Yakovlev Andrey

From Simferopol, Russia

EMA: 15990293

Player page

Common russian riichi rating (CRR)

Rating date April 4, 2026 (latest changes April 4, 2026).

103 place (432.59).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95

p1 = (733.33 * 1.80 * 0.57 + 1000 * 0.90 * 0.86 + 666.67 * 2 * 1 + 652.17 * 1.20 * 1 + 565.22 * 1.20 * 1 + 263.16 * 1.30 * 1) / (1.80 * 0.57 + 0.90 * 0.86 + 2 * 1 + 1.20 * 1 + 1.20 * 1 + 1.30 * 1) = 621.6007925428438

p2 = (666.67 * 2 * 1 + 652.17 * 1.20 * 1 + 1000 * 0.90 * 0.86 + 733.33 * 1.80 * 0.57) / max_coefficients = 243.58394648829432

score = 621.6007925428438 * 0.5 + 243.58394648829432 * 0.5 = 432.5923695155691

Rating changes

Show

all results
Date Place Points Reason
2026-03-30 104 -> 103 429.83 -> 432.59

Seihoku spring tournament 2024: 14% -> 0%
2026-03-29 101 -> 104 437.25 -> 429.83

The Southern Coon Mini Cup: 100% -> 86%
2026-03-21 89 -> 101 472.47 -> 437.25

The Southern Coon Mini Cup 2026: 0% -> 100%
2026-03-15 90 -> 89 472.47
2026-03-14 91 -> 90 472.47
2026-03-12 92 -> 91 472.47
2026-03-07 91 -> 92 472.47
2026-03-02 92 -> 91 472.47
2026-03-01 94 -> 92 472.47
2026-02-27 92 -> 94 479.54 -> 472.47

Happy Bamboo 2024: 71% -> 57%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 263 2026-03-21 15/20 100% 1.30 CRR The Southern Coon Mini Cup 2026 Simferopol
2 565 2025-12-06 11/24 100% 1.20 CRR Riichi on fire Simferopol
3 652 2025-07-26 9/24 100% 1.20 CRR Pands in discards Simferopol
4 667 2025-04-27 6/16 100% 2.00 RR South Dragon Cup II Simferopol
5 1000 2025-03-29 🥇 1/12 86% 0.90 CRR The Southern Coon Mini Cup Simferopol
6 733 2024-10-27 5/16 57% 1.80 CRR Happy Bamboo 2024 Simferopol
7 478 2024-03-30 25/47 0% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
8 460 2019-11-24 35/64 0% 3.45 EMA Saint Petersburg Open 2019 Saint Petersburg
9 639 2019-05-04 31/84 0% 4.20 EMA Haru Shanten 2019 Perm
10 84 2017-12-11 77/84 0% 3.40 EMA VI Russian Riichi Championship 2017 Saint Petersburg
11 859 2016-12-04 11/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016 Saint Petersburg
12 43 2015-03-01 23/24 0% 1.40 EMA Crimean Riichi Open 2015 Simferopol
13 630 2013-11-24 11/28 0% 1.50 EMA Crimean Riichi Open 2013 Simferopol