CHESS SA Ratings Database

Player tournament rating analysis

Player

Van Der Westhuizen, D (Donald)

[101039600] from Tshwane (GTP)
1590

Rating

Standard

-6.0

Rating change

K = 25

1597

Performance

 

Yes

Count for rating

OK

Analysis

TournamentHostTypeRndsStartRatingGmsScr%DpAORPRatKWeSWeRpmPRpmTRpmCFRReason
2017 Alekhine (A) 5 2017/08/04 1590 5 2.0 40.0 -72 1669.4 1597 25 2.24 -0.24 -6.0 0.0 -6.0 OK

Opponents

RndDateOpponentRatingTitleFedColResWeSWeKRpmCFRReason
1 2017/08/04 Mnguni, JD (Jakob) 2145 0 0.03 -0.03 25 -0.8 OK
2 2017/08/04 Booysen, E (Elda) 1411 WCM 1 0.73 0.27 25 6.8 OK
3 2017/08/05 Mazibuko, K (Khanya) 1827 CM 0 0.20 -0.20 25 -5.0 OK
4 2017/08/05 Cruywagen, A (Armand) 1393 1 0.75 0.25 25 6.3 OK
5 2017/08/05 Schoeman, E (Ewald) 1571 CM 0 0.53 -0.53 25 -13.3 OK