Yakovlev Andrey

From Simferopol, Russia

EMA: 15990293

Player page

Internal rating (RR)

Rating date April 20, 2026 (latest changes April 19, 2026).

149 place (299.21).

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

p1 = (666.67 * 2 * 1 + 736.84 * 2.10 * 1 + 0 + 0 + 0) / (2 * 1 + 2.10 * 1 + 1 + 1 + 1) = 405.7323943661972

p2 = (736.84 * 2.10 * 1 + 666.67 * 2 * 1) / max_coefficients = 192.68896321070233

score = 405.7323943661972 * 0.5 + 192.68896321070233 * 0.5 = 299.21067878844974

Rating changes

Show

all results
Date Place Points Reason
2026-04-19 191 -> 149 188.72 -> 299.21

The Southern Dragon Cup 2026: 0% -> 100%
2026-03-14 192 -> 191 188.72
2026-03-12 193 -> 192 188.72
2026-03-10 194 -> 193 188.72
2026-02-23 185 -> 194 188.72
2026-02-08 184 -> 185 188.72
2026-01-30 179 -> 184 198.86 -> 188.72

Seihoku spring tournament 2024: 29% -> 14%
2026-01-25 177 -> 179 198.86
2026-01-12 178 -> 177 198.86
2026-01-07 177 -> 178 198.86

Tournaments

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