Sirotkin Dmitry

Final tournament winner 2022

From Moscow, Russia

EMA: 15990155

Player page

Internal rating (RR)

Rating date July 10, 2025 (latest changes July 10, 2025).

27 place (669.04).

max_coefficients = (4.10 * 1 + 4.60 * 0.86 + 3.85 * 1 + 3.75 * 1) = 15.64266

p1 = (490.20 * 3.05 * 1 + 235.29 * 3.05 * 0.57 + 714.29 * 3.50 * 1 + 305.08 * 3.25 * 1 + 449.44 * 3.75 * 1 + 738.10 * 2.60 * 1 + 761.19 * 4.10 * 1 + 495.33 * 4 * 0.14 + 456.52 * 2.10 * 0.71 + 803.92 * 3.05 * 0.86 + 431.58 * 3.85 * 1 + 903.23 * 3.10 * 1 + 822.78 * 3.65 * 1) / (3.05 * 1 + 3.05 * 0.57 + 3.50 * 1 + 3.25 * 1 + 3.75 * 1 + 2.60 * 1 + 4.10 * 1 + 4 * 0.14 + 2.10 * 0.71 + 3.05 * 0.86 + 3.85 * 1 + 3.10 * 1 + 3.65 * 1) = 607.7563896991178

p2 = (761.19 * 4.10 * 1 + 822.78 * 3.65 * 1 + 903.23 * 3.10 * 1 + 714.29 * 3.50 * 1) / max_coefficients = 730.3144094418724

