Sirotkin Dmitry
From Moscow, Russia
EMA: 15990155
Internal rating (RR)
Rating date April 12, 2024 (latest changes April 12, 2024).
23 place (515.74).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 4.20 * 0.57) = 13.19988
p1 = (288.29 * 4.05 * 0.14 + 933.33 * 4.20 * 0.57 + 494.25 * 3.75 * 1 + 495.33 * 4 * 1 + 456.52 * 2.10 * 1 + 235.29 * 3.05 * 1) / (4.05 * 0.14 + 4.20 * 0.57 + 3.75 * 1 + 4 * 1 + 2.10 * 1 + 3.05 * 1) = 498.648340142802
p2 = (933.33 * 4.20 * 0.57 + 495.33 * 4 * 1 + 494.25 * 3.75 * 1 + 456.52 * 2.10 * 1) / max_coefficients = 532.83438940354
score = 498.648340142802 * 0.5 + 532.83438940354 * 0.5 = 515.741364773171
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2024-04-12 | 25 -> 23 | 512.04 -> 515.74 |
Moscow Riichi 2022: 29% -> 14% |
2024-03-30 | 23 -> 25 | 505.45 -> 512.04 |
Seihoku spring tournament 2024: 0% -> 100% |
2024-03-20 | 24 -> 23 | 513.18 -> 505.45 |
Tenpai can't buy happiness: 14% -> 0% |
2024-03-10 | 14 -> 24 | 581.35 -> 513.18 |
Agari Spring Tournament 2024: 0% -> 100% |
2024-03-06 | 12 -> 14 | 598.74 -> 581.35 |
IX Russian Riichi Championship: 71% -> 57% |
2024-02-12 | 14 -> 12 | 578.85 -> 598.74 |
Moscow Riichi 2022: 43% -> 29% |
2024-01-20 | 11 -> 14 | 603.90 -> 578.85 |
Tenpai can't buy happiness: 29% -> 14% |
2024-01-06 | 9 -> 11 | 618.46 -> 603.90 |
IX Russian Riichi Championship: 86% -> 71% |
2023-12-19 | 10 -> 9 | 621.42 -> 618.46 |
Agari team tournament: 14% -> 0% |
2023-12-12 | 11 -> 10 | 601.89 -> 621.42 |
Moscow Riichi 2022: 57% -> 43% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 457 |
|
26/47 | 100% | 2.10 | RR | Seihoku spring tournament 2024 |
2 | 235 |
|
40/52 | 100% | 3.05 | RR | Agari Spring Tournament 2024 |
3 | 495 |
|
55/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
4 | 494 |
|
45/88 | 100% | 3.75 | RR | Money can not buy tenpai |
5 | 933 |
|
6/76 | 57% | 4.20 | RR | IX Russian Riichi Championship |
6 | 288 |
|
80/112 | 14% | 4.05 | RR | Moscow Riichi 2022 |
7 | 955 |
|
4/68 | 0% | 3.50 | RR | Tenpai can't buy happiness |
8 | 809 |
|
10/48 | 0% | 3.10 | RR | Agari team tournament |
9 | 533 |
|
36/76 | 0% | 3.45 | RR | Saint Petersburg Open 2021 |
10 | 897 |
|
5/40 | 0% | 2.90 | EMA | Big open chiitoitsu in a small tenpai |
11 | 97 |
|
29/32 | 0% | 2.70 | RR | The last chance: back to 2019 |
12 | 378 |
|
70/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
13 | 714 |
|
19/64 | 0% | 3.45 | EMA | Saint Petersburg Open 2019 |
14 | 698 |
|
20/64 | 0% | 3.85 | EMA | Aki Shanten 2019 |
15 | 764 |
|
14/56 | 0% | 3.03 | EMA | Tri Nitro Tournament 2019 - 7th Detonation |
16 | 778 |
|
7/28 | 0% | 2.60 | RR | And yet the sinner collects tanyao |
17 | 857 |
|
6/36 | 0% | 3.20 | RR | Moscow Open Riichi Marathon 2019 |
18 | 256 |
|
30/40 | 0% | 2.90 | RR | Summer Cup 2019 |
19 | 494 |
|
43/84 | 0% | 4.20 | EMA | Haru Shanten 2019 |
20 | 915 |
|
5/48 | 0% | 3.10 | RR | Agari team tournament 2019 |
21 | 873 |
|
8/56 | 0% | 3.00 | EMA | Snow Dragon |
22 | 231 |
|
31/40 | 0% | 2.90 | RR | North Cup 2018 |
23 | 698 |
|
20/64 | 0% | 3.45 | EMA | White Dragon Tournament |
24 | 978 |
|
3/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
25 | 484 |
|
17/32 | 0% | 2.70 | EMA | Tsukimi 2018 |
26 | 170 |
|
40/48 | 0% | 3.10 | RR | Moscow Riichi Open 2018 |
27 | 870 |
|
4/24 | 0% | 3.18 | RR | Winner tournament. Agari season event |
28 | 593 |
|
12/28 | 0% | 3.00 | RR | Moscow Open Riichi Marathon |
29 | 581 |
|
14/32 | 0% | 2.85 | EMA | 5th Prague Open Riichi Championship 2018 |
30 | 732 |
|
20/72 | 0% | 3.55 | EMA | RCR Saint Petersburg South Cup 2018 |
31 | 535 |
|
34/72 | 0% | 3.85 | EMA | Haru Shanten 2018 |
32 | 819 |
|
16/84 | 0% | 3.40 | EMA | VI Russian Riichi Championship 2017 |
33 | 972 |
|
3/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten |
34 | 564 |
|
18/40 | 0% | 2.75 | EMA | Riichi Dutch open 2017 |
35 | 730 |
|
18/64 | 0% | 3.45 | EMA | Moscow Riichi Open 2017 |
36 | 963 |
|
2/28 | 0% | 2.60 | RR | Moscow Riichi Half Marathon 2017 |
37 | 743 |
|
10/36 | 0% | 3.20 | RR | Moscow Open Riichi Marathon 2017 |
38 | 949 |
|
3/40 | 0% | 2.00 | RR | Moscow championship 2017 (JPML-A rules) |
39 | 667 |
|
6/16 | 0% | 2.30 | RR | February mini-tournament glhf; 2017 |
40 | 826 |
|
5/24 | 0% | 1.60 | RR | December tournament glhf; 2016 |
41 | 379 |
|
55/88 | 0% | 3.45 | EMA | V Russian Riichi Championship 2016 |
42 | 478 |
|
13/24 | 0% | 1.60 | RR | May tournament glhf; 2016 |
43 | 933 |
|
2/16 | 0% | 1.20 | RR | Riichi mahjong league tournament 2016 (JPML-A rules) |
44 | 960 |
|
5/100 | 0% | 3.40 | RR | "Japanese House" riichi mahjong cup 2016 |
45 | 706 |
|
16/52 | 0% | 2.90 | EMA | Russian Open Riichi Championship 2015 |
46 | 140 |
|
38/44 | 0% | 2.50 | EMA | Moscow Riichi Championship 2015 |
47 | 841 |
|
11/64 | 0% | 3.15 | RR | "Japanese House" riichi mahjong cup 2014 |
48 | 973 |
|
3/76 | 0% | 2.50 | RR | Moscow Riichi 2014 |
49 | 507 |
|
36/72 | 0% | 3.25 | EMA | Russian Riichi Championship 2013 |
50 | 36 |
|
54/56 | 0% | 3.00 | RR | "Japanese House" riichi mahjong cup 2013 |