Yakovlev Andrey

From Simferopol, Russia

EMA: 15990293

Player page

Common russian riichi rating (CRR)

Rating date May 1, 2025 (latest changes May 1, 2025).

92 place (433.53).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85

p1 = (478.26 * 2.10 * 0.86 + 733.33 * 1.80 * 1 + 1000 * 0.90 * 1 + 666.67 * 2 * 1 + 0) / (2.10 * 0.86 + 1.80 * 1 + 0.90 * 1 + 2 * 1 + 1) = 588.5617294074195

p2 = (666.67 * 2 * 1 + 733.33 * 1.80 * 1 + 1000 * 0.90 * 1 + 478.26 * 2.10 * 0.86) / max_coefficients = 278.49589905362774

score = 588.5617294074195 * 0.5 + 278.49589905362774 * 0.5 = 433.5288142305236

Rating changes

Show

all results
Date Place Points Reason
2025-04-27 132 -> 92 334.18 -> 433.53

South Dragon Cup II: 0% -> 100%
2025-04-26 129 -> 132 334.18
2025-04-22 130 -> 129 334.18
2025-04-13 129 -> 130 334.18
2025-03-30 128 -> 129 338.80 -> 334.18

Seihoku spring tournament 2024: 100% -> 86%
2025-03-29 181 -> 128 241.75 -> 338.80

The Southern Coon Mini Cup: 0% -> 100%
2025-03-23 176 -> 181 241.75
2025-03-03 177 -> 176 241.75
2025-03-02 173 -> 177 241.75
2025-02-27 174 -> 173 241.75

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 667 2025-04-27 6/16 100% 2.00 RR South Dragon Cup II Simferopol
2 1000 2025-03-29 1/12 100% 0.90 CRR The Southern Coon Mini Cup Simferopol
3 733 2024-10-27 5/16 100% 1.80 CRR Happy Bamboo 2024 Simferopol
4 478 2024-03-30 25/47 86% 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