Vakhonin Stepan

From Saint Petersburg, Russia

EMA: 15990444

Player page

Common russian riichi rating (CRR)

Rating date March 10, 2024 (latest changes March 10, 2024).

15 place (625.29).

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

p1 = (198.20 * 4.05 * 0.29 + 953.27 * 4 * 1 + 774.19 * 1.80 * 0.86 + 695.65 * 1.40 * 1 + 794.87 * 1.80 * 0.43) / (4.05 * 0.29 + 4 * 1 + 1.80 * 0.86 + 1.40 * 1 + 1.80 * 0.43) = 769.2136874397285

p2 = (953.27 * 4 * 1 + 774.19 * 1.80 * 0.86 + 695.65 * 1.40 * 1 + 794.87 * 1.80 * 0.43) / max_coefficients = 481.35985401459845

score = 769.2136874397285 * 0.5 + 481.35985401459845 * 0.5 = 625.2867707271635

Rating changes

Show

Date Place Points Reason
2024-03-10 11 -> 15 637.28 -> 625.29
2024-03-06 12 -> 11 626.17 -> 637.28
2024-02-27 12 634.01 -> 626.17

Sun tournament: 57% -> 43%

2024-02-25 9 -> 12 641.37 -> 634.01

Earth cup: 100% -> 86%

2024-02-18 11 -> 9 641.37
2024-02-12 13 -> 11 624.76 -> 641.37

Moscow Riichi 2022: 43% -> 29%

2024-01-06 14 -> 13 613.97 -> 624.76
2023-12-27 12 -> 14 621.87 -> 613.97

Sun tournament: 71% -> 57%

2023-12-19 13 -> 12 621.87
2023-12-18 15 -> 13 621.87

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 953 2023-09-03 6/108 100% 4.00 RR SPB Riichi Open 2023
2 696 2023-04-22 8/24 100% 1.40 CRR Fire cup 2023
3 774 2023-02-25 8/32 86% 1.80 CRR Earth cup
4 795 2022-08-27 9/40 43% 1.80 CRR Sun tournament
5 198 2022-06-12 90/112 29% 4.05 RR Moscow Riichi 2022
6 173 2021-11-28 63/76 0% 3.45 RR Saint Petersburg Open 2021
7 222 2019-11-24 50/64 0% 3.45 EMA Saint Petersburg Open 2019
8 0 2019-06-02 40/40 0% 2.90 RR Summer Cup 2019