score = 607.7563896991178 * 0.5 + 730.3144094418724 * 0.5 = 669.0353995704951

Rating changes

Show

all results
Date Place Points Reason
2025-07-10 28 -> 27 666.88 -> 669.04

Agari Spring Tournament 2024: 71% -> 57%
2025-07-03 28 666.08 -> 666.88

SPB Riichi Open 2023: 29% -> 14%
2025-06-15 34 -> 28 633.79 -> 666.08

13 bloody tiles: 0% -> 100%
2025-06-11 33 -> 34 633.11 -> 633.79

Money can not buy tenpai: 14% -> 0%
2025-06-09 30 -> 33 646.02 -> 633.11

Agari Summer Tournament 2024: 100% -> 86%
2025-05-30 31 -> 30 645.48 -> 646.02

Seihoku spring tournament 2024: 86% -> 71%
2025-05-12 33 -> 31 630.80 -> 645.48

X Russian Championship: 100% -> 86%
2025-05-10 34 -> 33 628.69 -> 630.80

Agari Spring Tournament 2024: 86% -> 71%
2025-05-03 35 -> 34 602.45 -> 628.69

Riichi over The Volga 2025: 0% -> 100%

SPB Riichi Open 2023: 43% -> 29%
2025-04-26 34 -> 35 602.45

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 761 2025-06-15 17/68 100% 4.10 RR 13 bloody tiles Perm
2 714 2025-05-03 21/71 100% 3.50 RR Riichi over The Volga 2025 Samara
3 305 2025-02-16 42/60 100% 3.25 RR White Wolf Cup Saint Petersburg
4 490 2025-02-02 27/52 100% 3.05 RR Agari Winter Tournament 2025 Moscow
5 738 2025-01-26 12/43 100% 2.60 RR Riichi On Ice Samara
6 903 2025-01-07 4/32 100% 3.10 RR Moscow Open Riichi Marathon Moscow
7 449 2024-10-13 50/90 100% 3.75 RR Moscow Riichi 2024 Moscow
8 432 2024-09-01 55/96 100% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
9 823 2024-08-04 15/80 100% 3.65 RR Riichi over Volga Samara
10 804 2024-06-09 11/52 86% 3.05 RR Agari Summer Tournament 2024 Moscow
11 252 2024-05-12 81/108 86% 4.60 RR X Russian Championship Perm
12 457 2024-03-30 26/47 71% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
13 235 2024-03-10 40/52 57% 3.05 RR Agari Spring Tournament 2024 Moscow
14 495 2023-09-03 55/108 14% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
15 494 2023-06-11 45/88 0% 3.75 RR Money can not buy tenpai Perm
16 933 2022-11-06 6/76 0% 4.20 RR IX Russian Riichi Championship Perm
17 288 2022-06-12 80/112 0% 4.05 RR Moscow Riichi 2022 Moscow
18 955 2022-03-20 4/68 0% 3.50 RR Tenpai can't buy happiness Perm
19 809 2021-12-19 10/48 0% 3.10 RR Agari team tournament Moscow
20 533 2021-11-28 36/76 0% 3.45 RR Saint Petersburg Open 2021 Saint Petersburg
21 897 2020-03-08 5/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai Kirov
22 97 2020-01-26 29/32 0% 2.70 RR The last chance: back to 2019 Moscow
23 378 2019-12-15 70/112 0% 4.05 EMA VIII Russian Riichi Championship Moscow
24 714 2019-11-24 19/64 0% 3.45 EMA Saint Petersburg Open 2019 Saint Petersburg
25 698 2019-11-04 20/64 0% 3.85 EMA Aki Shanten 2019 Perm
26 764 2019-10-20 14/56 0% 3.03 EMA Tri Nitro Tournament 2019 - 7th Detonation Paris
27 778 2019-09-08 7/28 0% 2.60 RR And yet the sinner collects tanyao Kirov
28 857 2019-07-21 6/36 0% 3.20 RR Moscow Open Riichi Marathon 2019 Moscow
29 256 2019-06-02 30/40 0% 2.90 RR Summer Cup 2019 Saint Petersburg
30 494 2019-05-04 43/84 0% 4.20 EMA Haru Shanten 2019 Perm
31 915 2019-01-13 5/48 0% 3.10 RR Agari team tournament 2019 Moscow
32 873 2019-01-05 8/56 0% 3.00 EMA Snow Dragon Novosibirsk
33 231 2018-12-23 31/40 0% 2.90 RR North Cup 2018 Saint Petersburg
34 698 2018-12-16 20/64 0% 3.45 EMA White Dragon Tournament Moscow
35 978 2018-11-18 3/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten" Perm
36 484 2018-10-28 17/32 0% 2.70 EMA Tsukimi 2018 Vologda
37 170 2018-08-19 40/48 0% 3.10 RR Moscow Riichi Open 2018 Moscow
38 870 2018-07-22 4/24 0% 3.18 RR Winner tournament. Agari season event Moscow
39 593 2018-07-15 12/28 0% 3.00 RR Moscow Open Riichi Marathon Moscow
40 581 2018-06-17 14/32 0% 2.85 EMA 5th Prague Open Riichi Championship 2018 Prague
41 732 2018-06-11 20/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018 Saint Petersburg
42 535 2018-05-01 34/72 0% 3.85 EMA Haru Shanten 2018 Perm
43 819 2017-12-11 16/84 0% 3.40 EMA VI Russian Riichi Championship 2017 Saint Petersburg
44 972 2017-11-12 3/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten Perm
45 564 2017-11-05 18/40 0% 2.75 EMA Riichi Dutch open 2017 Oss
46 730 2017-10-22 18/64 0% 3.45 EMA Moscow Riichi Open 2017 Moscow
47 963 2017-09-24 2/28 0% 2.60 RR Moscow Riichi Half Marathon 2017 Moscow
48 743 2017-07-09 10/36 0% 3.20 RR Moscow Open Riichi Marathon 2017 Moscow
49 949 2017-03-11 3/40 0% 2.00 RR Moscow championship 2017 (JPML-A rules) Moscow
50 667 2017-02-12 6/16 0% 2.30 RR February mini-tournament glhf; 2017 Moscow
51 826 2016-12-10 5/24 0% 1.60 RR December tournament glhf; 2016 Moscow
52 379 2016-09-11 55/88 0% 3.45 EMA V Russian Riichi Championship 2016 Moscow
53 478 2016-05-28 13/24 0% 1.60 RR May tournament glhf; 2016 Moscow
54 933 2016-04-17 2/16 0% 1.20 RR Riichi mahjong league tournament 2016 (JPML-A rules) Moscow
55 960 2016-03-13 5/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016 Moscow
56 706 2015-10-18 16/52 0% 2.90 EMA Russian Open Riichi Championship 2015 Vologda
57 140 2015-03-08 38/44 0% 2.50 EMA Moscow Riichi Championship 2015 Moscow
58 841 2014-09-21 11/64 0% 3.15 RR "Japanese House" riichi mahjong cup 2014 Moscow
59 973 2014-02-15 3/76 0% 2.50 RR Moscow Riichi 2014 Moscow
60 507 2013-12-08 36/72 0% 3.25 EMA Russian Riichi Championship 2013 Moscow
61 36 2013-05-19 54/56 0% 3.00 RR "Japanese House" riichi mahjong cup 2013 Moscow