Sirotkin Dmitry
From Moscow, Russia
EMA: 15990155
Internal rating (RR)
Rating date Sept. 28, 2023 (latest changes Sept. 28, 2023).
11 place (619.87).
how we calculated rating score
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
Date | Place | Points | Reason |
---|---|---|---|
2023-09-28 | 12 -> 11 | 618.69 -> 619.87 |
Saint Petersburg Open 2021: 29% -> 14% |
2023-09-20 | 11 -> 12 | 639.27 -> 618.69 |
Tenpai can't buy happiness: 57% -> 43% |
2023-09-03 | 4 -> 11 | 663.26 -> 639.27 |
SPB Riichi Open 2023: 0% -> 100% |
2023-08-19 | 4 | 674.73 -> 663.26 |
Agari team tournament: 43% -> 29% |
2023-08-12 | 5 -> 4 | 653.07 -> 674.73 |
Moscow Riichi 2022: 86% -> 71% |
2023-07-28 | 5 | 651.24 -> 653.07 |
Saint Petersburg Open 2021: 43% -> 29% |
2023-07-20 | 5 | 661.24 -> 651.24 |
Tenpai can't buy happiness: 71% -> 57% |
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% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 495 |
|
55/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
2 | 494 |
|
45/88 | 100% | 3.75 | RR | Money can not buy tenpai |
3 | 933 |
|
6/76 | 100% | 4.20 | RR | IX Russian Riichi Championship |
4 | 288 |
|
80/112 | 71% | 4.05 | RR | Moscow Riichi 2022 |
5 | 955 |
|
4/68 | 43% | 3.50 | RR | Tenpai can't buy happiness |
6 | 809 |
|
10/48 | 29% | 3.10 | RR | Agari team tournament |
7 | 533 |
|
36/76 | 14% | 3.45 | RR | Saint Petersburg Open 2021 |
8 | 897 |
|
5/40 | 0% | 2.90 | EMA | Big open chiitoitsu in a small tenpai |
9 | 97 |
|
29/32 | 0% | 2.70 | RR | The last chance: back to 2019 |
10 | 378 |
|
70/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
11 | 714 |
|
19/64 | 0% | 3.45 | EMA | Saint Petersburg Open 2019 |
12 | 698 |
|
20/64 | 0% | 3.85 | EMA | Aki Shanten 2019 |
13 | 764 |
|
14/56 | 0% | 3.03 | EMA | Tri Nitro Tournament 2019 - 7th Detonation |
14 | 778 |
|
7/28 | 0% | 2.60 | RR | And yet the sinner collects tanyao |
15 | 857 |
|
6/36 | 0% | 3.20 | RR | Moscow Open Riichi Marathon 2019 |
16 | 256 |
|
30/40 | 0% | 2.90 | RR | Summer Cup 2019 |
17 | 494 |
|
43/84 | 0% | 4.20 | EMA | Haru Shanten 2019 |
18 | 915 |
|
5/48 | 0% | 3.10 | RR | Agari team tournament 2019 |
19 | 873 |
|
8/56 | 0% | 3.00 | EMA | Snow Dragon |
20 | 231 |
|
31/40 | 0% | 2.90 | RR | North Cup 2018 |
21 | 698 |
|
20/64 | 0% | 3.45 | EMA | White Dragon Tournament |
22 | 978 |
|
3/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
23 | 484 |
|
17/32 | 0% | 2.70 | EMA | Tsukimi 2018 |
24 | 170 |
|
40/48 | 0% | 3.10 | RR | Moscow Riichi Open 2018 |
25 | 870 |
|
4/24 | 0% | 3.18 | RR | Winner tournament. Agari season event |
26 | 593 |
|
12/28 | 0% | 3.00 | RR | Moscow Open Riichi Marathon |
27 | 581 |
|
14/32 | 0% | 2.85 | EMA | 5th Prague Open Riichi Championship 2018 |
28 | 732 |
|
20/72 | 0% | 3.55 | EMA | RCR Saint Petersburg South Cup 2018 |
29 | 535 |
|
34/72 | 0% | 3.85 | EMA | Haru Shanten 2018 |
30 | 819 |
|
16/84 | 0% | 3.40 | EMA | VI Russian Riichi Championship 2017 |
31 | 972 |
|
3/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten |
32 | 564 |
|
18/40 | 0% | 2.75 | EMA | Riichi Dutch open 2017 |
33 | 730 |
|
18/64 | 0% | 3.45 | EMA | Moscow Riichi Open 2017 |
34 | 963 |
|
2/28 | 0% | 2.60 | RR | Moscow Riichi Half Marathon 2017 |
35 | 743 |
|
10/36 | 0% | 3.20 | RR | Moscow Open Riichi Marathon 2017 |
36 | 949 |
|
3/40 | 0% | 2.00 | RR | Moscow championship 2017 (JPML-A rules) |
37 | 667 |
|
6/16 | 0% | 2.30 | RR | February mini-tournament glhf; 2017 |
38 | 826 |
|
5/24 | 0% | 1.60 | RR | December tournament glhf; 2016 |
39 | 379 |
|
55/88 | 0% | 3.45 | EMA | V Russian Riichi Championship 2016 |
40 | 478 |
|
13/24 | 0% | 1.60 | RR | May tournament glhf; 2016 |
41 | 933 |
|
2/16 | 0% | 1.20 | RR | Riichi mahjong league tournament 2016 (JPML-A rules) |
42 | 960 |
|
5/100 | 0% | 3.40 | RR | "Japanese House" riichi mahjong cup 2016 |
43 | 706 |
|
16/52 | 0% | 2.90 | EMA | Russian Open Riichi Championship 2015 |
44 | 140 |
|
38/44 | 0% | 2.50 | EMA | Moscow Riichi Championship 2015 |
45 | 841 |
|
11/64 | 0% | 3.15 | RR | "Japanese House" riichi mahjong cup 2014 |
46 | 973 |
|
3/76 | 0% | 2.50 | RR | Moscow Riichi 2014 |
47 | 507 |
|
36/72 | 0% | 3.25 | EMA | Russian Riichi Championship 2013 |
48 | 36 |
|
54/56 | 0% | 3.00 | RR | "Japanese House" riichi mahjong cup 2013 |