Chechin Vadim

From Nizhny Novgorod, Russia

EMA: 15990283

Player page

Common russian riichi rating (CRR)

Rating date May 20, 2025 (latest changes May 19, 2025).

54 place (570.79).

max_coefficients = (4.60 * 0.86 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.19266

p1 = (806.45 * 3.10 * 1 + 1000 * 2.60 * 1 + 137.25 * 3.05 * 1 + 762.71 * 3.25 * 1 + 0) / (3.10 * 1 + 2.60 * 1 + 3.05 * 1 + 3.25 * 1 + 1) = 615.1876923076924

p2 = (1000 * 2.60 * 1 + 806.45 * 3.10 * 1 + 762.71 * 3.25 * 1 + 137.25 * 3.05 * 1) / max_coefficients = 526.4015649662402

score = 615.1876923076924 * 0.5 + 526.4015649662402 * 0.5 = 570.7946286369663

Rating changes

Show

all results
Date Place Points Reason
2025-05-19 55 -> 54 570.79
2025-05-12 55 559.88 -> 570.79
2025-05-03 52 -> 55 559.88
2025-04-25 54 -> 52 559.88
2025-04-22 55 -> 54 559.88
2025-04-11 54 -> 55 559.88
2025-03-03 56 -> 54 559.88
2025-03-02 51 -> 56 559.88
2025-02-25 54 -> 51 559.88
2025-02-16 89 -> 54 430.77 -> 559.88

White Wolf Cup: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 763 2025-02-16 15/60 100% 3.25 RR White Wolf Cup Saint Petersburg
2 137 2025-02-02 45/52 100% 3.05 RR Agari Winter Tournament 2025 Moscow
3 1000 2025-01-26 1/43 100% 2.60 RR Riichi On Ice Samara
4 806 2025-01-07 7/32 100% 3.10 RR Moscow Open Riichi Marathon Moscow
5 820 2022-06-12 21/112 0% 4.05 RR Moscow Riichi 2022 Moscow
6 667 2018-01-20 10/28 0% 1.70 CRR Team tournament Agari. Season event Moscow
7 762 2017-10-22 16/64 0% 3.45 EMA Moscow Riichi Open 2017 Moscow
8 74 2017-09-24 26/28 0% 2.60 RR Moscow Riichi Half Marathon 2017 Moscow
9 889 2017-08-06 4/28 0% 2.30 EMA Ivanovo Region Riichi 2017 Ivanovo
10 257 2017-07-09 27/36 0% 3.20 RR Moscow Open Riichi Marathon 2017 Moscow
11 414 2016-09-11 52/88 0% 3.45 EMA V Russian Riichi Championship 2016 Moscow
12 919 2016-03-13 9/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016 Moscow