Chechin Vadim

From Nizhny Novgorod, Russia

EMA: 15990283

Player page

Common russian riichi rating (CRR)

Rating date June 15, 2026 (latest changes June 14, 2026).

106 place (448.22).

max_coefficients = (4.71 * 1 + 4.10 * 1 + 3.90 * 1 + 3.45 * 1) = 16.16

p1 = (806.45 * 3.10 * 0.57 + 1000 * 2.60 * 0.57 + 137.25 * 3.05 * 0.57 + 762.71 * 3.25 * 0.71 + 0) / (3.10 * 0.57 + 2.60 * 0.57 + 3.05 * 0.57 + 3.25 * 0.71 + 1) = 591.7349909418385

p2 = (762.71 * 3.25 * 0.71 + 1000 * 2.60 * 0.57 + 806.45 * 3.10 * 0.57 + 137.25 * 3.05 * 0.57) / max_coefficients = 304.7004950495049

score = 591.7349909418385 * 0.5 + 304.7004950495049 * 0.5 = 448.21774299567176

Rating changes

Show

all results
Date Place Points Reason
2026-06-14 85 -> 106 461.66 -> 448.22
2026-06-13 84 -> 85 461.66
2026-06-09 85 -> 84 461.66
2026-06-04 86 -> 85 461.66
2026-06-02 95 -> 86 452.36 -> 461.66

Agari Winter Tournament 2025: 71% -> 57%
2026-05-31 96 -> 95 452.36
2026-05-26 83 -> 96 473.64 -> 452.36

Riichi On Ice: 71% -> 57%
2026-05-14 85 -> 83 473.64
2026-05-12 86 -> 85 473.64
2026-05-11 85 -> 86 473.64

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 763 2025-02-16 15/60 71% 3.25 RR White Wolf Cup Saint Petersburg
2 137 2025-02-02 45/52 57% 3.05 RR Agari Winter Tournament 2025 Moscow
3 1000 2025-01-26 🥇 1/43 57% 2.60 RR Riichi On Ice Samara
4 806 2025-01-07 7/32 57% 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