Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

Alexander Du Preez

1160336259
Cape Winelands (WCW)

Tournament details

Tour Id	20263310
Group Id	20263306
Name	Western Cape - Top Schools 2026
Section	U11 Mix
Rounds	6
Format	Team
Type	Standard
Start	2026-09-05
End	2026-09-06
Submitted	2026-09-08
Rated	2026-09-08
Submit age weight	1
Host	Cape Winelands (WCW)
Total time	60
Time weight	0.83
Official results	Official results

General

Games	6
Score	4.5
Percent	75
Dp	212.5
Aor	1302.7
Perform	1515.2
Penalties	0
Wins	4
Draws	1
Losses	1
White	4
Black	2
White wins	2
Black wins	2
Default wins	0
Default losses	0
Byes	0
Half byes	0
Rank	43
Final Pos	12
Share Pos	12
Count for rating	Yes

Analysis (Main)

Rating	1295.7
K-factor	36
Score	4.5
Expected score	3.03
Score - Expected score	1.47
Rating +/-	43.8

Analysis (Type)

Rating	1200
K-factor	40
Score	4.5
Expected score	2.39
Score - Expected score	2.11
Rating +/-	84.5

Opponents

Round	Date	Opponent	Fed	Title	Main	Type	Col	Res	Main			Type			Cfr
Round	Date	Opponent	Fed	Title	Main	Type	Col	Res	We	Swe	+/-	We	Swe	+/-	Cfr
1	2026-09-05	Carstens, J (Jason)	WCT		1498.5	1492.3	W	0.5	0.31	0.19	5.8	0.2	0.3	11.9	Yes
2	2026-09-05	Muller, X (Xian)	WCT		883.7	900.6	B	1	0.94	0.06	1.9	0.81	0.19	7.7	Yes
3	2026-09-05	Russouw, W (Wilhelm)	WCU		1218	1205.4	B	1	0.55	0.45	13.5	0.45	0.55	21.9	Yes
4	2026-09-05	Rock, A (Albert)	WOS		1263.3	1202.9	W	1	0.58	0.42	12.6	0.54	0.46	18.5	Yes
5	2026-09-06	Opperman, C (Caden)	WEG		1621.9	1636.9	W	0	0.16	-0.16	-4.8	0.03	-0.03	-1.3	Yes
6	2026-09-06	Louw, L (Luca)	WEG		1331.1	1360.7	W	1	0.5	0.5	14.9	0.35	0.65	25.8	Yes