Kolpakov Denis
From Perm, Russia
EMA: 15020053
Common russian riichi rating (CRR)
Rating date Nov. 26, 2023 (latest changes Nov. 26, 2023).
35 place (492.07).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.90 * 1) = 14.249820000000001
p1 = (640 * 3.45 * 0.14 + 432.84 * 3.50 * 0.29 + 180.18 * 4.05 * 0.57 + 146.67 * 4.20 * 0.86 + 988.51 * 3.75 * 1 + 551.40 * 4 * 1) / (3.45 * 0.14 + 3.50 * 0.29 + 4.05 * 0.57 + 4.20 * 0.86 + 3.75 * 1 + 4 * 1) = 501.80164934292503
p2 = (988.51 * 3.75 * 1 + 551.40 * 4 * 1 + 146.67 * 4.20 * 0.86 + 432.84 * 3.50 * 0.29) / max_coefficients = 482.3422330948742
score = 501.80164934292503 * 0.5 + 482.3422330948742 * 0.5 = 492.0719412188996
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-11-26 | 35 | 493.78 -> 492.07 | |
2023-11-20 | 34 -> 35 | 500.32 -> 493.78 |
Tenpai can't buy happiness: 43% -> 29% |
2023-11-06 | 39 -> 34 | 486.60 -> 500.32 |
IX Russian Riichi Championship: 100% -> 86% |
2023-11-05 | 38 -> 39 | 486.60 | |
2023-10-27 | 39 -> 38 | 486.60 | |
2023-10-22 | 38 -> 39 | 486.60 | |
2023-10-12 | 43 -> 38 | 479.81 -> 486.60 |
Moscow Riichi 2022: 71% -> 57% |
2023-09-28 | 44 -> 43 | 482.64 -> 479.81 |
Saint Petersburg Open 2021: 29% -> 14% |
2023-09-20 | 38 -> 44 | 489.26 -> 482.64 |
Tenpai can't buy happiness: 57% -> 43% |
2023-09-03 | 43 -> 38 | 442.53 -> 489.26 |
SPB Riichi Open 2023: 0% -> 100% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 551 |
|
49/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
2 | 989 |
|
2/88 | 100% | 3.75 | RR | Money can not buy tenpai |
3 | 147 |
|
65/76 | 86% | 4.20 | RR | IX Russian Riichi Championship |
4 | 180 |
|
92/112 | 57% | 4.05 | RR | Moscow Riichi 2022 |
5 | 433 |
|
39/68 | 29% | 3.50 | RR | Tenpai can't buy happiness |
6 | 640 |
|
28/76 | 14% | 3.45 | RR | Saint Petersburg Open 2021 |
7 | 568 |
|
49/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
8 | 333 |
|
43/64 | 0% | 3.85 | EMA | Aki Shanten 2019 |
9 | 988 |
|
2/84 | 0% | 4.20 | EMA | Haru Shanten 2019 |
10 | 947 |
|
2/20 | 0% | 2.10 | RR | Fuyu Shanten 2019 |
11 | 560 |
|
41/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
12 | 889 |
|
4/28 | 0% | 1.70 | RR | Natsu Shanten 2018 |
13 | 676 |
|
24/72 | 0% | 3.85 | EMA | Haru Shanten 2018 |
14 | 185 |
|
23/28 | 0% | 1.70 | RR | Fuyu Shanten |
15 | 324 |
|
49/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten |
16 | 548 |
|
15/32 | 0% | 1.60 | RR | "Summer shanten" tournament, Perm 2017 |
17 | 548 |
|
15/32 | 0% | 2.20 | RR | Second riichi mahjong tournament, Chelyabinsk 2017 |
18 | 444 |
|
16/28 | 0% | 1.50 | RR | "Spring shanten" tournament, Perm 2017 |
19 | 579 |
|
9/20 | 0% | 1.70 | RR | Plitochka |
20 | 815 |
|
6/28 | 0% | 1.90 | RR | 2 winter riichi mahjong tournament 2015 |
21 | 263 |
|
15/20 | 0% | 1.30 | RR | Autumn riichi mahjong tournament 2014 |
22 | 455 |
|
31/56 | 0% | 3.00 | RR | "Japanese House" riichi mahjong cup 2013 |