Aleshin Sergey

From Moscow, Russia

EMA: 15990200

Player page

Common russian riichi rating (CRR)

Rating date Dec. 11, 2024 (latest changes Dec. 11, 2024).

7 place (762.66).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85

p1 = (471.26 * 3.75 * 0.43 + 1000 * 4 * 0.71 + 974.36 * 2.90 * 0.86 + 835.44 * 3.65 * 1 + 695.65 * 2.80 * 0.14 + 980.39 * 3.05 * 1 + 647.06 * 3.05 * 1 + 905.26 * 3.85 * 1 + 382.02 * 3.75 * 1 + 434.78 * 2.80 * 1) / (3.75 * 0.43 + 4 * 0.71 + 2.90 * 0.86 + 3.65 * 1 + 2.80 * 0.14 + 3.05 * 1 + 3.05 * 1 + 3.85 * 1 + 3.75 * 1 + 2.80 * 1) = 744.1109433545113

p2 = (905.26 * 3.85 * 1 + 835.44 * 3.65 * 1 + 980.39 * 3.05 * 1 + 1000 * 4 * 0.71) / max_coefficients = 781.2006309148264

score = 744.1109433545113 * 0.5 + 781.2006309148264 * 0.5 = 762.6557871346688

Rating changes

Show

Date Place Points Reason
2024-12-11 7 760.05 -> 762.66

Money can not buy tenpai: 57% -> 43%

2024-12-01 5 -> 7 776.92 -> 760.05

Riichi never changing: 0% -> 100%

2024-11-26 4 -> 5 778.55 -> 776.92

Autumn Agari tournament: 100% -> 86%

2024-11-05 5 -> 4 780.50 -> 778.55
2024-11-03 4 -> 5 800.87 -> 780.50

SPB Riichi Open 2023: 86% -> 71%

2024-10-18 3 -> 4 800.21 -> 800.87

Meeting in the billiard room: 29% -> 14%

2024-10-13 1 -> 3 840.72 -> 800.21

Moscow Riichi 2024: 0% -> 100%

2024-10-11 1 836.53 -> 840.72

Money can not buy tenpai: 71% -> 57%

2024-09-06 1 837.84 -> 836.53

IX Russian Riichi Championship: 29% -> 14%

2024-09-03 1 842.58 -> 837.84

SPB Riichi Open 2023: 100% -> 86%

Tournaments

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