Kolpakov Denis

From Perm, Russia

EMA: 15020053

Player page

Internal rating (RR)

Rating date Sept. 9, 2026 (latest changes Sept. 7, 2026).

34 place (645.06).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.40 * 1 + 3.40 * 1) = 15.41

p1 = (342.86 * 3.50 * 0.57 + 985.07 * 4.10 * 0.71 + 192.98 * 3.90 * 1 + 972.03 * 4.71 * 1 + 549.30 * 3.40 * 1) / (3.50 * 0.57 + 4.10 * 0.71 + 3.90 * 1 + 4.71 * 1 + 3.40 * 1) = 635.7747691210512

p2 = (972.03 * 4.71 * 1 + 985.07 * 4.10 * 0.71 + 549.30 * 3.40 * 1 + 192.98 * 3.90 * 1) / max_coefficients = 654.3419857235561

score = 635.7747691210512 * 0.5 + 654.3419857235561 * 0.5 = 645.0583774223037

Rating changes

Show

all results
Date Place Points Reason
2026-09-07 33 -> 34 645.06
2026-09-06 45 -> 33 594.96 -> 645.06

Sunset Wolf Cup 2026: 0% -> 100%
2026-09-03 46 -> 45 596.04 -> 594.96

Riichi over The Volga 2025: 71% -> 57%
2026-09-01 48 -> 46 596.04
2026-08-31 49 -> 48 595.09 -> 596.04
2026-08-26 48 -> 49 595.09
2026-08-15 42 -> 48 618.61 -> 595.09

13 bloody tiles: 86% -> 71%
2026-08-13 41 -> 42 618.61
2026-08-04 34 -> 41 642.31 -> 618.61

Riichi over Volga: 14% -> 0%
2026-08-03 35 -> 34 642.31

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 549 2026-09-06 33/72 100% 3.40 RR Sunset Wolf Cup 2026 Saint Petersburg
2 972 2026-06-14 5/144 100% 4.71 RR XII Russian Championship Samara
3 193 2025-11-04 47/58 100% 3.90 RR XI Russian Championship Moscow
4 985 2025-06-15 🥈 2/68 71% 4.10 RR 13 bloody tiles Perm
5 343 2025-05-03 47/71 57% 3.50 RR Riichi over The Volga 2025 Samara
6 810 2024-08-04 16/80 0% 3.65 RR Riichi over Volga Samara
7 234 2024-07-14 37/48 0% 2.80 RR Guardian of the Winds Yekaterinburg
8 636 2024-05-12 40/108 0% 4.60 RR X Russian Championship Perm
9 551 2023-09-03 49/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
10 989 2023-06-11 🥈 2/88 0% 3.75 RR Money can not buy tenpai Perm
11 147 2022-11-06 65/76 0% 4.20 RR IX Russian Riichi Championship Perm
12 180 2022-06-12 92/112 0% 4.05 RR Moscow Riichi 2022 Moscow
13 424 2022-03-20 39/67 0% 3.45 RR Tenpai can't buy happiness Perm
14 640 2021-11-28 28/76 0% 3.45 RR Saint Petersburg Open 2021 Saint Petersburg
15 568 2019-12-15 49/112 0% 4.05 EMA VIII Russian Riichi Championship Moscow
16 333 2019-11-04 43/64 0% 3.85 EMA Aki Shanten 2019 Perm
17 988 2019-05-04 🥈 2/84 0% 4.20 EMA Haru Shanten 2019 Perm
18 947 2019-02-10 🥈 2/20 0% 2.10 RR Fuyu Shanten 2019 Perm
19 560 2018-11-18 41/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten" Perm
20 889 2018-08-11 4/28 0% 1.70 RR Natsu Shanten 2018 Perm
21 676 2018-05-01 24/72 0% 3.85 EMA Haru Shanten 2018 Perm
22 185 2018-02-17 23/28 0% 1.70 RR Fuyu Shanten Perm
23 324 2017-11-12 49/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten Perm
24 548 2017-06-03 15/32 0% 1.60 RR "Summer shanten" tournament, Perm 2017 Perm
25 548 2017-04-16 15/32 0% 2.20 RR Second riichi mahjong tournament, Chelyabinsk 2017 Chelyabinsk
26 444 2017-03-25 16/28 0% 1.50 RR "Spring shanten" tournament, Perm 2017 Perm
27 579 2015-09-27 9/20 0% 1.70 RR Plitochka Tyumen
28 815 2015-02-22 6/28 0% 1.90 RR 2 winter riichi mahjong tournament 2015 Yekaterinburg
29 263 2014-10-25 15/20 0% 1.30 RR Autumn riichi mahjong tournament 2014 Yekaterinburg
30 455 2013-05-19 31/56 0% 3.00 RR "Japanese House" riichi mahjong cup 2013 Moscow