Dedikov Sergey

From Saint Petersburg, Russia

EMA: 15990035

Player page

Common russian riichi rating (CRR)

Rating date Sept. 1, 2024 (latest changes Sept. 1, 2024).

156 place (198.44).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.85 * 1 + 3.65 * 1) = 16.099999999999998

p1 = (709.68 * 1.80 * 0.43 + 383.18 * 4 * 1 + 0 + 0 + 0) / (1.80 * 0.43 + 4 * 1 + 1 + 1 + 1) = 267.6723095214811

p2 = (383.18 * 4 * 1 + 709.68 * 1.80 * 0.43) / max_coefficients = 129.2055900621118

score = 267.6723095214811 * 0.5 + 129.2055900621118 * 0.5 = 198.43894979179646

Rating changes

Show

all results
Date Place Points Reason
2024-09-01 147 -> 156 201.82 -> 198.44
2024-08-26 139 -> 147 234.45 -> 201.82
2024-08-25 134 -> 139 247.26 -> 234.45

Earth cup: 57% -> 43%
2024-08-22 135 -> 134 247.26
2024-08-20 136 -> 135 247.26
2024-08-18 135 -> 136 247.26
2024-08-11 135 246.41 -> 247.26
2024-08-04 134 -> 135 249.60 -> 246.41
2024-07-14 128 -> 134 249.60
2024-06-27 124 -> 128 261.67 -> 249.60

Sun tournament: 29% -> 14%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 383 2023-09-03 67/108 100% 4.00 RR SPB Riichi Open 2023
2 710 2023-02-25 10/32 43% 1.80 CRR Earth cup
3 692 2022-08-27 13/40 0% 1.80 CRR Sun tournament
4 620 2013-12-08 28/72 0% 3.25 EMA Russian Riichi Championship 2013
5 963 2013-02-17 2/28 0% 2.30 EMA Saint Petersburg Riichi tournament
6 789 2012-08-12 5/20 0% 1.30 EMA Russian Open Riichi Championship 2012
7 448 2011-09-18 38/68 0% 2.40 EMA Riichi Dutch Championship 2011
8 971 2011-04-23 2/36 0% 0.90 EMA Moscow Riichi 2011
9 1000 2011-03-20 1/64 0% 2.35 EMA Paris Open 2011 - French Championship
10 741 2010-10-24 8/28 0% 0.70 EMA Red Fives Tournament 2010