Kolpakov Denis
From Perm, Russia
EMA: 15020053
Common russian riichi rating (CRR)
Rating date May 6, 2023 (latest changes May 6, 2023).
94 place (276.32).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 2.80 * 1) = 14.04985
p1 = (640 * 3.45 * 0.57 + 432.84 * 3.50 * 0.86 + 180.18 * 4.05 * 1 + 146.67 * 4.20 * 1 + 0) / (3.45 * 0.57 + 3.50 * 0.86 + 4.05 * 1 + 4.20 * 1 + 1) = 274.6480953057341
p2 = (432.84 * 3.50 * 0.86 + 640 * 3.45 * 0.57 + 180.18 * 4.05 * 1 + 146.67 * 4.20 * 1) / max_coefficients = 277.99727399224906
score = 274.6480953057341 * 0.5 + 277.99727399224906 * 0.5 = 276.3226846489916
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-05-06 | 95 -> 94 | 276.32 | |
2023-05-01 | 93 -> 95 | 276.32 | |
2023-04-22 | 91 -> 93 | 276.32 | |
2023-04-19 | 92 -> 91 | 276.32 | |
2023-03-28 | 83 -> 92 | 293.67 -> 276.32 |
Saint Petersburg Open 2021: 71% -> 57% |
2023-03-20 | 84 -> 83 | 298.35 -> 293.67 |
Tenpai can't buy happiness: 100% -> 86% |
2023-03-06 | 85 -> 84 | 298.35 | |
2023-02-25 | 79 -> 85 | 298.35 | |
2023-01-28 | 76 -> 79 | 312.90 -> 298.35 |
Saint Petersburg Open 2021: 86% -> 71% |
2023-01-14 | 74 -> 76 | 312.90 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 147 |
|
65/76 | 100% | 4.20 | RR | IX Russian Riichi Championship |
2 | 180 |
|
92/112 | 100% | 4.05 | RR | Moscow Riichi 2022 |
3 | 433 |
|
39/68 | 86% | 3.50 | RR | Tenpai can't buy happiness |
4 | 640 |
|
28/76 | 57% | 3.45 | RR | Saint Petersburg Open 2021 |
5 | 568 |
|
49/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
6 | 333 |
|
43/64 | 0% | 3.85 | EMA | Aki Shanten 2019 |
7 | 988 |
|
2/84 | 0% | 4.20 | EMA | Haru Shanten 2019 |
8 | 947 |
|
2/20 | 0% | 2.10 | RR | Fuyu Shanten 2019 |
9 | 560 |
|
41/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
10 | 889 |
|
4/28 | 0% | 1.70 | RR | Natsu Shanten 2018 |
11 | 676 |
|
24/72 | 0% | 3.85 | EMA | Haru Shanten 2018 |
12 | 185 |
|
23/28 | 0% | 1.70 | RR | Fuyu Shanten |
13 | 324 |
|
49/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten |
14 | 548 |
|
15/32 | 0% | 1.60 | RR | "Summer shanten" tournament, Perm 2017 |
15 | 548 |
|
15/32 | 0% | 2.20 | RR | Second riichi mahjong tournament, Chelyabinsk 2017 |
16 | 444 |
|
16/28 | 0% | 1.50 | RR | "Spring shanten" tournament, Perm 2017 |
17 | 579 |
|
9/20 | 0% | 1.70 | RR | Plitochka |
18 | 815 |
|
6/28 | 0% | 1.90 | RR | 2 winter riichi mahjong tournament 2015 |
19 | 263 |
|
15/20 | 0% | 1.30 | RR | Autumn riichi mahjong tournament 2014 |
20 | 455 |
|
31/56 | 0% | 3.00 | RR | "Japanese House" riichi mahjong cup 2013 |