Zayakin Vladimir
From Perm, Russia
EMA: 15020030
Internal rating (RR)
Rating date Nov. 20, 2023 (latest changes Nov. 20, 2023).
67 place (347.73).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 4.05 * 0.57) = 13.663990000000002
p1 = (706.67 * 4.20 * 0.86 + 413.79 * 3.75 * 1 + 0 + 0 + 0) / (4.20 * 0.86 + 3.75 * 1 + 1 + 1 + 1) = 395.71606076240937
p2 = (706.67 * 4.20 * 0.86 + 413.79 * 3.75 * 1) / max_coefficients = 299.73602146957074
score = 395.71606076240937 * 0.5 + 299.73602146957074 * 0.5 = 347.72604111599003
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-11-20 | 70 -> 67 | 347.73 | |
2023-11-06 | 67 -> 70 | 364.81 -> 347.73 |
IX Russian Riichi Championship: 100% -> 86% |
2023-10-19 | 68 -> 67 | 364.81 | |
2023-10-12 | 71 -> 68 | 358.63 -> 364.81 | |
2023-09-28 | 72 -> 71 | 358.63 | |
2023-09-03 | 51 -> 72 | 382.34 -> 358.63 | |
2023-08-19 | 52 -> 51 | 382.34 | |
2023-08-12 | 54 -> 52 | 374.76 -> 382.34 | |
2023-07-28 | 56 -> 54 | 374.76 | |
2023-07-20 | 57 -> 56 | 368.71 -> 374.76 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 414 |
|
52/88 | 100% | 3.75 | RR | Money can not buy tenpai |
2 | 707 |
|
23/76 | 86% | 4.20 | RR | IX Russian Riichi Championship |
3 | 159 |
|
54/64 | 0% | 3.85 | EMA | Aki Shanten 2019 |
4 | 277 |
|
61/84 | 0% | 4.20 | EMA | Haru Shanten 2019 |
5 | 462 |
|
50/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
6 | 1000 |
|
1/28 | 0% | 1.70 | RR | Natsu Shanten 2018 |
7 | 1000 |
|
1/72 | 0% | 3.85 | EMA | Haru Shanten 2018 |
8 | 444 |
|
16/28 | 0% | 1.70 | RR | Fuyu Shanten |
9 | 239 |
|
55/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten |
10 | 0 |
|
32/32 | 0% | 1.60 | RR | "Summer shanten" tournament, Perm 2017 |
11 | 963 |
|
2/28 | 0% | 1.50 | RR | "Spring shanten" tournament, Perm 2017 |
12 | 775 |
|
17/72 | 0% | 3.25 | EMA | Saint Petersburg Riichi Open 2016 |
13 | 184 |
|
72/88 | 0% | 3.45 | EMA | V Russian Riichi Championship 2016 |