Aleshin Sergey

From Moscow, Russia

EMA: 15990200

Player page

Common russian riichi rating (CRR)

Rating date Aug. 9, 2025 (latest changes Aug. 9, 2025).

15 place (714.10).

max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.50 * 1) = 15.2

p1 = (1000 * 4 * 0.14 + 974.36 * 2.90 * 0.29 + 980.39 * 3.05 * 0.57 + 317.76 * 4.60 * 0.71 + 647.06 * 3.05 * 0.71 + 835.44 * 3.65 * 0.86 + 905.26 * 3.85 * 1 + 382.02 * 3.75 * 1 + 434.78 * 2.80 * 1 + 392.16 * 3.05 * 1 + 940.30 * 4.10 * 1 + 666.67 * 2.45 * 1) / (4 * 0.14 + 2.90 * 0.29 + 3.05 * 0.57 + 4.60 * 0.71 + 3.05 * 0.71 + 3.65 * 0.86 + 3.85 * 1 + 3.75 * 1 + 2.80 * 1 + 3.05 * 1 + 4.10 * 1 + 2.45 * 1) = 660.9188828609791

p2 = (940.30 * 4.10 * 1 + 905.26 * 3.85 * 1 + 835.44 * 3.65 * 0.86 + 980.39 * 3.05 * 0.57) / max_coefficients = 767.2822368421054

score = 660.9188828609791 * 0.5 + 767.2822368421054 * 0.5 = 714.1005598515422

Rating changes

Show

all results
Date Place Points Reason
2025-08-09 15 714.01 -> 714.10

Agari Summer Tournament 2024: 86% -> 71%
2025-08-04 14 -> 15 725.85 -> 714.01

Riichi over Volga: 100% -> 86%
2025-08-03 13 -> 14 725.85
2025-07-30 12 -> 13 725.85
2025-07-26 9 -> 12 727.79 -> 725.85

Autumn Agari tournament: 43% -> 29%
2025-07-25 10 -> 9 727.79
2025-07-19 9 -> 10 727.79
2025-07-14 10 -> 9 727.79
2025-07-13 9 -> 10 727.82 -> 727.79

