Zayakin Vladimir
From Perm, Russia
EMA: 15020030
Common russian riichi rating (CRR)
Rating date Sept. 13, 2023 (latest changes Sept. 13, 2023).
86 place (358.63).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915
p1 = (706.67 * 4.20 * 1 + 413.79 * 3.75 * 1 + 0 + 0 + 0) / (4.20 * 1 + 3.75 * 1 + 1 + 1 + 1) = 412.7598173515982
p2 = (706.67 * 4.20 * 1 + 413.79 * 3.75 * 1) / max_coefficients = 304.5035291248384
score = 412.7598173515982 * 0.5 + 304.5035291248384 * 0.5 = 358.6316732382183
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-09-03 | 65 -> 86 | 372.02 -> 358.63 | |
| 2023-09-01 | 165 -> 65 | 88.51 -> 372.02 | |
| 2021-02-01 | 132 -> 165 | 343.37 -> 88.51 | |
| 2020-02-01 | 132 | 343.37 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 414 |
|
52/88 | 100% | 3.75 | RR | Money can not buy tenpai | Perm | |
| 2 | 707 |
|
23/76 | 100% | 4.20 | RR | IX Russian Riichi Championship | Perm | |
| 3 | 159 |
|
54/64 | 0% | 3.85 | EMA | Aki Shanten 2019 | Perm | |
| 4 | 277 |
|
61/84 | 0% | 4.20 | EMA | Haru Shanten 2019 | Perm | |
| 5 | 462 |
|
50/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" | Perm | |
| 6 | 1000 |
|
🥇 | 1/28 | 0% | 1.70 | RR | Natsu Shanten 2018 | Perm |
| 7 | 1000 |
|
🥇 | 1/72 | 0% | 3.85 | EMA | Haru Shanten 2018 | Perm |
| 8 | 444 |
|
16/28 | 0% | 1.70 | RR | Fuyu Shanten | Perm | |
| 9 | 239 |
|
55/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten | Perm | |
| 10 | 0 |
|
32/32 | 0% | 1.60 | RR | "Summer shanten" tournament, Perm 2017 | Perm | |
| 11 | 963 |
|
🥈 | 2/28 | 0% | 1.50 | RR | "Spring shanten" tournament, Perm 2017 | Perm |
| 12 | 775 |
|
17/72 | 0% | 3.25 | EMA | Saint Petersburg Riichi Open 2016 | Saint Petersburg | |
| 13 | 184 |
|
72/88 | 0% | 3.45 | EMA | V Russian Riichi Championship 2016 | Moscow |