Vasiliev Sergey

From Moscow, Russia

EMA: 15990103

Player page

Internal rating (RR)

Rating date Nov. 1, 2025 (latest changes Nov. 1, 2025).

12 place (751.62).

max_coefficients = (4.10 * 1 + 3.50 * 1 + 3.45 * 1 + 3.25 * 1) = 14.3

p1 = (588.24 * 3.05 * 0.43 + 673.91 * 2.10 * 0.43 + 588.79 * 4.60 * 0.57 + 800 * 3.85 * 0.71 + 967.74 * 3.10 * 1 + 686.27 * 3.05 * 1 + 661.02 * 3.25 * 1 + 600 * 2 * 1 + 974.03 * 3.45 * 1) / (3.05 * 0.43 + 2.10 * 0.43 + 4.60 * 0.57 + 3.85 * 0.71 + 3.10 * 1 + 3.05 * 1 + 3.25 * 1 + 2 * 1 + 3.45 * 1) = 754.3747633523855

p2 = (974.03 * 3.45 * 1 + 967.74 * 3.10 * 1 + 800 * 3.85 * 0.71 + 661.02 * 3.25 * 1) / max_coefficients = 748.862937062937

score = 754.3747633523855 * 0.5 + 748.862937062937 * 0.5 = 751.6188502076612

Rating changes

Show

all results
Date Place Points Reason
2025-11-01 8 -> 12 766.19 -> 751.62

SPB Riichi Open 2024: 86% -> 71%
2025-10-13 9 -> 8 754.37 -> 766.19
2025-10-04 10 -> 9 754.37
2025-09-30 10 753.85 -> 754.37

Seihoku spring tournament 2024: 57% -> 43%
2025-09-12 11 -> 10 751.58 -> 753.85

X Russian Championship: 71% -> 57%
2025-09-10 11 750.13 -> 751.58

Agari Spring Tournament 2024: 57% -> 43%
2025-09-01 9 -> 11 755.28 -> 750.13

SPB Riichi Open 2024: 100% -> 86%
2025-08-31 24 -> 9 680.73 -> 755.28

SPB Riichi Open 2025: 0% -> 100%
2025-08-09 26 -> 24 678.11 -> 680.73

Agari Summer Tournament 2024: 86% -> 71%
2025-08-04 26 674.79 -> 678.11

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 974 2025-08-31 🥉 3/78 100% 3.45 RR SPB Riichi Open 2025 Saint Petersburg
2 600 2025-06-08 7/16 100% 2.00 RR Random not fault Moscow
3 661 2025-02-16 21/60 100% 3.25 RR White Wolf Cup Saint Petersburg
4 686 2025-02-02 17/52 100% 3.05 RR Agari Winter Tournament 2025 Moscow
5 968 2025-01-07 🥈 2/32 100% 3.10 RR Moscow Open Riichi Marathon Moscow
6 800 2024-09-01 20/96 71% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
7 392 2024-06-09 32/52 57% 3.05 RR Agari Summer Tournament 2024 Moscow
8 589 2024-05-12 45/108 57% 4.60 RR X Russian Championship Perm
9 674 2024-03-30 16/47 43% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
10 588 2024-03-10 22/52 43% 3.05 RR Agari Spring Tournament 2024 Moscow
11 690 2023-06-11 28/88 0% 3.75 RR Money can not buy tenpai Perm
12 573 2022-11-06 33/76 0% 4.20 RR IX Russian Riichi Championship Perm
13 676 2022-06-12 37/112 0% 4.05 RR Moscow Riichi 2022 Moscow
14 915 2021-12-19 5/48 0% 3.10 RR Agari team tournament Moscow
15 333 2019-12-15 75/112 0% 4.05 EMA VIII Russian Riichi Championship Moscow
16 894 2019-01-13 6/48 0% 3.10 RR Agari team tournament 2019 Moscow
17 603 2018-12-16 26/64 0% 3.45 EMA White Dragon Tournament Moscow
18 769 2018-11-18 22/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten" Perm
19 894 2018-08-19 6/48 0% 3.10 RR Moscow Riichi Open 2018 Moscow
20 652 2018-07-22 9/24 0% 2.73 RR Winner tournament. Agari season event Moscow
21 470 2017-12-11 45/84 0% 3.40 EMA VI Russian Riichi Championship 2017 Saint Petersburg
22 317 2017-10-22 44/64 0% 3.45 EMA Moscow Riichi Open 2017 Moscow
23 467 2017-10-07 9/16 0% 1.40 RR Red Dragon tournament 2017 Moscow
24 593 2017-09-24 12/28 0% 2.60 RR Moscow Riichi Half Marathon 2017 Moscow
25 698 2017-03-18 14/44 0% 1.90 RR Saint Petersburg championship. South cup 2017 Saint Petersburg
26 872 2017-03-11 6/40 0% 2.00 RR Moscow championship 2017 (JPML-A rules) Moscow
27 261 2016-12-10 18/24 0% 1.60 RR December tournament glhf; 2016 Moscow
28 287 2016-09-11 63/88 0% 3.45 EMA V Russian Riichi Championship 2016 Moscow
29 789 2016-08-27 5/20 0% 1.50 RR August tournament glhf; 2016 Moscow
30 652 2016-05-28 9/24 0% 1.60 RR May tournament glhf; 2016 Moscow
31 899 2016-03-13 11/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016 Moscow
32 641 2016-02-22 15/40 0% 2.60 EMA Ivanovo Region Riichi Championship 2016 Ivanovo
33 229 2015-08-22 28/36 0% 1.70 EMA Nizhny Novgorod Riichi Championship 2015 Nizhny Novgorod
34 814 2015-03-08 9/44 0% 2.50 EMA Moscow Riichi Championship 2015 Moscow
35 794 2014-12-07 14/64 0% 3.15 EMA Russian Open Riichi Championship 2014 Moscow
36 429 2014-10-26 21/36 0% 1.70 EMA Austrian Open Riichi Tournament 2014 Vienna
37 913 2014-10-18 🥉 3/24 0% 1.40 EMA Vologda Riichi Championship 2014 Vologda
38 778 2014-09-21 15/64 0% 3.15 RR "Japanese House" riichi mahjong cup 2014 Moscow
39 840 2014-02-15 13/76 0% 2.50 RR Moscow Riichi 2014 Moscow
40 310 2013-12-08 50/72 0% 3.25 EMA Russian Riichi Championship 2013 Moscow
41 945 2013-05-19 4/56 0% 3.00 RR "Japanese House" riichi mahjong cup 2013 Moscow
42 444 2013-02-17 16/28 0% 2.30 EMA Saint Petersburg Riichi tournament Saint Petersburg