Kolpakov Denis
From Perm, Russia
EMA: 15020053
Common russian riichi rating (CRR)
Rating date Sept. 6, 2024 (latest changes Sept. 6, 2024).
24 place (649.76).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.65 * 1 + 4 * 0.86) = 15.5284
p1 = (146.67 * 4.20 * 0.14 + 988.51 * 3.75 * 0.71 + 551.40 * 4 * 0.86 + 635.51 * 4.60 * 1 + 234.04 * 2.80 * 1 + 810.13 * 3.65 * 1) / (4.20 * 0.14 + 3.75 * 0.71 + 4 * 0.86 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1) = 628.5865371267606
p2 = (810.13 * 3.65 * 1 + 635.51 * 4.60 * 1 + 988.51 * 3.75 * 0.71 + 551.40 * 4 * 0.86) / max_coefficients = 670.937765642307
score = 628.5865371267606 * 0.5 + 670.937765642307 * 0.5 = 649.7621513845338
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2024-09-06 | 26 -> 24 | 641.89 -> 649.76 |
IX Russian Riichi Championship: 29% -> 14% |
2024-09-03 | 29 -> 26 | 638.84 -> 641.89 |
SPB Riichi Open 2023: 100% -> 86% |
2024-09-01 | 25 -> 29 | 656.27 -> 638.84 | |
2024-08-26 | 26 -> 25 | 656.27 | |
2024-08-11 | 22 -> 26 | 674.85 -> 656.27 |
Money can not buy tenpai: 86% -> 71% |
2024-08-04 | 30 -> 22 | 590.35 -> 674.85 |
Riichi over Volga: 0% -> 100% |
2024-07-14 | 30 | 587.95 -> 590.35 |
Guardian of the Winds: 0% -> 100% |
2024-07-06 | 33 -> 30 | 581.50 -> 587.95 |
IX Russian Riichi Championship: 43% -> 29% |
2024-07-03 | 32 -> 33 | 581.50 | |
2024-06-11 | 27 -> 32 | 607.90 -> 581.50 |
Money can not buy tenpai: 100% -> 86% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 810 |
|
16/80 | 100% | 3.65 | RR | Riichi over Volga |
2 | 234 |
|
37/48 | 100% | 2.80 | RR | Guardian of the Winds |
3 | 636 |
|
40/108 | 100% | 4.60 | RR | X Russian Championship |
4 | 551 |
|
49/108 | 86% | 4.00 | RR | SPB Riichi Open 2023 |
5 | 989 |
|
2/88 | 71% | 3.75 | RR | Money can not buy tenpai |
6 | 147 |
|
65/76 | 14% | 4.20 | RR | IX Russian Riichi Championship |
7 | 180 |
|
92/112 | 0% | 4.05 | RR | Moscow Riichi 2022 |
8 | 433 |
|
39/68 | 0% | 3.50 | RR | Tenpai can't buy happiness |
9 | 640 |
|
28/76 | 0% | 3.45 | RR | Saint Petersburg Open 2021 |
10 | 568 |
|
49/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
11 | 333 |
|
43/64 | 0% | 3.85 | EMA | Aki Shanten 2019 |
12 | 988 |
|
2/84 | 0% | 4.20 | EMA | Haru Shanten 2019 |
13 | 947 |
|
2/20 | 0% | 2.10 | RR | Fuyu Shanten 2019 |
14 | 560 |
|
41/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
15 | 889 |
|
4/28 | 0% | 1.70 | RR | Natsu Shanten 2018 |
16 | 676 |
|
24/72 | 0% | 3.85 | EMA | Haru Shanten 2018 |
17 | 185 |
|
23/28 | 0% | 1.70 | RR | Fuyu Shanten |
18 | 324 |
|
49/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten |
19 | 548 |
|
15/32 | 0% | 1.60 | RR | "Summer shanten" tournament, Perm 2017 |
20 | 548 |
|
15/32 | 0% | 2.20 | RR | Second riichi mahjong tournament, Chelyabinsk 2017 |
21 | 444 |
|
16/28 | 0% | 1.50 | RR | "Spring shanten" tournament, Perm 2017 |
22 | 579 |
|
9/20 | 0% | 1.70 | RR | Plitochka |
23 | 815 |
|
6/28 | 0% | 1.90 | RR | 2 winter riichi mahjong tournament 2015 |
24 | 263 |
|
15/20 | 0% | 1.30 | RR | Autumn riichi mahjong tournament 2014 |
25 | 455 |
|
31/56 | 0% | 3.00 | RR | "Japanese House" riichi mahjong cup 2013 |