Chechin Vadim

From Nizhny Novgorod, Russia

EMA: 15990283

Player page

Internal rating (RR)

Rating date April 4, 2026 (latest changes April 4, 2026).

63 place (505.14).

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

p1 = (806.45 * 3.10 * 0.71 + 1000 * 2.60 * 0.71 + 137.25 * 3.05 * 0.71 + 762.71 * 3.25 * 0.86 + 0) / (3.10 * 0.71 + 2.60 * 0.71 + 3.05 * 0.71 + 3.25 * 0.86 + 1) = 604.4969459031258

p2 = (762.71 * 3.25 * 0.86 + 1000 * 2.60 * 0.71 + 806.45 * 3.10 * 0.71 + 137.25 * 3.05 * 0.71) / max_coefficients = 405.7892976588629

score = 604.4969459031258 * 0.5 + 405.7892976588629 * 0.5 = 505.14312178099436

Rating changes

Show

all results
Date Place Points Reason
2026-04-04 65 -> 63 505.14
2026-04-02 67 -> 65 497.43 -> 505.14

Agari Winter Tournament 2025: 86% -> 71%
2026-03-30 69 -> 67 497.43
2026-03-26 62 -> 69 516.95 -> 497.43

Riichi On Ice: 86% -> 71%
2026-03-14 63 -> 62 516.95
2026-03-12 65 -> 63 516.95
2026-03-07 61 -> 65 532.95 -> 516.95

Moscow Open Riichi Marathon: 86% -> 71%
2026-02-23 59 -> 61 532.95
2026-02-16 50 -> 59 547.87 -> 532.95

White Wolf Cup: 100% -> 86%
2026-02-13 53 -> 50 547.87

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 763 2025-02-16 15/60 86% 3.25 RR White Wolf Cup Saint Petersburg
2 137 2025-02-02 45/52 71% 3.05 RR Agari Winter Tournament 2025 Moscow
3 1000 2025-01-26 🥇 1/43 71% 2.60 RR Riichi On Ice Samara
4 806 2025-01-07 7/32 71% 3.10 RR Moscow Open Riichi Marathon Moscow
5 820 2022-06-12 21/112 0% 4.05 RR Moscow Riichi 2022 Moscow
6 762 2017-10-22 16/64 0% 3.45 EMA Moscow Riichi Open 2017 Moscow
7 74 2017-09-24 26/28 0% 2.60 RR Moscow Riichi Half Marathon 2017 Moscow
8 889 2017-08-06 4/28 0% 2.30 EMA Ivanovo Region Riichi 2017 Ivanovo
9 257 2017-07-09 27/36 0% 3.20 RR Moscow Open Riichi Marathon 2017 Moscow
10 414 2016-09-11 52/88 0% 3.45 EMA V Russian Riichi Championship 2016 Moscow
11 919 2016-03-13 9/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016 Moscow