43% -> 29%
2024-10-22 131 319.38 -> 314.08

Fire cup 2023: 57% -> 43%
2024-10-13 124 -> 131 321.12 -> 319.38
2024-10-11 125 -> 124 321.12

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 29% 1.40 CRR Fire cup 2023
3 742 2023-02-25 9/32 14% 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