Mamin Vladislav

From Saint Petersburg, Russia

EMA: 15990329

Player page

Common russian riichi rating (CRR)

Rating date Oct. 31, 2026 (latest changes Oct. 31, 2026).

224 place (268.97).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.40 * 1 + 3.40 * 1) = 15.41

p1 = (833.33 * 2 * 0.57 + 521.13 * 3.40 * 1 + 0 + 0 + 0) / (2 * 0.57 + 3.40 * 1 + 1 + 1 + 1) = 361.1603118205441

p2 = (521.13 * 3.40 * 1 + 833.33 * 2 * 0.57) / max_coefficients = 176.7787151200519

score = 361.1603118205441 * 0.5 + 176.7787151200519 * 0.5 = 268.969513470298

Rating changes

Show

all results
Date Place Points Reason
2026-10-26 225 -> 224 268.97
2026-10-24 223 -> 225 268.97
2026-10-16 224 -> 223 268.97
2026-10-15 223 -> 224 268.97
2026-10-14 209 -> 223 285.32 -> 268.97

Tonpu-master: 71% -> 57%
2026-10-13 214 -> 209 285.32
2026-10-10 213 -> 214 285.32
2026-10-02 214 -> 213 285.32
2026-09-13 213 -> 214 285.32
2026-09-07 214 -> 213 285.32

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 521 2026-09-06 35/72 100% 3.40 RR Sunset Wolf Cup 2026 Saint Petersburg
2 833 2025-06-14 4/19 57% 2.00 CRR Tonpu-master Saint Petersburg
3 116 2024-09-01 85/96 0% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
4 522 2024-03-30 23/47 0% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
5 333 2022-08-27 27/40 0% 1.80 CRR Sun tournament Saint Petersburg
6 744 2019-06-02 11/40 0% 2.90 RR Summer Cup 2019 Saint Petersburg
7 903 2018-03-04 4/32 0% 2.70 RR East Cup 2018 Saint Petersburg
8 841 2017-10-22 11/64 0% 3.45 EMA Moscow Riichi Open 2017 Moscow
9 641 2017-10-01 15/40 0% 1.80 RR Saint Petersburg championship. Northern cup 2017 Saint Petersburg
10 400 2017-07-09 22/36 0% 3.20 RR Moscow Open Riichi Marathon 2017 Moscow
11 581 2016-10-16 14/32 0% 1.60 RR Tournament of 4 winds. West cup 2016 Saint Petersburg
12 290 2016-03-27 23/32 0% 1.60 RR Tournament of 4 winds. East cup 2016 Saint Petersburg
13 556 2016-03-13 45/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016 Moscow
14 667 2015-12-06 6/16 0% 2.00 RR Two-day tournament of Saint Petersburg riichi mahjong league Saint Petersburg