Korobeynikov Vladimir

Russian Champion 2019

From Moscow, Russia

EMA: 15990148

Player page

Common russian riichi rating (CRR)

Rating date June 5, 2026 (latest changes June 4, 2026).

74 place (501.58).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.45 * 1 + 3.40 * 1) = 14.85

p1 = (843.14 * 3.05 * 0.14 + 775.28 * 3.75 * 0.43 + 86.96 * 2.80 * 0.43 + 912.28 * 3.90 * 1 + 0) / (3.05 * 0.14 + 3.75 * 0.43 + 2.80 * 0.43 + 3.90 * 1 + 1) = 647.8787450840736

p2 = (912.28 * 3.90 * 1 + 775.28 * 3.75 * 0.43 + 843.14 * 3.05 * 0.14 + 86.96 * 2.80 * 0.43) / max_coefficients = 355.27205387205396

score = 647.8787450840736 * 0.5 + 355.27205387205396 * 0.5 = 501.5753994780638

Rating changes

Show

all results
Date Place Points Reason
2026-06-04 75 -> 74 501.58
2026-06-01 77 -> 75 489.62 -> 501.58

Riichi never changing: 57% -> 43%
2026-05-26 76 -> 77 489.62
2026-05-19 77 -> 76 489.62
2026-05-14 78 -> 77 489.62
2026-05-12 60 -> 78 558.39 -> 489.62

X Russian Championship: 14% -> 0%
2026-05-11 59 -> 60 558.39
2026-05-07 60 -> 59 558.39
2026-05-03 59 -> 60 557.08 -> 558.39
2026-05-02 60 -> 59 557.08

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 87 2024-12-01 22/24 43% 2.80 CRR Riichi never changing Moscow
3 775 2024-10-13 21/90 43% 3.75 RR Moscow Riichi 2024 Moscow
4 843 2024-06-09 9/52 14% 3.05 RR Agari Summer Tournament 2024 Moscow
5 972 2024-05-12 4/108 0% 4.60 RR X Russian Championship Perm
6 765 2024-03-10 13/52 0% 3.05 RR Agari Spring Tournament 2024 Moscow
7 435 2022-12-18 14/24 0% 2.80 CRR Meeting in the billiard room Moscow
8 627 2022-11-06 29/76 0% 4.20 RR IX Russian Riichi Championship Perm
9 946 2022-06-12 7/112 0% 4.05 RR Moscow Riichi 2022 Moscow
10 935 2020-01-26 🥉 3/32 0% 2.70 RR The last chance: back to 2019 Moscow
11 1000 2019-12-15 🥇 1/112 0% 4.05 EMA VIII Russian Riichi Championship Moscow
12 825 2019-11-24 12/64 0% 3.45 EMA Saint Petersburg Open 2019 Saint Petersburg
13 574 2018-08-19 21/48 0% 3.10 RR Moscow Riichi Open 2018 Moscow
14 963 2018-05-20 🥈 2/28 0% 3.50 CRR A-League Moscow
15 831 2017-12-11 15/84 0% 3.40 EMA VI Russian Riichi Championship 2017 Saint Petersburg
16 889 2017-10-22 8/64 0% 3.45 EMA Moscow Riichi Open 2017 Moscow
17 436 2017-03-11 23/40 0% 2.00 RR Moscow championship 2017 (JPML-A rules) Moscow
18 419 2015-03-08 26/44 0% 2.50 EMA Moscow Riichi Championship 2015 Moscow
19 960 2014-02-15 4/76 0% 2.50 RR Moscow Riichi 2014 Moscow
20 746 2013-12-08 19/72 0% 3.25 EMA Russian Riichi Championship 2013 Moscow
21 509 2013-05-19 28/56 0% 3.00 RR "Japanese House" riichi mahjong cup 2013 Moscow