Mamin Vladislav

From Saint Petersburg, Russia

EMA: 15990329

Player page

Common russian riichi rating (CRR)

Rating date July 21, 2026 (latest changes July 18, 2026).

283 place (189.63).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 4.10 * 0.86 + 3.45 * 1) = 15.574109999999997

p1 = (115.79 * 3.85 * 0.14 + 833.33 * 2 * 0.86 + 0 + 0 + 0) / (3.85 * 0.14 + 2 * 0.86 + 1 + 1 + 1) = 283.4529900567305

p2 = (833.33 * 2 * 0.86 + 115.79 * 3.85 * 0.14) / max_coefficients = 95.81285864810255

score = 283.4529900567305 * 0.5 + 95.81285864810255 * 0.5 = 189.63292435241652

Rating changes

Show

all results
Date Place Points Reason
2026-07-18 280 -> 283 189.63
2026-07-12 277 -> 280 189.63
2026-07-11 274 -> 277 189.63
2026-07-02 275 -> 274 189.63
2026-07-01 278 -> 275 183.75 -> 189.63

SPB Riichi Open 2024: 29% -> 14%
2026-06-16 279 -> 278 183.75
2026-06-15 280 -> 279 181.94 -> 183.75
2026-06-14 252 -> 280 207.46 -> 181.94

Tonpu-master: 100% -> 86%
2026-06-13 253 -> 252 207.46
2026-06-09 254 -> 253 207.46

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 833 2025-06-14 4/19 86% 2.00 CRR Tonpu-master Saint Petersburg
2 116 2024-09-01 85/96 14% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
3 522 2024-03-30 23/47 0% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
4 333 2022-08-27 27/40 0% 1.80 CRR Sun tournament Saint Petersburg
5 744 2019-06-02 11/40 0% 2.90 RR Summer Cup 2019 Saint Petersburg
6 903 2018-03-04 4/32 0% 2.70 RR East Cup 2018 Saint Petersburg
7 841 2017-10-22 11/64 0% 3.45 EMA Moscow Riichi Open 2017 Moscow
8 641 2017-10-01 15/40 0% 1.80 RR Saint Petersburg championship. Northern cup 2017 Saint Petersburg
9 400 2017-07-09 22/36 0% 3.20 RR Moscow Open Riichi Marathon 2017 Moscow
10 581 2016-10-16 14/32 0% 1.60 RR Tournament of 4 winds. West cup 2016 Saint Petersburg
11 290 2016-03-27 23/32 0% 1.60 RR Tournament of 4 winds. East cup 2016 Saint Petersburg
12 556 2016-03-13 45/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016 Moscow
13 667 2015-12-06 6/16 0% 2.00 RR Two-day tournament of Saint Petersburg riichi mahjong league Saint Petersburg