Sirotkin Dmitry
From Moscow, Russia
EMA: 15990155
Internal rating (RR)
Rating date Dec. 4, 2022 (latest changes Dec. 4, 2022).
3 place (733.43).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 3.10 * 1) = 14.85
p1 = (533.33 * 3.45 * 0.86 + 808.51 * 3.10 * 1 + 955.22 * 3.50 * 1 + 288.29 * 4.05 * 1 + 933.33 * 4.20 * 1) / (3.45 * 0.86 + 3.10 * 1 + 3.50 * 1 + 4.05 * 1 + 4.20 * 1) = 702.7738256791783
p2 = (933.33 * 4.20 * 1 + 955.22 * 3.50 * 1 + 808.51 * 3.10 * 1 + 533.33 * 3.45 * 0.86) / max_coefficients = 764.0888888888888
score = 702.7738256791783 * 0.5 + 764.0888888888888 * 0.5 = 733.4313572840335
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2022-11-28 | 4 -> 3 | 731.00 -> 733.43 |
Saint Petersburg Open 2021: 100% -> 86% |
2022-11-06 | 12 -> 4 | 602.98 -> 731.00 |
IX Russian Riichi Championship: 0% -> 100% |
2022-10-14 | 10 -> 12 | 670.38 -> 602.98 | |
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 | 933 |
|
6/76 | 100% | 4.20 | RR | IX Russian Riichi Championship |
2 | 288 |
|
80/112 | 100% | 4.05 | RR | Moscow Riichi 2022 |
3 | 955 |
|
4/68 | 100% | 3.50 | RR | Tenpai can't buy happiness |
4 | 809 |
|
10/48 | 100% | 3.10 | RR | Agari team tournament |
5 | 533 |
|
36/76 | 86% | 3.45 | RR | Saint Petersburg Open 2021 |
6 | 897 |
|
5/40 | 0% | 2.90 | EMA | Big open chiitoitsu in a small tenpai |
7 | 97 |
|
29/32 | 0% | 2.70 | RR | The last chance: back to 2019 |
8 | 378 |
|
70/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
9 | 714 |
|
19/64 | 0% | 3.45 | EMA | Saint Petersburg Open 2019 |
10 | 698 |
|
20/64 | 0% | 3.85 | EMA | Aki Shanten 2019 |
11 | 764 |
|
14/56 | 0% | 3.03 | EMA | Tri Nitro Tournament 2019 - 7th Detonation |
12 | 778 |
|
7/28 | 0% | 2.60 | RR | And yet the sinner collects tanyao |
13 | 857 |
|
6/36 | 0% | 3.20 | RR | Moscow Open Riichi Marathon 2019 |
14 | 256 |
|
30/40 | 0% | 2.90 | RR | Summer Cup 2019 |
15 | 494 |
|
43/84 | 0% | 4.20 | EMA | Haru Shanten 2019 |
16 | 915 |
|
5/48 | 0% | 3.10 | RR | Agari team tournament 2019 |
17 | 873 |
|
8/56 | 0% | 3.00 | EMA | Snow Dragon |
18 | 231 |
|
31/40 | 0% | 2.90 | RR | North Cup 2018 |
19 | 698 |
|
20/64 | 0% | 3.45 | EMA | White Dragon Tournament |
20 | 978 |
|
3/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
21 | 484 |
|
17/32 | 0% | 2.70 | EMA | Tsukimi 2018 |
22 | 170 |
|
40/48 | 0% | 3.10 | RR | Moscow Riichi Open 2018 |
23 | 870 |
|
4/24 | 0% | 3.18 | RR | Winner tournament. Agari season event |
24 | 593 |
|
12/28 | 0% | 3.00 | RR | Moscow Open Riichi Marathon |
25 | 581 |
|
14/32 | 0% | 2.85 | EMA | 5th Prague Open Riichi Championship 2018 |
26 | 732 |
|
20/72 | 0% | 3.55 | EMA | RCR Saint Petersburg South Cup 2018 |
27 | 535 |
|
34/72 | 0% | 3.85 | EMA | Haru Shanten 2018 |
28 | 819 |
|
16/84 | 0% | 3.40 | EMA | VI Russian Riichi Championship 2017 |
29 | 972 |
|
3/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten |
30 | 564 |
|
18/40 | 0% | 2.75 | EMA | Riichi Dutch open 2017 |
31 | 730 |
|
18/64 | 0% | 3.45 | EMA | Moscow Riichi Open 2017 |
32 | 963 |
|
2/28 | 0% | 2.60 | RR | Moscow Riichi Half Marathon 2017 |
33 | 743 |
|
10/36 | 0% | 3.20 | RR | Moscow Open Riichi Marathon 2017 |
34 | 949 |
|
3/40 | 0% | 2.00 | RR | Moscow championship 2017 (JPML-A rules) |
35 | 667 |
|
6/16 | 0% | 2.30 | RR | February mini-tournament glhf; 2017 |
36 | 826 |
|
5/24 | 0% | 1.60 | RR | December tournament glhf; 2016 |
37 | 379 |
|
55/88 | 0% | 3.45 | EMA | V Russian Riichi Championship 2016 |
38 | 478 |
|
13/24 | 0% | 1.60 | RR | May tournament glhf; 2016 |
39 | 933 |
|
2/16 | 0% | 1.20 | RR | Riichi mahjong league tournament 2016 (JPML-A rules) |
40 | 960 |
|
5/100 | 0% | 3.40 | RR | "Japanese House" riichi mahjong cup 2016 |
41 | 706 |
|
16/52 | 0% | 2.90 | EMA | Russian Open Riichi Championship 2015 |
42 | 140 |
|
38/44 | 0% | 2.50 | EMA | Moscow Riichi Championship 2015 |
43 | 841 |
|
11/64 | 0% | 3.15 | RR | "Japanese House" riichi mahjong cup 2014 |
44 | 973 |
|
3/76 | 0% | 2.50 | RR | Moscow Riichi 2014 |
45 | 507 |
|
36/72 | 0% | 3.25 | EMA | Russian Riichi Championship 2013 |
46 | 36 |
|
54/56 | 0% | 3.00 | RR | "Japanese House" riichi mahjong cup 2013 |