Zayakin Vladimir
From Perm, Russia
EMA: 15020030
Common russian riichi rating (CRR)
Rating date Sept. 15, 2024 (latest changes Sept. 15, 2024).
175 place (130.47).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.65 * 1 + 4 * 0.86) = 15.5284
p1 = (706.67 * 4.20 * 0.14 + 413.79 * 3.75 * 0.71 + 9.35 * 4.60 * 1 + 0 + 0) / (4.20 * 0.14 + 3.75 * 0.71 + 4.60 * 1 + 1 + 1) = 159.48487696639424
p2 = (413.79 * 3.75 * 0.71 + 706.67 * 4.20 * 0.14 + 9.35 * 4.60 * 1) / max_coefficients = 101.46054970248063
score = 159.48487696639424 * 0.5 + 101.46054970248063 * 0.5 = 130.47271333443743
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2024-09-15 | 172 -> 175 | 130.47 | |
2024-09-06 | 166 -> 172 | 159.78 -> 130.47 |
IX Russian Riichi Championship: 29% -> 14% |
2024-09-03 | 166 | 157.49 -> 159.78 | |
2024-09-01 | 157 -> 166 | 160.74 -> 157.49 | |
2024-08-26 | 160 -> 157 | 160.74 | |
2024-08-11 | 159 -> 160 | 172.63 -> 160.74 |
Money can not buy tenpai: 86% -> 71% |
2024-08-04 | 156 -> 159 | 175.53 -> 172.63 | |
2024-07-14 | 151 -> 156 | 175.53 | |
2024-07-09 | 153 -> 151 | 175.53 | |
2024-07-06 | 146 -> 153 | 202.85 -> 175.53 |
IX Russian Riichi Championship: 43% -> 29% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 9 |
|
107/108 | 100% | 4.60 | RR | X Russian Championship |
2 | 414 |
|
52/88 | 71% | 3.75 | RR | Money can not buy tenpai |
3 | 707 |
|
23/76 | 14% | 4.20 | RR | IX Russian Riichi Championship |
4 | 159 |
|
54/64 | 0% | 3.85 | EMA | Aki Shanten 2019 |
5 | 277 |
|
61/84 | 0% | 4.20 | EMA | Haru Shanten 2019 |
6 | 462 |
|
50/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
7 | 1000 |
|
1/28 | 0% | 1.70 | RR | Natsu Shanten 2018 |
8 | 1000 |
|
1/72 | 0% | 3.85 | EMA | Haru Shanten 2018 |
9 | 444 |
|
16/28 | 0% | 1.70 | RR | Fuyu Shanten |
10 | 239 |
|
55/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten |
11 | 0 |
|
32/32 | 0% | 1.60 | RR | "Summer shanten" tournament, Perm 2017 |
12 | 963 |
|
2/28 | 0% | 1.50 | RR | "Spring shanten" tournament, Perm 2017 |
13 | 775 |
|
17/72 | 0% | 3.25 | EMA | Saint Petersburg Riichi Open 2016 |
14 | 184 |
|
72/88 | 0% | 3.45 | EMA | V Russian Riichi Championship 2016 |