Kolpakov Denis
From Perm, Russia
EMA: 15020053
Common russian riichi rating (CRR)
Rating date Oct. 27, 2022 (latest changes Oct. 27, 2022).
59 place (326.94).
how we calculated rating score
max_coefficients = (4.05 * 1 + 3.50 * 1 + 3.45 * 1 + 3.30 * 1) = 14.3
p1 = (640 * 3.45 * 1 + 432.84 * 3.50 * 1 + 180.18 * 4.05 * 1 + 0 + 0) / (3.45 * 1 + 3.50 * 1 + 4.05 * 1 + 1 + 1) = 342.5123076923077
p2 = (640 * 3.45 * 1 + 432.84 * 3.50 * 1 + 180.18 * 4.05 * 1) / max_coefficients = 311.37482517482516
score = 342.5123076923077 * 0.5 + 311.37482517482516 * 0.5 = 326.9435664335664
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2022-10-14 | 48 -> 59 | 437.79 -> 326.94 | |
2021-02-01 | 27 -> 48 | 655.50 -> 437.79 | |
2020-02-01 | 27 | 655.50 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 180 |
|
92/112 | 100% | 4.05 | RR | Moscow Riichi 2022 |
2 | 433 |
|
39/68 | 100% | 3.50 | RR | Tenpai can't buy happiness |
3 | 640 |
|
28/76 | 100% | 3.45 | RR | Saint Petersburg Open 2021 |
4 | 568 |
|
49/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
5 | 333 |
|
43/64 | 0% | 3.85 | EMA | Aki Shanten 2019 |
6 | 988 |
|
2/84 | 0% | 4.20 | EMA | Haru Shanten 2019 |
7 | 947 |
|
2/20 | 0% | 2.10 | RR | Fuyu Shanten 2019 |
8 | 560 |
|
41/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
9 | 889 |
|
4/28 | 0% | 1.70 | RR | Natsu Shanten 2018 |
10 | 676 |
|
24/72 | 0% | 3.85 | EMA | Haru Shanten 2018 |
11 | 185 |
|
23/28 | 0% | 1.70 | RR | Fuyu Shanten |
12 | 324 |
|
49/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten |
13 | 548 |
|
15/32 | 0% | 1.60 | RR | "Summer shanten" tournament, Perm 2017 |
14 | 548 |
|
15/32 | 0% | 2.20 | RR | Second riichi mahjong tournament, Chelyabinsk 2017 |
15 | 444 |
|
16/28 | 0% | 1.50 | RR | "Spring shanten" tournament, Perm 2017 |
16 | 579 |
|
9/20 | 0% | 1.70 | RR | Plitochka |
17 | 815 |
|
6/28 | 0% | 1.90 | RR | 2 winter riichi mahjong tournament 2015 |
18 | 263 |
|
15/20 | 0% | 1.30 | RR | Autumn riichi mahjong tournament 2014 |
19 | 455 |
|
31/56 | 0% | 3.00 | RR | "Japanese House" riichi mahjong cup 2013 |