Korobeynikov Vladimir

Russian Champion 2019

From Moscow, Russia

EMA: 15990148

Player page

Common russian riichi rating (CRR)

Rating date April 20, 2026 (latest changes April 19, 2026).

60 place (557.08).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95

p1 = (971.96 * 4.60 * 0.14 + 843.14 * 3.05 * 0.14 + 775.28 * 3.75 * 0.43 + 86.96 * 2.80 * 0.57 + 912.28 * 3.90 * 1) / (4.60 * 0.14 + 3.05 * 0.14 + 3.75 * 0.43 + 2.80 * 0.57 + 3.90 * 1) = 725.5137125161044

p2 = (912.28 * 3.90 * 1 + 775.28 * 3.75 * 0.43 + 971.96 * 4.60 * 0.14 + 843.14 * 3.05 * 0.14) / max_coefficients = 388.6521739130435

score = 725.5137125161044 * 0.5 + 388.6521739130435 * 0.5 = 557.082943214574

Rating changes

Show

all results
Date Place Points Reason
2026-04-19 61 -> 60 557.08
2026-04-13 56 -> 61 572.49 -> 557.08

Moscow Riichi 2024: 57% -> 43%
2026-04-11 54 -> 56 572.49
2026-04-09 48 -> 54 587.50 -> 572.49

Agari Summer Tournament 2024: 29% -> 14%
2026-04-05 43 -> 48 587.50
2026-04-02 44 -> 43 587.50
2026-04-01 51 -> 44 573.97 -> 587.50

Riichi never changing: 71% -> 57%
2026-03-14 49 -> 51 573.97
2026-03-12 42 -> 49 603.83 -> 573.97

X Russian Championship: 29% -> 14%
2026-03-10 42 604.67 -> 603.83

Agari Spring Tournament 2024: 14% -> 0%

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 57% 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 14% 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