Sirotkin Dmitry

From Moscow, Russia

EMA: 15990155

Player page

Common russian riichi rating (CRR)

Rating date Jan. 20, 2024 (latest changes Jan. 20, 2024).

8 place (656.33).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.71 + 2.90 * 1) = 13.650060000000002

p1 = (1000 * 2.80 * 0.86 + 955.22 * 3.50 * 0.14 + 288.29 * 4.05 * 0.43 + 494.25 * 3.75 * 1 + 495.33 * 4 * 1 + 933.33 * 4.20 * 0.71) / (2.80 * 0.86 + 3.50 * 0.14 + 4.05 * 0.43 + 3.75 * 1 + 4 * 1 + 4.20 * 0.71) = 650.7820136852395

p2 = (933.33 * 4.20 * 0.71 + 1000 * 2.80 * 0.86 + 495.33 * 4 * 1 + 494.25 * 3.75 * 1) / max_coefficients = 661.8798745206981

score = 650.7820136852395 * 0.5 + 661.8798745206981 * 0.5 = 656.3309441029687

Rating changes

Show

Date Place Points Reason
2024-01-20 8 661.12 -> 656.33

Tenpai can't buy happiness: 29% -> 14%

2024-01-06 7 -> 8 671.80 -> 661.12

IX Russian Riichi Championship: 86% -> 71%

2023-12-19 7 673.61 -> 671.80

Agari team tournament: 14% -> 0%

2023-12-18 6 -> 7 691.41 -> 673.61

Meeting in the billiard room: 100% -> 86%

2023-12-12 8 -> 6 685.06 -> 691.41

Moscow Riichi 2022: 57% -> 43%

2023-11-28 9 -> 8 683.25 -> 685.06

Saint Petersburg Open 2021: 14% -> 0%

2023-11-26 8 -> 9 685.73 -> 683.25
2023-11-20 8 689.56 -> 685.73

Tenpai can't buy happiness: 43% -> 29%

2023-11-06 7 -> 8 698.19 -> 689.56

IX Russian Riichi Championship: 100% -> 86%

2023-11-05 6 -> 7 698.19

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 1000 2022-12-18 1/24 86% 2.80 CRR Meeting in the billiard room
4 933 2022-11-06 6/76 71% 4.20 RR IX Russian Riichi Championship
5 288 2022-06-12 80/112 43% 4.05 RR Moscow Riichi 2022
6 955 2022-03-20 4/68 14% 3.50 RR Tenpai can't buy happiness
7 809 2021-12-19 10/48 0% 3.10 RR Agari team tournament
8 533 2021-11-28 36/76 0% 3.45 RR Saint Petersburg Open 2021
9 897 2020-03-08 5/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai
10 316 2020-02-02 14/20 0% 2.40 CRR double-burning-2020
11 97 2020-01-26 29/32 0% 2.70 RR The last chance: back to 2019
12 378 2019-12-15 70/112 0% 4.05 EMA VIII Russian Riichi Championship
13 714 2019-11-24 19/64 0% 3.45 EMA Saint Petersburg Open 2019
14 698 2019-11-04 20/64 0% 3.85 EMA Aki Shanten 2019
15 764 2019-10-20 14/56 0% 3.03 EMA Tri Nitro Tournament 2019 - 7th Detonation
16 778 2019-09-08 7/28 0% 2.60 RR And yet the sinner collects tanyao
17 857 2019-07-21 6/36 0% 3.20 RR Moscow Open Riichi Marathon 2019
18 256 2019-06-02 30/40 0% 2.90 RR Summer Cup 2019
19 494 2019-05-04 43/84 0% 4.20 EMA Haru Shanten 2019
20 267 2019-03-24 12/16 0% 2.60 CRR Double burning
21 915 2019-01-13 5/48 0% 3.10 RR Agari team tournament 2019
22 873 2019-01-05 8/56 0% 3.00 EMA Snow Dragon
23 231 2018-12-23 31/40 0% 2.90 RR North Cup 2018
24 698 2018-12-16 20/64 0% 3.45 EMA White Dragon Tournament
25 978 2018-11-18 3/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
26 484 2018-10-28 17/32 0% 2.70 EMA Tsukimi 2018
27 170 2018-08-19 40/48 0% 3.10 RR Moscow Riichi Open 2018
28 870 2018-07-22 4/24 0% 3.18 RR Winner tournament. Agari season event
29 593 2018-07-15 12/28 0% 3.00 RR Moscow Open Riichi Marathon
30 581 2018-06-17 14/32 0% 2.85 EMA 5th Prague Open Riichi Championship 2018
31 732 2018-06-11 20/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018
32 259 2018-05-20 21/28 0% 3.50 CRR A-League
33 535 2018-05-01 34/72 0% 3.85 EMA Haru Shanten 2018
34 819 2017-12-11 16/84 0% 3.40 EMA VI Russian Riichi Championship 2017
35 972 2017-11-12 3/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
36 564 2017-11-05 18/40 0% 2.75 EMA Riichi Dutch open 2017
37 730 2017-10-22 18/64 0% 3.45 EMA Moscow Riichi Open 2017
38 963 2017-09-24 2/28 0% 2.60 RR Moscow Riichi Half Marathon 2017
39 743 2017-07-09 10/36 0% 3.20 RR Moscow Open Riichi Marathon 2017
40 949 2017-03-11 3/40 0% 2.00 RR Moscow championship 2017 (JPML-A rules)
41 667 2017-02-12 6/16 0% 2.30 RR February mini-tournament glhf; 2017
42 826 2016-12-10 5/24 0% 1.60 RR December tournament glhf; 2016
43 379 2016-09-11 55/88 0% 3.45 EMA V Russian Riichi Championship 2016
44 478 2016-05-28 13/24 0% 1.60 RR May tournament glhf; 2016
45 933 2016-04-17 2/16 0% 1.20 RR Riichi mahjong league tournament 2016 (JPML-A rules)
46 960 2016-03-13 5/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016
47 706 2015-10-18 16/52 0% 2.90 EMA Russian Open Riichi Championship 2015
48 140 2015-03-08 38/44 0% 2.50 EMA Moscow Riichi Championship 2015
49 841 2014-09-21 11/64 0% 3.15 RR "Japanese House" riichi mahjong cup 2014
50 973 2014-02-15 3/76 0% 2.50 RR Moscow Riichi 2014
51 507 2013-12-08 36/72 0% 3.25 EMA Russian Riichi Championship 2013
52 36 2013-05-19 54/56 0% 3.00 RR "Japanese House" riichi mahjong cup 2013