Yakovlev Andrey

From Simferopol, Russia

EMA: 15990293

Player page

Common russian riichi rating (CRR)

Rating date Sept. 28, 2026 (latest changes Sept. 26, 2026).

114 place (457.73).

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

p1 = (733.33 * 1.80 * 0.14 + 1000 * 0.90 * 0.57 + 666.67 * 2 * 0.57 + 652.17 * 1.20 * 0.71 + 565.22 * 1.20 * 1 + 263.16 * 1.30 * 1 + 736.84 * 2.10 * 1 + 789.47 * 1.30 * 1 + 631.58 * 1.30 * 1) / (1.80 * 0.14 + 0.90 * 0.57 + 2 * 0.57 + 1.20 * 0.71 + 1.20 * 1 + 1.30 * 1 + 2.10 * 1 + 1.30 * 1 + 1.30 * 1) = 645.7332140593535

p2 = (736.84 * 2.10 * 1 + 789.47 * 1.30 * 1 + 631.58 * 1.30 * 1 + 666.67 * 2 * 0.57) / max_coefficients = 269.7345879299156

score = 645.7332140593535 * 0.5 + 269.7345879299156 * 0.5 = 457.73390099463455

Rating changes

Show

all results
Date Place Points Reason
2026-09-26 113 -> 114 454.20 -> 457.73

Autumn League Stage 1: 0% -> 100%

Pands in discards: 86% -> 71%
2026-09-06 109 -> 113 454.20
2026-09-04 110 -> 109 454.20
2026-08-31 110 453.78 -> 454.20
2026-08-30 107 -> 110 453.78
2026-08-27 106 -> 107 461.40 -> 453.78

South Dragon Cup II: 71% -> 57%

Happy Bamboo 2024: 29% -> 14%
2026-08-16 103 -> 106 461.40
2026-08-15 103 460.40 -> 461.40
2026-08-03 104 -> 103 460.40
2026-07-29 103 -> 104 462.76 -> 460.40

The Southern Coon Mini Cup: 71% -> 57%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 632 2026-09-26 8/20 100% 1.30 CRR Autumn League Stage 1 Simferopol
2 789 2026-07-18 5/20 100% 1.30 RR Heat in the discard Simferopol
3 737 2026-04-19 6/20 100% 2.10 RR The Southern Dragon Cup 2026 Simferopol
4 263 2026-03-21 15/20 100% 1.30 CRR The Southern Coon Mini Cup 2026 Simferopol
5 565 2025-12-06 11/24 100% 1.20 CRR Riichi on fire Simferopol
6 652 2025-07-26 9/24 71% 1.20 CRR Pands in discards Simferopol
7 667 2025-04-27 6/16 57% 2.00 RR South Dragon Cup II Simferopol
8 1000 2025-03-29 🥇 1/12 57% 0.90 CRR The Southern Coon Mini Cup Simferopol
9 733 2024-10-27 5/16 14% 1.80 CRR Happy Bamboo 2024 Simferopol
10 478 2024-03-30 25/47 0% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
11 460 2019-11-24 35/64 0% 3.45 EMA Saint Petersburg Open 2019 Saint Petersburg
12 639 2019-05-04 31/84 0% 4.20 EMA Haru Shanten 2019 Perm
13 84 2017-12-11 77/84 0% 3.40 EMA VI Russian Riichi Championship 2017 Saint Petersburg
14 859 2016-12-04 11/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016 Saint Petersburg
15 43 2015-03-01 23/24 0% 1.40 EMA Crimean Riichi Open 2015 Simferopol
16 630 2013-11-24 11/28 0% 1.50 EMA Crimean Riichi Open 2013 Simferopol