Kaplan Andrey

From Perm, Russia

EMA: 15990439

Player page

Internal rating (RR)

Rating date May 6, 2023 (latest changes May 6, 2023).

18 place (559.96).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 3.45 * 0.57) = 13.22118

p1 = (636.36 * 3.30 * 0.43 + 567.16 * 3.50 * 0.86 + 441.44 * 4.05 * 1 + 746.67 * 4.20 * 1 + 0) / (3.30 * 0.43 + 3.50 * 0.86 + 4.05 * 1 + 4.20 * 1 + 1) = 550.7306302660304

p2 = (746.67 * 4.20 * 1 + 441.44 * 4.05 * 1 + 567.16 * 3.50 * 0.86 + 636.36 * 3.30 * 0.43) / max_coefficients = 569.1859576830509

score = 550.7306302660304 * 0.5 + 569.1859576830509 * 0.5 = 559.9582939745407

Rating changes

Show

all results
Date Place Points Reason
2023-05-06 16 -> 18 572.73 -> 559.96

Kirov Tournament: 57% -> 43%
2023-04-19 16 567.39 -> 572.73
2023-03-28 17 -> 16 562.09 -> 567.39
2023-03-20 17 562.26 -> 562.09

Tenpai can't buy happiness: 100% -> 86%
2023-03-06 17 574.10 -> 562.26

Kirov Tournament: 71% -> 57%
2023-02-19 17 570.14 -> 574.10
2023-01-28 17 564.19 -> 570.14
2023-01-06 17 575.59 -> 564.19

Kirov Tournament: 86% -> 71%
2022-12-19 18 -> 17 572.74 -> 575.59
2022-11-28 18 565.99 -> 572.74

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 747 2022-11-06 20/76 100% 4.20 RR IX Russian Riichi Championship
2 441 2022-06-12 63/112 100% 4.05 RR Moscow Riichi 2022
3 567 2022-03-20 30/68 86% 3.50 RR Tenpai can't buy happiness
4 636 2021-11-06 21/56 43% 3.30 RR Kirov Tournament
5 538 2020-03-08 19/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai
6 595 2019-12-15 46/112 0% 4.05 EMA VIII Russian Riichi Championship
7 175 2019-11-04 53/64 0% 3.85 EMA Aki Shanten 2019
8 333 2019-09-08 19/28 0% 2.60 RR And yet the sinner collects tanyao
9 211 2019-02-10 16/20 0% 2.10 RR Fuyu Shanten 2019