Korobeynikov Vladimir

Russian Champion 2019

From Moscow, Russia

EMA: 15990148

Player page

Internal rating (RR)

Rating date Oct. 28, 2023 (latest changes Oct. 28, 2023).

45 place (422.36).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.57) = 14.26417

p1 = (945.95 * 4.05 * 0.57 + 626.67 * 4.20 * 1 + 0 + 0 + 0) / (4.05 * 0.57 + 4.20 * 1 + 1 + 1 + 1) = 506.7262830073459

p2 = (626.67 * 4.20 * 1 + 945.95 * 4.05 * 0.57) / max_coefficients = 337.9853156545386

score = 506.7262830073459 * 0.5 + 337.9853156545386 * 0.5 = 422.35579933094226

Rating changes

Show

all results
Date Place Points Reason
2023-10-12 43 -> 45 446.80 -> 422.36

Moscow Riichi 2022: 71% -> 57%
2023-09-20 44 -> 43 446.80
2023-09-06 43 -> 44 446.80
2023-09-03 31 -> 43 474.97 -> 446.80
2023-09-01 4 -> 31 705.18 -> 474.97
2021-02-01 11 -> 4 738.19 -> 705.18
2020-02-01 11 738.19

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 627 2022-11-06 29/76 100% 4.20 RR IX Russian Riichi Championship Perm
2 946 2022-06-12 7/112 57% 4.05 RR Moscow Riichi 2022 Moscow
3 935 2020-01-26 🥉 3/32 0% 2.70 RR The last chance: back to 2019 Moscow
4 1000 2019-12-15 🥇 1/112 0% 4.05 EMA VIII Russian Riichi Championship Moscow
5 825 2019-11-24 12/64 0% 3.45 EMA Saint Petersburg Open 2019 Saint Petersburg
6 574 2018-08-19 21/48 0% 3.10 RR Moscow Riichi Open 2018 Moscow
7 831 2017-12-11 15/84 0% 3.40 EMA VI Russian Riichi Championship 2017 Saint Petersburg
8 889 2017-10-22 8/64 0% 3.45 EMA Moscow Riichi Open 2017 Moscow
9 436 2017-03-11 23/40 0% 2.00 RR Moscow championship 2017 (JPML-A rules) Moscow
10 419 2015-03-08 26/44 0% 2.50 EMA Moscow Riichi Championship 2015 Moscow
11 960 2014-02-15 4/76 0% 2.50 RR Moscow Riichi 2014 Moscow
12 746 2013-12-08 19/72 0% 3.25 EMA Russian Riichi Championship 2013 Moscow
13 509 2013-05-19 28/56 0% 3.00 RR "Japanese House" riichi mahjong cup 2013 Moscow