Sirotkin Dmitry

From Moscow, Russia

EMA: 15990155

Player page

Internal rating (RR)

Rating date Feb. 1, 2021 (latest changes Feb. 1, 2021).

10 place (670.38).

max_coefficients = (4.05 * 0.86 + 2.90 * 1 + 3.85 * 0.71 + 3.45 * 0.71) = 11.585645

p1 = (493.98 * 4.20 * 0.29 + 256.41 * 2.90 * 0.43 + 857.14 * 3.20 * 0.43 + 777.78 * 2.60 * 0.57 + 763.64 * 3.03 * 0.71 + 698.41 * 3.85 * 0.71 + 714.29 * 3.45 * 0.71 + 378.38 * 4.05 * 0.86 + 897.44 * 2.90 * 1) / (4.20 * 0.29 + 2.90 * 0.43 + 3.20 * 0.43 + 2.60 * 0.57 + 3.03 * 0.71 + 3.85 * 0.71 + 3.45 * 0.71 + 4.05 * 0.86 + 2.90 * 1) = 655.7585731957994

p2 = (897.44 * 2.90 * 1 + 698.41 * 3.85 * 0.71 + 714.29 * 3.45 * 0.71 + 763.64 * 3.03 * 0.71) / max_coefficients = 685.0054528686146

score = 655.7585731957994 * 0.5 + 685.0054528686146 * 0.5 = 670.3820130322069

Rating changes

Show

all results
Date Place Points Reason
2021-02-01 25 -> 10 679.40 -> 670.38
2020-02-01 25 679.40

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 897 2020-03-08 5/40 100% 2.90 EMA Big open chiitoitsu in a small tenpai
2 97 2020-01-26 29/32 86% 2.70 RR The last chance: back to 2019
3 378 2019-12-15 70/112 86% 4.05 EMA VIII Russian Riichi Championship
4 714 2019-11-24 19/64 71% 3.45 EMA Saint Petersburg Open 2019
5 698 2019-11-04 20/64 71% 3.85 EMA Aki Shanten 2019
6 764 2019-10-20 14/56 71% 3.03 EMA Tri Nitro Tournament 2019 - 7th Detonation
7 778 2019-09-08 7/28 57% 2.60 RR And yet the sinner collects tanyao
8 857 2019-07-21 6/36 43% 3.20 RR Moscow Open Riichi Marathon 2019
9 256 2019-06-02 30/40 43% 2.90 RR Summer Cup 2019
10 494 2019-05-04 43/84 29% 4.20 EMA Haru Shanten 2019
11 915 2019-01-13 5/48 0% 3.10 RR Agari team tournament 2019
12 873 2019-01-05 8/56 0% 3.00 EMA Snow Dragon
13 231 2018-12-23 31/40 0% 2.90 RR North Cup 2018
14 698 2018-12-16 20/64 0% 3.45 EMA White Dragon Tournament
15 978 2018-11-18 3/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
16 484 2018-10-28 17/32 0% 2.70 EMA Tsukimi 2018
17 170 2018-08-19 40/48 0% 3.10 RR Moscow Riichi Open 2018
18 870 2018-07-22 4/24 0% 3.18 RR Winner tournament. Agari season event
19 593 2018-07-15 12/28 0% 3.00 RR Moscow Open Riichi Marathon
20 581 2018-06-17 14/32 0% 2.85 EMA 5th Prague Open Riichi Championship 2018
21 732 2018-06-11 20/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018
22 535 2018-05-01 34/72 0% 3.85 EMA Haru Shanten 2018
23 819 2017-12-11 16/84 0% 3.40 EMA VI Russian Riichi Championship 2017
24 972 2017-11-12 3/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
25 564 2017-11-05 18/40 0% 2.75 EMA Riichi Dutch open 2017
26 730 2017-10-22 18/64 0% 3.45 EMA Moscow Riichi Open 2017
27 963 2017-09-24 2/28 0% 2.60 RR Moscow Riichi Half Marathon 2017
28 743 2017-07-09 10/36 0% 3.20 RR Moscow Open Riichi Marathon 2017
29 949 2017-03-11 3/40 0% 2.00 RR Moscow championship 2017 (JPML-A rules)
30 667 2017-02-12 6/16 0% 2.30 RR February mini-tournament glhf; 2017
31 826 2016-12-10 5/24 0% 1.60 RR December tournament glhf; 2016
32 379 2016-09-11 55/88 0% 3.45 EMA V Russian Riichi Championship 2016
33 478 2016-05-28 13/24 0% 1.60 RR May tournament glhf; 2016
34 933 2016-04-17 2/16 0% 1.20 RR Riichi mahjong league tournament 2016 (JPML-A rules)
35 960 2016-03-13 5/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016
36 706 2015-10-18 16/52 0% 2.90 EMA Russian Open Riichi Championship 2015
37 140 2015-03-08 38/44 0% 2.50 EMA Moscow Riichi Championship 2015
38 841 2014-09-21 11/64 0% 3.15 RR "Japanese House" riichi mahjong cup 2014
39 973 2014-02-15 3/76 0% 2.50 RR Moscow Riichi 2014
40 507 2013-12-08 36/72 0% 3.25 EMA Russian Riichi Championship 2013
41 36 2013-05-19 54/56 0% 3.00 RR "Japanese House" riichi mahjong cup 2013