Korobeynikov Vladimir

Russian Champion 2019

From Moscow, Russia

EMA: 15990148

Player page

Common russian riichi rating (CRR)

Rating date March 6, 2024 (latest changes March 6, 2024).

75 place (362.33).

max_coefficients = (4 * 1 + 3.75 * 1 + 2.90 * 1 + 4.20 * 0.57) = 13.04988

p1 = (945.95 * 4.05 * 0.29 + 626.67 * 4.20 * 0.57 + 434.78 * 2.80 * 0.71 + 0 + 0) / (4.05 * 0.29 + 4.20 * 0.57 + 2.80 * 0.71 + 1 + 1) = 458.91725624106374

p2 = (626.67 * 4.20 * 0.57 + 945.95 * 4.05 * 0.29 + 434.78 * 2.80 * 0.71) / max_coefficients = 265.75263527327456

score = 458.91725624106374 * 0.5 + 265.75263527327456 * 0.5 = 362.3349457571692

Rating changes

Show

all results
Date Place Points Reason
2024-03-06 69 -> 75 376.44 -> 362.33

IX Russian Riichi Championship: 71% -> 57%
2024-02-18 70 -> 69 381.96 -> 376.44

Meeting in the billiard room: 86% -> 71%
2024-02-12 60 -> 70 417.10 -> 381.96

Moscow Riichi 2022: 43% -> 29%
2024-01-06 56 -> 60 427.16 -> 417.10

IX Russian Riichi Championship: 86% -> 71%
2023-12-19 58 -> 56 427.16
2023-12-18 56 -> 58 431.83 -> 427.16

Meeting in the billiard room: 100% -> 86%
2023-12-12 42 -> 56 462.93 -> 431.83

Moscow Riichi 2022: 57% -> 43%
2023-11-26 41 -> 42 464.34 -> 462.93
2023-11-20 45 -> 41 464.34
2023-11-06 43 -> 45 471.55 -> 464.34

IX Russian Riichi Championship: 100% -> 86%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 435 2022-12-18 14/24 71% 2.80 CRR Meeting in the billiard room
2 627 2022-11-06 29/76 57% 4.20 RR IX Russian Riichi Championship
3 946 2022-06-12 7/112 29% 4.05 RR Moscow Riichi 2022
4 935 2020-01-26 3/32 0% 2.70 RR The last chance: back to 2019
5 1000 2019-12-15 1/112 0% 4.05 EMA VIII Russian Riichi Championship
6 825 2019-11-24 12/64 0% 3.45 EMA Saint Petersburg Open 2019
7 574 2018-08-19 21/48 0% 3.10 RR Moscow Riichi Open 2018
8 963 2018-05-20 2/28 0% 3.50 CRR A-League
9 831 2017-12-11 15/84 0% 3.40 EMA VI Russian Riichi Championship 2017
10 889 2017-10-22 8/64 0% 3.45 EMA Moscow Riichi Open 2017
11 436 2017-03-11 23/40 0% 2.00 RR Moscow championship 2017 (JPML-A rules)
12 419 2015-03-08 26/44 0% 2.50 EMA Moscow Riichi Championship 2015
13 960 2014-02-15 4/76 0% 2.50 RR Moscow Riichi 2014
14 746 2013-12-08 19/72 0% 3.25 EMA Russian Riichi Championship 2013
15 509 2013-05-19 28/56 0% 3.00 RR "Japanese House" riichi mahjong cup 2013