Sirotkin Dmitry

From Moscow, Russia

EMA: 15990155

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Internal rating (RR)

Rating date Sept. 28, 2023 (latest changes Sept. 28, 2023).

12 place (619.87).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915

p1 = (533.33 * 3.45 * 0.14 + 808.51 * 3.10 * 0.29 + 955.22 * 3.50 * 0.43 + 288.29 * 4.05 * 0.71 + 933.33 * 4.20 * 1 + 494.25 * 3.75 * 1 + 495.33 * 4 * 1) / (3.45 * 0.14 + 3.10 * 0.29 + 3.50 * 0.43 + 4.05 * 0.71 + 4.20 * 1 + 3.75 * 1 + 4 * 1) = 620.7472312177903

p2 = (933.33 * 4.20 * 1 + 495.33 * 4 * 1 + 494.25 * 3.75 * 1 + 955.22 * 3.50 * 0.43) / max_coefficients = 618.9949885180908

score = 620.7472312177903 * 0.5 + 618.9949885180908 * 0.5 = 619.8711098679405

Rating changes

Show

all results
Date Place Points Reason
2023-09-28 13 -> 12 618.69 -> 619.87

Saint Petersburg Open 2021: 29% -> 14%
2023-09-20 12 -> 13 639.27 -> 618.69

Tenpai can't buy happiness: 57% -> 43%
2023-09-03 5 -> 12 663.26 -> 639.27

SPB Riichi Open 2023: 0% -> 100%
2023-08-19 5 674.73 -> 663.26

Agari team tournament: 43% -> 29%
2023-08-12 6 -> 5 653.07 -> 674.73

Moscow Riichi 2022: 86% -> 71%
2023-07-28 6 651.24 -> 653.07

Saint Petersburg Open 2021: 43% -> 29%
2023-07-20 6 661.24 -> 651.24

Tenpai can't buy happiness: 71% -> 57%
2023-06-19 5 -> 6 676.02 -> 661.24

Agari team tournament: 57% -> 43%
2023-06-12 6 -> 5 656.16 -> 676.02

Moscow Riichi 2022: 100% -> 86%
2023-06-11 4 -> 6 702.00 -> 656.16

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

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 495 2023-09-03 55/108 100% 4.00 RR SPB Riichi Open 2023
2 494 2023-06-11 45/88 100% 3.75 RR Money can not buy tenpai
3 933 2022-11-06 6/76 100% 4.20 RR IX Russian Riichi Championship
4 288 2022-06-12 80/112 71% 4.05 RR Moscow Riichi 2022
5 955 2022-03-20 4/68 43% 3.50 RR Tenpai can't buy happiness
6 809 2021-12-19 10/48 29% 3.10 RR Agari team tournament
7 533 2021-11-28 36/76 14% 3.45 RR Saint Petersburg Open 2021
8 897 2020-03-08 5/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai
9 97 2020-01-26 29/32 0% 2.70 RR The last chance: back to 2019
10 378 2019-12-15 70/112 0% 4.05 EMA VIII Russian Riichi Championship
11 714 2019-11-24 19/64 0% 3.45 EMA Saint Petersburg Open 2019
12 698 2019-11-04 20/64 0% 3.85 EMA Aki Shanten 2019
13 764 2019-10-20 14/56 0% 3.03 EMA Tri Nitro Tournament 2019 - 7th Detonation
14 778 2019-09-08 7/28 0% 2.60 RR And yet the sinner collects tanyao
15 857 2019-07-21 6/36 0% 3.20 RR Moscow Open Riichi Marathon 2019
16 256 2019-06-02 30/40 0% 2.90 RR Summer Cup 2019
17 494 2019-05-04 43/84 0% 4.20 EMA Haru Shanten 2019
18 915 2019-01-13 5/48 0% 3.10 RR Agari team tournament 2019
19 873 2019-01-05 8/56 0% 3.00 EMA Snow Dragon
20 231 2018-12-23 31/40 0% 2.90 RR North Cup 2018
21 698 2018-12-16 20/64 0% 3.45 EMA White Dragon Tournament
22 978 2018-11-18 3/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
23 484 2018-10-28 17/32 0% 2.70 EMA Tsukimi 2018
24 170 2018-08-19 40/48 0% 3.10 RR Moscow Riichi Open 2018
25 870 2018-07-22 4/24 0% 3.18 RR Winner tournament. Agari season event
26 593 2018-07-15 12/28 0% 3.00 RR Moscow Open Riichi Marathon
27 581 2018-06-17 14/32 0% 2.85 EMA 5th Prague Open Riichi Championship 2018
28 732 2018-06-11 20/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018
29 535 2018-05-01 34/72 0% 3.85 EMA Haru Shanten 2018
30 819 2017-12-11 16/84 0% 3.40 EMA VI Russian Riichi Championship 2017
31 972 2017-11-12 3/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
32 564 2017-11-05 18/40 0% 2.75 EMA Riichi Dutch open 2017
33 730 2017-10-22 18/64 0% 3.45 EMA Moscow Riichi Open 2017
34 963 2017-09-24 2/28 0% 2.60 RR Moscow Riichi Half Marathon 2017
35 743 2017-07-09 10/36 0% 3.20 RR Moscow Open Riichi Marathon 2017
36 949 2017-03-11 3/40 0% 2.00 RR Moscow championship 2017 (JPML-A rules)
37 667 2017-02-12 6/16 0% 2.30 RR February mini-tournament glhf; 2017
38 826 2016-12-10 5/24 0% 1.60 RR December tournament glhf; 2016
39 379 2016-09-11 55/88 0% 3.45 EMA V Russian Riichi Championship 2016
40 478 2016-05-28 13/24 0% 1.60 RR May tournament glhf; 2016
41 933 2016-04-17 2/16 0% 1.20 RR Riichi mahjong league tournament 2016 (JPML-A rules)
42 960 2016-03-13 5/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016
43 706 2015-10-18 16/52 0% 2.90 EMA Russian Open Riichi Championship 2015
44 140 2015-03-08 38/44 0% 2.50 EMA Moscow Riichi Championship 2015
45 841 2014-09-21 11/64 0% 3.15 RR "Japanese House" riichi mahjong cup 2014
46 973 2014-02-15 3/76 0% 2.50 RR Moscow Riichi 2014
47 507 2013-12-08 36/72 0% 3.25 EMA Russian Riichi Championship 2013
48 36 2013-05-19 54/56 0% 3.00 RR "Japanese House" riichi mahjong cup 2013