CHESS SA Ratings Database

Player tournament rating analysis

Player

Peretz, L (Leon)

[163029675] from Johannesburg Metro (GJM)
1746

Rating

Rapid

-79.5

Rating change

K = 30.0

1300

Performance

 

Yes

Count for rating

OK

Full Analysis

Item Desctiption
Tournament 2017 PSS Prestige (Rapid)
Grand Prix tournament
Tournament format Swiss
Rating type Rapid
National/FIDE rated National
Host region Johannesburg Metro (GJM)
Tournament id 20170735
Tournament group id 20170735
Start 2017/04/22
End 2017/04/23
Rated 2017/04/27
Rating 1746
Rated games 8
Rated score 1.0
Rated percent 11.1
Rated Dp -351
Rated average opponent rating 1651.00
Rated performance 1300
Rated expected score (We) 3.65
Rated score difference (Score-We) -2.65
K-factor 30.0
Temporary rating change -79.5
Penalties 0.0
TOTAL RATING CHANGE -79.5
Count for rating OK
Total rated games with White and Black 0
Default wins 0
Default losses (possible penalties) 0
Byes 0
Tournament rank 33
Final position (single) 38
Final position (shared) 38

Opponents

RndDateOpponentRatingTitleFedColResWeSWeKRpmCFRReason
1 2017/04/22 Jere, D (Daniel) 2385 0 0.01 -0.01 30.0 -0.3 OK
2 2017/04/22 Tembo, E (Epah) 1670 1 0.60 0.40 30.0 12.0 OK
3 2017/04/22 Bouah, LJ (Lyndon) 2155 CM 0 0.08 -0.08 30.0 -2.4 OK
4 2017/04/22 De Abreu, RN (Roberto) 1902 FM 0 0.29 -0.29 30.0 -8.7 OK
5 2017/04/22 Van Zyl-Rudd, J (Jack) 1354* FM 0 0.92 -0.92 30.0 -27.6 OK
6 2017/04/22 Mazibuko, K (Khanya) 1354* CM 0 0.92 -0.92 30.0 -27.6 OK
7 2017/04/22 Mfundisi, S (Sandile) 1686 0 0.58 -0.58 30.0 -17.4 OK
8 2017/04/23 Nelson, WJH (William) 1935 0 0.25 -0.25 30.0 -7.5 OK
9 2017/04/23 Bye 1 0.00 0.00 30.0 0.0 Bye
10 2017/04/23 Levy, D (Darren) 1776U 0 0.46 -0.46 30.0 -13.8 Unrated opp excluded