Yakovlev Andrey

From Simferopol, Russia

EMA: 15990293

Player page

Internal rating (RR)

Rating date July 29, 2026 (latest changes July 26, 2026).

125 place (371.39).

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

p1 = (666.67 * 2 * 0.71 + 736.84 * 2.10 * 1 + 789.47 * 1.30 * 1 + 0 + 0) / (2 * 0.71 + 2.10 * 1 + 1.30 * 1 + 1 + 1) = 516.3708520048034

p2 = (736.84 * 2.10 * 1 + 789.47 * 1.30 * 1 + 666.67 * 2 * 0.71) / max_coefficients = 226.4071590607746

score = 516.3708520048034 * 0.5 + 226.4071590607746 * 0.5 = 371.389005532789

Rating changes

Show

all results
Date Place Points Reason
2026-07-18 173 -> 125 271.70 -> 371.39

Heat in the discard: 0% -> 100%
2026-07-12 169 -> 173 271.70
2026-07-01 170 -> 169 271.70
2026-06-27 162 -> 170 283.76 -> 271.70

South Dragon Cup II: 86% -> 71%
2026-06-26 163 -> 162 283.76
2026-06-15 164 -> 163 280.63 -> 283.76
2026-06-14 147 -> 164 287.97 -> 280.63
2026-06-13 146 -> 147 287.97
2026-06-09 147 -> 146 287.97
2026-06-04 151 -> 147 287.97

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 789 2026-07-18 5/20 100% 1.30 RR Heat in the discard Simferopol
2 737 2026-04-19 6/20 100% 2.10 RR The Southern Dragon Cup 2026 Simferopol
3 667 2025-04-27 6/16 71% 2.00 RR South Dragon Cup II Simferopol
4 478 2024-03-30 25/47 0% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
5 460 2019-11-24 35/64 0% 3.45 EMA Saint Petersburg Open 2019 Saint Petersburg
6 639 2019-05-04 31/84 0% 4.20 EMA Haru Shanten 2019 Perm
7 84 2017-12-11 77/84 0% 3.40 EMA VI Russian Riichi Championship 2017 Saint Petersburg
8 859 2016-12-04 11/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016 Saint Petersburg
9 43 2015-03-01 23/24 0% 1.40 EMA Crimean Riichi Open 2015 Simferopol
10 630 2013-11-24 11/28 0% 1.50 EMA Crimean Riichi Open 2013 Simferopol