CHESS SA Ratings Database

Player tournament rating analysis

Player

Jonker, W (Waldo)

[167014324] from Ekurhuleni (GE)
1866

Rating

Rapid

-63.6

Rating change

K = 30

1567

Performance

 

Yes

Count for rating

OK

Analysis

TournamentHostTypeRndsStartRatingGmsScr%DpAORPRatKWeSWeRpmPRpmTRpmCFRReason
2017 PSS Prestige (Rapid) 10 2017/04/22 1866 8 1.5 27.8 -166 1733.1 1567 30 3.62 -2.12 -63.6 0.0 -63.6 OK

Opponents

RndDateOpponentRatingTitleFedColResWeSWeKRpmCFRReason
1 2017/04/22 Mosetlhe, KK (Kgaugelo) 2192 NM 0 0.13 -0.13 30 -3.9 OK
2 2017/04/22 Bye 1 0.00 0.00 30 0.0 Bye
3 2017/04/22 Longano, MN (Michael) 1962 0 0.37 -0.37 30 -11.1 OK
4 2017/04/22 Steyn, H (Hans) 1733 0 0.68 -0.68 30 -20.4 OK
5 2017/04/22 Nelson, WJH (William) 1935 0 0.40 -0.40 30 -12.0 OK
6 2017/04/22 Swartz, D (David) 1474* ½ 0.92 -0.42 30 -12.6 OK
7 2017/04/22 Levy, D (Darren) 1776U 1 0.62 0.38 30 11.4 Unrated opp excluded
8 2017/04/23 Frick, D (Denise) 1780 WIM 1 0.62 0.38 30 11.4 OK
9 2017/04/23 Parodi, A (Alessandro) 1997 0 0.32 -0.32 30 -9.6 OK
10 2017/04/23 Ateka, N (Nathan) 2123 0 0.18 -0.18 30 -5.4 OK