Zayakin Vladimir

From Perm, Russia

EMA: 15020030

Player page

Common russian riichi rating (CRR)

Rating date Oct. 9, 2025 (latest changes Oct. 9, 2025).

267 place (85.49).

max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8

p1 = (238.81 * 4.10 * 1 + 9.35 * 4.60 * 0.57 + 0 + 0 + 0) / (4.10 * 1 + 4.60 * 0.57 + 1 + 1 + 1) = 103.16761988561373

p2 = (238.81 * 4.10 * 1 + 9.35 * 4.60 * 0.57) / max_coefficients = 67.81486486486486

score = 103.16761988561373 * 0.5 + 67.81486486486486 * 0.5 = 85.4912423752393

Rating changes

Show

all results
Date Place Points Reason
2025-09-12 267 82.73 -> 85.49

X Russian Championship: 71% -> 57%
2025-09-10 268 -> 267 82.73
2025-09-03 278 -> 268 82.73
2025-09-01 278 81.83 -> 82.73
2025-08-31 272 -> 278 81.83
2025-08-25 273 -> 272 81.83
2025-08-22 274 -> 273 81.83
2025-08-04 274 81.51 -> 81.83
2025-08-03 269 -> 274 81.51
2025-08-02 268 -> 269 81.51

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 239 2025-06-15 52/68 100% 4.10 RR 13 bloody tiles Perm
2 9 2024-05-12 107/108 57% 4.60 RR X Russian Championship Perm
3 414 2023-06-11 52/88 0% 3.75 RR Money can not buy tenpai Perm
4 707 2022-11-06 23/76 0% 4.20 RR IX Russian Riichi Championship Perm
5 159 2019-11-04 54/64 0% 3.85 EMA Aki Shanten 2019 Perm
6 277 2019-05-04 61/84 0% 4.20 EMA Haru Shanten 2019 Perm
7 462 2018-11-18 50/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten" Perm
8 1000 2018-08-11 🥇 1/28 0% 1.70 RR Natsu Shanten 2018 Perm
9 1000 2018-05-01 🥇 1/72 0% 3.85 EMA Haru Shanten 2018 Perm
10 444 2018-02-17 16/28 0% 1.70 RR Fuyu Shanten Perm
11 239 2017-11-12 55/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten Perm
12 0 2017-06-03 32/32 0% 1.60 RR "Summer shanten" tournament, Perm 2017 Perm
13 963 2017-03-25 🥈 2/28 0% 1.50 RR "Spring shanten" tournament, Perm 2017 Perm
14 775 2016-12-04 17/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016 Saint Petersburg
15 184 2016-09-11 72/88 0% 3.45 EMA V Russian Riichi Championship 2016 Moscow