CHESS SA Ratings Database

Player tournament rating analysis

Player

Wilken, JB (Justin)

[171042847] from Tshwane (GTP)
1925

Rating

Standard

-47.2

Rating change

K = 20

1632

Performance

 

Yes

Count for rating

OK

Analysis

TournamentHostTypeRndsStartRatingGmsScr%DpAORPRatKWeSWeRpmPRpmTRpmCFRReason
2017 KCF Africa Team Chess Invitational 7 2017/10/05 1925 7 1.0 14.3 -309 1941.0 1632 20 3.36 -2.36 -47.2 0.0 -47.2 OK

Opponents

RndDateOpponentRatingTitleFedColResWeSWeKRpmCFRReason
1 2017/10/05 Khumalo, KB (Keith) 1892 0 0.55 -0.55 20 -11.0 OK
2 2017/10/06 Zwakala, N (Ntando) 2007 PM ½ 0.39 0.11 20 2.2 OK
3 2017/10/06 Mamombe, K (Kudzanai) 1794 IM 0 0.68 -0.68 20 -13.6 OK
4 2017/10/07 Mbedza, R (Richard) 1919 0 0.51 -0.51 20 -10.2 OK
5 2017/10/07 Bhawoodien, SH (Shabier) 1970 FM 0 0.44 -0.44 20 -8.8 OK
6 2017/10/08 Mayimbo, C (Clement) 2053 ½ 0.33 0.17 20 3.4 OK
7 2017/10/08 Du Plessis, H (Heinco) 1952 UM 0 0.46 -0.46 20 -9.2 OK