Vakhonin Stepan
From Saint Petersburg, Russia
EMA: 15990444
Common russian riichi rating (CRR)
Rating date April 12, 2024 (latest changes April 12, 2024).
4 place (714.89).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001
p1 = (198.20 * 4.05 * 0.14 + 794.87 * 1.80 * 0.43 + 774.19 * 1.80 * 0.86 + 695.65 * 1.40 * 1 + 953.27 * 4 * 1 + 978.26 * 2.10 * 1) / (4.05 * 0.14 + 1.80 * 0.43 + 1.80 * 0.86 + 1.40 * 1 + 4 * 1 + 2.10 * 1) = 843.2296530214312
p2 = (953.27 * 4 * 1 + 978.26 * 2.10 * 1 + 774.19 * 1.80 * 0.86 + 695.65 * 1.40 * 1) / max_coefficients = 586.5510948905109
score = 843.2296530214312 * 0.5 + 586.5510948905109 * 0.5 = 714.890373955971
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2024-04-12 | 5 -> 4 | 697.89 -> 714.89 |
Moscow Riichi 2022: 29% -> 14% |
2024-03-30 | 13 -> 5 | 625.29 -> 697.89 |
Seihoku spring tournament 2024: 0% -> 100% |
2024-03-20 | 15 -> 13 | 625.29 | |
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 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 978 |
|
2/47 | 100% | 2.10 | RR | Seihoku spring tournament 2024 |
2 | 953 |
|
6/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
3 | 696 |
|
8/24 | 100% | 1.40 | CRR | Fire cup 2023 |
4 | 774 |
|
8/32 | 86% | 1.80 | CRR | Earth cup |
5 | 795 |
|
9/40 | 43% | 1.80 | CRR | Sun tournament |
6 | 198 |
|
90/112 | 14% | 4.05 | RR | Moscow Riichi 2022 |
7 | 173 |
|
63/76 | 0% | 3.45 | RR | Saint Petersburg Open 2021 |
8 | 222 |
|
50/64 | 0% | 3.45 | EMA | Saint Petersburg Open 2019 |
9 | 0 |
|
40/40 | 0% | 2.90 | RR | Summer Cup 2019 |