Aleshin Sergey

From Moscow, Russia

EMA: 15990200

Player page

Internal rating (RR)

Rating date May 29, 2023 (latest changes May 28, 2023).

10 place (638.83).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.71 + 3.10 * 0.57) = 12.52139

p1 = (883.72 * 2.70 * 0.14 + 904.76 * 3.85 * 0.14 + 587.30 * 3.45 * 0.29 + 990.99 * 4.05 * 0.29 + 563.64 * 3.30 * 0.43 + 786.67 * 3.45 * 0.43 + 255.32 * 3.10 * 0.57 + 417.91 * 3.50 * 0.71 + 946.67 * 4.20 * 1) / (2.70 * 0.14 + 3.85 * 0.14 + 3.45 * 0.29 + 4.05 * 0.29 + 3.30 * 0.43 + 3.45 * 0.43 + 3.10 * 0.57 + 3.50 * 0.71 + 4.20 * 1) = 692.2129710309741

p2 = (946.67 * 4.20 * 1 + 786.67 * 3.45 * 0.43 + 990.99 * 4.05 * 0.29 + 417.91 * 3.50 * 0.71) / max_coefficients = 585.4525735561308

score = 692.2129710309741 * 0.5 + 585.4525735561308 * 0.5 = 638.8327722935525

Rating changes

Show

all results
Date Place Points Reason
2023-05-28 9 -> 10 651.02 -> 638.83

Saint Petersburg Open 2021: 57% -> 43%
2023-05-20 11 -> 9 642.96 -> 651.02

Tenpai can't buy happiness: 86% -> 71%
2023-05-06 12 -> 11 641.14 -> 642.96

Kirov Tournament: 57% -> 43%
2023-04-30 11 -> 12 647.07 -> 641.14

Aki Shanten 2019: 29% -> 14%

Minsk Midori open 2019: 29% -> 14%
2023-04-19 14 -> 11 636.03 -> 647.07

Agari team tournament: 71% -> 57%
2023-03-30 10 -> 14 660.89 -> 636.03

VIII Russian Riichi Championship: 43% -> 29%

Saint Petersburg Open 2019: 43% -> 29%
2023-03-28 10 670.53 -> 660.89

Saint Petersburg Open 2021: 71% -> 57%
2023-03-20 11 -> 10 662.93 -> 670.53

Tenpai can't buy happiness: 100% -> 86%
2023-03-06 13 -> 11 661.47 -> 662.93

Kirov Tournament: 71% -> 57%
2023-02-28 11 -> 13 667.35 -> 661.47

Minsk Midori open 2019: 43% -> 29%

Aki Shanten 2019: 43% -> 29%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 947 2022-11-06 5/76 100% 4.20 RR IX Russian Riichi Championship
2 418 2022-03-20 40/68 71% 3.50 RR Tenpai can't buy happiness
3 255 2021-12-19 36/48 57% 3.10 RR Agari team tournament
4 787 2021-11-28 17/76 43% 3.45 RR Saint Petersburg Open 2021
5 564 2021-11-06 25/56 43% 3.30 RR Kirov Tournament
6 991 2019-12-15 2/112 29% 4.05 EMA VIII Russian Riichi Championship
7 587 2019-11-24 27/64 29% 3.45 EMA Saint Petersburg Open 2019
8 905 2019-11-04 7/64 14% 3.85 EMA Aki Shanten 2019
9 884 2019-10-20 6/44 14% 2.70 EMA Minsk Midori open 2019
10 897 2019-06-02 5/40 0% 2.90 RR Summer Cup 2019
11 663 2019-05-04 29/84 0% 4.20 EMA Haru Shanten 2019
12 723 2019-01-13 14/48 0% 3.10 RR Agari team tournament 2019
13 308 2018-12-23 28/40 0% 2.90 RR North Cup 2018
14 111 2018-12-16 57/64 0% 3.45 EMA White Dragon Tournament
15 901 2018-11-18 10/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
16 468 2018-08-19 26/48 0% 3.10 RR Moscow Riichi Open 2018
17 261 2018-07-22 18/24 0% 2.73 RR Winner tournament. Agari season event
18 563 2018-06-11 32/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018
19 936 2018-03-25 4/48 0% 2.80 EMA Great Wave 2018
20 446 2017-12-11 47/84 0% 3.40 EMA VI Russian Riichi Championship 2017
21 127 2017-11-12 63/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
22 794 2017-10-22 14/64 0% 3.45 EMA Moscow Riichi Open 2017
23 259 2017-09-24 21/28 0% 2.60 RR Moscow Riichi Half Marathon 2017
24 543 2017-07-09 17/36 0% 3.20 RR Moscow Open Riichi Marathon 2017
25 462 2017-03-11 22/40 0% 2.00 RR Moscow championship 2017 (JPML-A rules)
26 800 2017-02-12 4/16 0% 2.30 RR February mini-tournament glhf; 2017
27 1000 2016-12-10 1/24 0% 1.60 RR December tournament glhf; 2016
28 494 2016-09-11 45/88 0% 3.45 EMA V Russian Riichi Championship 2016
29 842 2016-08-27 4/20 0% 1.50 RR August tournament glhf; 2016
30 826 2016-05-28 5/24 0% 1.60 RR May tournament glhf; 2016
31 61 2016-03-13 94/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016
32 769 2016-02-22 10/40 0% 2.60 EMA Ivanovo Region Riichi Championship 2016
33 733 2016-02-06 5/16 0% 1.40 RR February tournament glhf; 2016
34 118 2015-10-18 46/52 0% 2.90 EMA Russian Open Riichi Championship 2015
35 686 2015-08-22 12/36 0% 1.70 EMA Nizhny Novgorod Riichi Championship 2015
36 635 2014-12-07 24/64 0% 3.15 EMA Russian Open Riichi Championship 2014