Aleshin Sergey

From Moscow, Russia

EMA: 15990200

Player page

Internal rating (RR)

Rating date Dec. 18, 2023 (latest changes Dec. 18, 2023).

3 place (745.90).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 4.05 * 0.43) = 13.085650000000001

p1 = (255.32 * 3.10 * 0.14 + 417.91 * 3.50 * 0.29 + 946.67 * 4.20 * 0.86 + 471.26 * 3.75 * 1 + 1000 * 4 * 1) / (3.10 * 0.14 + 3.50 * 0.29 + 4.20 * 0.86 + 3.75 * 1 + 4 * 1) = 758.7150857203604

p2 = (1000 * 4 * 1 + 946.67 * 4.20 * 0.86 + 471.26 * 3.75 * 1 + 417.91 * 3.50 * 0.29) / max_coefficients = 733.0900643070844

score = 758.7150857203604 * 0.5 + 733.0900643070844 * 0.5 = 745.9025750137224

Rating changes

Show

all results
Date Place Points Reason
2023-12-12 3 730.39 -> 745.90
2023-12-09 2 -> 3 812.71 -> 730.39
2021-02-01 4 -> 2 780.24 -> 812.71
2020-02-01 4 780.24

Tournaments

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