Sirotkin Dmitry

From Moscow, Russia

EMA: 15990155

Player page

Internal rating (RR)

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

5 place (661.24).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 3.50 * 0.71) = 13.921305

p1 = (533.33 * 3.45 * 0.43 + 808.51 * 3.10 * 0.43 + 955.22 * 3.50 * 0.71 + 288.29 * 4.05 * 0.86 + 933.33 * 4.20 * 1 + 494.25 * 3.75 * 1) / (3.45 * 0.43 + 3.10 * 0.43 + 3.50 * 0.71 + 4.05 * 0.86 + 4.20 * 1 + 3.75 * 1) = 659.0579566115227

p2 = (933.33 * 4.20 * 1 + 955.22 * 3.50 * 0.71 + 494.25 * 3.75 * 1 + 808.51 * 3.10 * 0.43) / max_coefficients = 663.4291828244551

score = 659.0579566115227 * 0.5 + 663.4291828244551 * 0.5 = 661.243569717989

Rating changes

Show

Date Place Points Reason
2023-06-19 4 -> 5 676.02 -> 661.24

Agari team tournament: 57% -> 43%

2023-06-12 5 -> 4 656.16 -> 676.02

Moscow Riichi 2022: 100% -> 86%

2023-06-11 3 -> 5 702.00 -> 656.16

Money can not buy tenpai: 0% -> 100%

2023-05-28 3 693.71 -> 702.00

Saint Petersburg Open 2021: 57% -> 43%

2023-05-20 3 702.99 -> 693.71

Tenpai can't buy happiness: 86% -> 71%

2023-04-19 3 711.50 -> 702.99

Agari team tournament: 71% -> 57%

2023-03-28 3 707.69 -> 711.50

Saint Petersburg Open 2021: 71% -> 57%

2023-03-20 3 715.78 -> 707.69

Tenpai can't buy happiness: 100% -> 86%

2023-02-19 3 724.72 -> 715.78

Agari team tournament: 86% -> 71%

2023-01-28 3 723.62 -> 724.72

Saint Petersburg Open 2021: 86% -> 71%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 494 2023-06-11 45/88 100% 3.75 RR Money can not buy tenpai
2 933 2022-11-06 6/76 100% 4.20 RR IX Russian Riichi Championship
3 288 2022-06-12 80/112 86% 4.05 RR Moscow Riichi 2022
4 955 2022-03-20 4/68 71% 3.50 RR Tenpai can't buy happiness
5 809 2021-12-19 10/48 43% 3.10 RR Agari team tournament
6 533 2021-11-28 36/76 43% 3.45 RR Saint Petersburg Open 2021
7 897 2020-03-08 5/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai
8 97 2020-01-26 29/32 0% 2.70 RR The last chance: back to 2019
9 378 2019-12-15 70/112 0% 4.05 EMA VIII Russian Riichi Championship
10 714 2019-11-24 19/64 0% 3.45 EMA Saint Petersburg Open 2019
11 698 2019-11-04 20/64 0% 3.85 EMA Aki Shanten 2019
12 764 2019-10-20 14/56 0% 3.03 EMA Tri Nitro Tournament 2019 - 7th Detonation
13 778 2019-09-08 7/28 0% 2.60 RR And yet the sinner collects tanyao
14 857 2019-07-21 6/36 0% 3.20 RR Moscow Open Riichi Marathon 2019
15 256 2019-06-02 30/40 0% 2.90 RR Summer Cup 2019
16 494 2019-05-04 43/84 0% 4.20 EMA Haru Shanten 2019
17 915 2019-01-13 5/48 0% 3.10 RR Agari team tournament 2019
18 873 2019-01-05 8/56 0% 3.00 EMA Snow Dragon
19 231 2018-12-23 31/40 0% 2.90 RR North Cup 2018
20 698 2018-12-16 20/64 0% 3.45 EMA White Dragon Tournament
21 978 2018-11-18 3/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
22 484 2018-10-28 17/32 0% 2.70 EMA Tsukimi 2018
23 170 2018-08-19 40/48 0% 3.10 RR Moscow Riichi Open 2018
24 870 2018-07-22 4/24 0% 3.18 RR Winner tournament. Agari season event
25 593 2018-07-15 12/28 0% 3.00 RR Moscow Open Riichi Marathon
26 581 2018-06-17 14/32 0% 2.85 EMA 5th Prague Open Riichi Championship 2018
27 732 2018-06-11 20/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018
28 535 2018-05-01 34/72 0% 3.85 EMA Haru Shanten 2018
29 819 2017-12-11 16/84 0% 3.40 EMA VI Russian Riichi Championship 2017
30 972 2017-11-12 3/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
31 564 2017-11-05 18/40 0% 2.75 EMA Riichi Dutch open 2017
32 730 2017-10-22 18/64 0% 3.45 EMA Moscow Riichi Open 2017
33 963 2017-09-24 2/28 0% 2.60 RR Moscow Riichi Half Marathon 2017
34 743 2017-07-09 10/36 0% 3.20 RR Moscow Open Riichi Marathon 2017
35 949 2017-03-11 3/40 0% 2.00 RR Moscow championship 2017 (JPML-A rules)
36 667 2017-02-12 6/16 0% 2.30 RR February mini-tournament glhf; 2017
37 826 2016-12-10 5/24 0% 1.60 RR December tournament glhf; 2016
38 379 2016-09-11 55/88 0% 3.45 EMA V Russian Riichi Championship 2016
39 478 2016-05-28 13/24 0% 1.60 RR May tournament glhf; 2016
40 933 2016-04-17 2/16 0% 1.20 RR Riichi mahjong league tournament 2016 (JPML-A rules)
41 960 2016-03-13 5/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016
42 706 2015-10-18 16/52 0% 2.90 EMA Russian Open Riichi Championship 2015
43 140 2015-03-08 38/44 0% 2.50 EMA Moscow Riichi Championship 2015
44 841 2014-09-21 11/64 0% 3.15 RR "Japanese House" riichi mahjong cup 2014
45 973 2014-02-15 3/76 0% 2.50 RR Moscow Riichi 2014
46 507 2013-12-08 36/72 0% 3.25 EMA Russian Riichi Championship 2013
47 36 2013-05-19 54/56 0% 3.00 RR "Japanese House" riichi mahjong cup 2013