Kaplan Andrey

From Perm, Russia

EMA: 15990439

Player page

Internal rating (RR)

Rating date May 12, 2026 (latest changes May 12, 2026).

142 place (293.71).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.45 * 1 + 3.40 * 1) = 14.85

p1 = (419.35 * 2.40 * 0.71 + 313.43 * 4.10 * 1 + 628.57 * 2.50 * 1 + 0 + 0) / (2.40 * 0.71 + 4.10 * 1 + 2.50 * 1 + 1 + 1) = 346.64524660859854

p2 = (628.57 * 2.50 * 1 + 313.43 * 4.10 * 1 + 419.35 * 2.40 * 0.71) / max_coefficients = 240.76835016835017

score = 346.64524660859854 * 0.5 + 240.76835016835017 * 0.5 = 293.70679838847434

Rating changes

Show

all results
Date Place Points Reason
2026-05-12 150 -> 142 293.71
2026-05-03 147 -> 150 292.90 -> 293.71
2026-05-02 145 -> 147 298.88 -> 292.90

Riichi Maslenitsa (shrovetide): 86% -> 71%
2026-05-01 147 -> 145 298.88
2026-04-27 149 -> 147 298.88
2026-04-26 150 -> 149 298.88
2026-04-19 146 -> 150 298.88
2026-04-16 148 -> 146 298.88
2026-04-13 147 -> 148 298.88
2026-04-11 144 -> 147 298.88

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 629 2026-02-08 14/36 100% 2.50 RR One tsumo until spring Yekaterinburg
2 313 2025-06-15 47/68 100% 4.10 RR 13 bloody tiles Perm
3 419 2025-03-02 19/32 71% 2.40 RR Riichi Maslenitsa (shrovetide) Yekaterinburg
4 720 2023-09-03 31/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
5 276 2023-06-11 64/88 0% 3.75 RR Money can not buy tenpai Perm
6 747 2022-11-06 20/76 0% 4.20 RR IX Russian Riichi Championship Perm
7 441 2022-06-12 63/112 0% 4.05 RR Moscow Riichi 2022 Moscow
8 561 2022-03-20 30/67 0% 3.45 RR Tenpai can't buy happiness Perm
9 636 2021-11-06 21/56 0% 3.30 RR Kirov Tournament Kirov
10 538 2020-03-08 19/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai Kirov
11 595 2019-12-15 46/112 0% 4.05 EMA VIII Russian Riichi Championship Moscow
12 175 2019-11-04 53/64 0% 3.85 EMA Aki Shanten 2019 Perm
13 333 2019-09-08 19/28 0% 2.60 RR And yet the sinner collects tanyao Kirov
14 211 2019-02-10 16/20 0% 2.10 RR Fuyu Shanten 2019 Perm