Agari Summer Tournament 2025: 0% -> 100%
2025-07-12 16 -> 9 718.23 -> 727.82

X Russian Championship: 86% -> 71%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 667 2025-07-13 11/31 100% 2.45 RR Agari Summer Tournament 2025 Moscow
2 940 2025-06-15 5/68 100% 4.10 RR 13 bloody tiles Perm
3 300 2025-05-03 50/71 100% 3.50 RR Riichi over The Volga 2025 Samara
4 392 2025-02-02 32/52 100% 3.05 RR Agari Winter Tournament 2025 Moscow
5 435 2024-12-01 14/24 100% 2.80 CRR Riichi never changing Moscow
6 382 2024-10-13 56/90 100% 3.75 RR Moscow Riichi 2024 Moscow
7 905 2024-09-01 10/96 100% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
8 835 2024-08-04 14/80 86% 3.65 RR Riichi over Volga Samara
9 647 2024-06-09 19/52 71% 3.05 RR Agari Summer Tournament 2024 Moscow
10 318 2024-05-12 74/108 71% 4.60 RR X Russian Championship Perm
11 980 2024-03-10 🥈 2/52 57% 3.05 RR Agari Spring Tournament 2024 Moscow
12 974 2023-11-26 🥈 2/40 29% 2.90 CRR Autumn Agari tournament Moscow
13 1000 2023-09-03 🥇 1/108 14% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
14 471 2023-06-11 47/88 0% 3.75 RR Money can not buy tenpai Perm
15 696 2022-12-18 8/24 0% 2.80 CRR Meeting in the billiard room Moscow
16 947 2022-11-06 5/76 0% 4.20 RR IX Russian Riichi Championship Perm
17 418 2022-03-20 40/68 0% 3.50 RR Tenpai can't buy happiness Perm
18 255 2021-12-19 36/48 0% 3.10 RR Agari team tournament Moscow
19 787 2021-11-28 17/76 0% 3.45 RR Saint Petersburg Open 2021 Saint Petersburg
20 564 2021-11-06 25/56 0% 3.30 RR Kirov Tournament Kirov
21 842 2020-02-02 4/20 0% 2.40 CRR double-burning-2020 Moscow
22 1000 2019-12-22 🥇 1/12 0% 2.50 CRR 12 angry players Saint Petersburg
23 991 2019-12-15 🥈 2/112 0% 4.05 EMA VIII Russian Riichi Championship Moscow
24 587 2019-11-24 27/64 0% 3.45 EMA Saint Petersburg Open 2019 Saint Petersburg
25 905 2019-11-04 7/64 0% 3.85 EMA Aki Shanten 2019 Perm
26 884 2019-10-20 6/44 0% 2.70 EMA Minsk Midori open 2019 Minsk
27 897 2019-06-02 5/40 0% 2.90 RR Summer Cup 2019 Saint Petersburg
28 663 2019-05-04 29/84 0% 4.20 EMA Haru Shanten 2019 Perm
29 400 2019-03-24 10/16 0% 2.60 CRR Double burning Moscow
30 723 2019-01-13 14/48 0% 3.10 RR Agari team tournament 2019 Moscow
31 308 2018-12-23 28/40 0% 2.90 RR North Cup 2018 Saint Petersburg
32 111 2018-12-16 57/64 0% 3.45 EMA White Dragon Tournament Moscow
33 901 2018-11-18 10/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten" Perm
34 468 2018-08-19 26/48 0% 3.10 RR Moscow Riichi Open 2018 Moscow
35 261 2018-07-22 18/24 0% 2.73 RR Winner tournament. Agari season event Moscow
36 563 2018-06-11 32/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018 Saint Petersburg
37 704 2018-05-20 9/28 0% 3.50 CRR A-League Moscow
38 474 2018-05-12 11/20 0% 1.50 CRR Agari tournament. First stage Moscow
39 936 2018-03-25 4/48 0% 2.80 EMA Great Wave 2018 Helsinki
40 852 2018-01-20 5/28 0% 1.70 CRR Team tournament Agari. Season event Moscow
41 446 2017-12-11 47/84 0% 3.40 EMA VI Russian Riichi Championship 2017 Saint Petersburg
42 127 2017-11-12 63/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten Perm
43 794 2017-10-22 14/64 0% 3.45 EMA Moscow Riichi Open 2017 Moscow
44 259 2017-09-24 21/28 0% 2.60 RR Moscow Riichi Half Marathon 2017 Moscow
45 543 2017-07-09 17/36 0% 3.20 RR Moscow Open Riichi Marathon 2017 Moscow
46 462 2017-03-11 22/40 0% 2.00 RR Moscow championship 2017 (JPML-A rules) Moscow
47 800 2017-02-12 4/16 0% 2.30 RR February mini-tournament glhf; 2017 Moscow
48 1000 2016-12-10 🥇 1/24 0% 1.60 RR December tournament glhf; 2016 Moscow
49 494 2016-09-11 45/88 0% 3.45 EMA V Russian Riichi Championship 2016 Moscow
50 842 2016-08-27 4/20 0% 1.50 RR August tournament glhf; 2016 Moscow
51 826 2016-05-28 5/24 0% 1.60 RR May tournament glhf; 2016 Moscow
52 61 2016-03-13 94/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016 Moscow
53 769 2016-02-22 10/40 0% 2.60 EMA Ivanovo Region Riichi Championship 2016 Ivanovo
54 733 2016-02-06 5/16 0% 1.40 RR February tournament glhf; 2016 Moscow
55 118 2015-10-18 46/52 0% 2.90 EMA Russian Open Riichi Championship 2015 Vologda
56 686 2015-08-22 12/36 0% 1.70 EMA Nizhny Novgorod Riichi Championship 2015 Nizhny Novgorod
57 635 2014-12-07 24/64 0% 3.15 EMA Russian Open Riichi Championship 2014 Moscow