Aleshin Sergey

From Moscow, Russia

EMA: 15990200

Player page

Internal rating (RR)

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

3 place (732.35).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 4.05 * 0.57) = 13.663990000000002

p1 = (786.67 * 3.45 * 0.14 + 255.32 * 3.10 * 0.14 + 417.91 * 3.50 * 0.43 + 946.67 * 4.20 * 0.86 + 471.26 * 3.75 * 1 + 1000 * 4 * 1) / (3.45 * 0.14 + 3.10 * 0.14 + 3.50 * 0.43 + 4.20 * 0.86 + 3.75 * 1 + 4 * 1) = 747.3504660372562

p2 = (1000 * 4 * 1 + 946.67 * 4.20 * 0.86 + 471.26 * 3.75 * 1 + 417.91 * 3.50 * 0.43) / max_coefficients = 717.3585460762192

score = 747.3504660372562 * 0.5 + 717.3585460762192 * 0.5 = 732.3545060567377

Rating changes

Show

all results
Date Place Points Reason
2023-11-06 3 738.29 -> 732.35

IX Russian Riichi Championship: 100% -> 86%

Kirov Tournament: 14% -> 0%
2023-10-19 3 731.14 -> 738.29

Agari team tournament: 29% -> 14%
2023-10-12 3 716.97 -> 731.14
2023-09-28 3 722.77 -> 716.97

Saint Petersburg Open 2021: 29% -> 14%
2023-09-20 3 719.91 -> 722.77

Tenpai can't buy happiness: 57% -> 43%
2023-09-06 3 717.61 -> 719.91

Kirov Tournament: 29% -> 14%
2023-09-03 10 -> 3 604.09 -> 717.61

SPB Riichi Open 2023: 0% -> 100%
2023-08-19 11 -> 10 597.71 -> 604.09

Agari team tournament: 43% -> 29%
2023-08-12 14 -> 11 585.37 -> 597.71
2023-07-28 12 -> 14 602.77 -> 585.37

Saint Petersburg Open 2021: 43% -> 29%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 1000 2023-09-03 1/108 100% 4.00 RR SPB Riichi Open 2023
2 471 2023-06-11 47/88 100% 3.75 RR Money can not buy tenpai
3 947 2022-11-06 5/76 86% 4.20 RR IX Russian Riichi Championship
4 418 2022-03-20 40/68 43% 3.50 RR Tenpai can't buy happiness
5 255 2021-12-19 36/48 14% 3.10 RR Agari team tournament
6 787 2021-11-28 17/76 14% 3.45 RR Saint Petersburg Open 2021
7 564 2021-11-06 25/56 0% 3.30 RR Kirov Tournament
8 991 2019-12-15 2/112 0% 4.05 EMA VIII Russian Riichi Championship
9 587 2019-11-24 27/64 0% 3.45 EMA Saint Petersburg Open 2019
10 905 2019-11-04 7/64 0% 3.85 EMA Aki Shanten 2019
11 884 2019-10-20 6/44 0% 2.70 EMA Minsk Midori open 2019
12 897 2019-06-02 5/40 0% 2.90 RR Summer Cup 2019
13 663 2019-05-04 29/84 0% 4.20 EMA Haru Shanten 2019
14 723 2019-01-13 14/48 0% 3.10 RR Agari team tournament 2019
15 308 2018-12-23 28/40 0% 2.90 RR North Cup 2018
16 111 2018-12-16 57/64 0% 3.45 EMA White Dragon Tournament
17 901 2018-11-18 10/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
18 468 2018-08-19 26/48 0% 3.10 RR Moscow Riichi Open 2018
19 261 2018-07-22 18/24 0% 2.73 RR Winner tournament. Agari season event
20 563 2018-06-11 32/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018
21 936 2018-03-25 4/48 0% 2.80 EMA Great Wave 2018
22 446 2017-12-11 47/84 0% 3.40 EMA VI Russian Riichi Championship 2017
23 127 2017-11-12 63/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
24 794 2017-10-22 14/64 0% 3.45 EMA Moscow Riichi Open 2017
25 259 2017-09-24 21/28 0% 2.60 RR Moscow Riichi Half Marathon 2017
26 543 2017-07-09 17/36 0% 3.20 RR Moscow Open Riichi Marathon 2017
27 462 2017-03-11 22/40 0% 2.00 RR Moscow championship 2017 (JPML-A rules)
28 800 2017-02-12 4/16 0% 2.30 RR February mini-tournament glhf; 2017
29 1000 2016-12-10 1/24 0% 1.60 RR December tournament glhf; 2016
30 494 2016-09-11 45/88 0% 3.45 EMA V Russian Riichi Championship 2016
31 842 2016-08-27 4/20 0% 1.50 RR August tournament glhf; 2016
32 826 2016-05-28 5/24 0% 1.60 RR May tournament glhf; 2016
33 61 2016-03-13 94/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016
34 769 2016-02-22 10/40 0% 2.60 EMA Ivanovo Region Riichi Championship 2016
35 733 2016-02-06 5/16 0% 1.40 RR February tournament glhf; 2016
36 118 2015-10-18 46/52 0% 2.90 EMA Russian Open Riichi Championship 2015
37 686 2015-08-22 12/36 0% 1.70 EMA Nizhny Novgorod Riichi Championship 2015
38 635 2014-12-07 24/64 0% 3.15 EMA Russian Open Riichi Championship 2014