Korobeynikov Vladimir

Russian Champion 2019

From Moscow, Russia

EMA: 15990148

Player page

Internal rating (RR)

Rating date June 26, 2026 (latest changes June 26, 2026).

105 place (416.16).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 4.10 * 0.86 + 3.45 * 1) = 15.574109999999997

p1 = (775.28 * 3.75 * 0.29 + 912.28 * 3.90 * 1 + 0 + 0 + 0) / (3.75 * 0.29 + 3.90 * 1 + 1 + 1 + 1) = 550.5336281381819

p2 = (912.28 * 3.90 * 1 + 775.28 * 3.75 * 0.29) / max_coefficients = 281.7823939859164

score = 550.5336281381819 * 0.5 + 281.7823939859164 * 0.5 = 416.1580110620492

Rating changes

Show

all results
Date Place Points Reason
2026-06-15 104 -> 105 411.05 -> 416.16
2026-06-14 85 -> 104 423.03 -> 411.05
2026-06-13 82 -> 85 444.09 -> 423.03

Moscow Riichi 2024: 43% -> 29%
2026-06-09 61 -> 82 499.65 -> 444.09

Agari Summer Tournament 2024: 14% -> 0%
2026-06-04 62 -> 61 499.65
2026-05-12 50 -> 62 577.87 -> 499.65

X Russian Championship: 14% -> 0%
2026-05-03 47 -> 50 576.56 -> 577.87
2026-05-01 48 -> 47 576.56
2026-04-13 47 -> 48 590.80 -> 576.56

Moscow Riichi 2024: 57% -> 43%
2026-04-11 44 -> 47 590.80

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 912 2025-11-04 6/58 100% 3.90 RR XI Russian Championship Moscow
2 775 2024-10-13 21/90 29% 3.75 RR Moscow Riichi 2024 Moscow
3 843 2024-06-09 9/52 0% 3.05 RR Agari Summer Tournament 2024 Moscow
4 972 2024-05-12 4/108 0% 4.60 RR X Russian Championship Perm
5 765 2024-03-10 13/52 0% 3.05 RR Agari Spring Tournament 2024 Moscow
6 627 2022-11-06 29/76 0% 4.20 RR IX Russian Riichi Championship Perm
7 946 2022-06-12 7/112 0% 4.05 RR Moscow Riichi 2022 Moscow
8 935 2020-01-26 🥉 3/32 0% 2.70 RR The last chance: back to 2019 Moscow
9 1000 2019-12-15 🥇 1/112 0% 4.05 EMA VIII Russian Riichi Championship Moscow
10 825 2019-11-24 12/64 0% 3.45 EMA Saint Petersburg Open 2019 Saint Petersburg
11 574 2018-08-19 21/48 0% 3.10 RR Moscow Riichi Open 2018 Moscow
12 831 2017-12-11 15/84 0% 3.40 EMA VI Russian Riichi Championship 2017 Saint Petersburg
13 889 2017-10-22 8/64 0% 3.45 EMA Moscow Riichi Open 2017 Moscow
14 436 2017-03-11 23/40 0% 2.00 RR Moscow championship 2017 (JPML-A rules) Moscow
15 419 2015-03-08 26/44 0% 2.50 EMA Moscow Riichi Championship 2015 Moscow
16 960 2014-02-15 4/76 0% 2.50 RR Moscow Riichi 2014 Moscow
17 746 2013-12-08 19/72 0% 3.25 EMA Russian Riichi Championship 2013 Moscow
18 509 2013-05-19 28/56 0% 3.00 RR "Japanese House" riichi mahjong cup 2013 Moscow