Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

Willem Groenewald

1100161467
Cape Winelands (WCW)

Tournament details

Tour Id	20262908
Group Id	20262907
Name	Western Cape Schools - Kings and Queens 2026
Section	Kings
Rounds	6
Format	Team
Type	Rapid
Start	2026-08-15
End	2026-08-15
Submitted	2026-08-16
Rated	2026-08-16
Submit age weight	1
Host	Cape Winelands (WCW)
Total time	32
Time weight	0.626
Official results	Official results

General

Games	6
Score	5.5
Percent	91.7
Dp	354.2
Aor	1423
Perform	1777.2
Penalties	0
Wins	5
Draws	1
Losses	0
White	3
Black	3
White wins	3
Black wins	2
Default wins	0
Default losses	0
Byes	0
Half byes	0
Rank	31
Final Pos	5
Share Pos	5
Count for rating	Yes

Analysis (Main)

Rating	1544.8
K-factor	32
Score	5.5
Expected score	3.58
Score - Expected score	1.92
Rating +/-	38.4

Analysis (Type)

Rating	1517.7
K-factor	32
Score	5.5
Expected score	3.47
Score - Expected score	2.03
Rating +/-	65.1

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	2026-08-15	Stephanus, E (Earl)	WEG		1515.9	1389.7	B	0.5	0.46	0.04	0.9	0.53	-0.03	-1.1	Yes
2	2026-08-15	Arendse, Q (Quinwinne)	WCU		1447.5	1512.2	W	1	0.69	0.31	6.2	0.44	0.56	17.8	Yes
3	2026-08-15	Taute, H (Haygon)	WEG		1273.7	1184.8	B	1	0.6	0.4	8	0.71	0.29	9.2	Yes
4	2026-08-15	Stephanus, E (Earl)	WEG		1515.9	1389.7	W	1	0.54	0.46	9.2	0.62	0.38	12.2	Yes
5	2026-08-15	Arendse, Q (Quinwinne)	WCU		1447.5	1512.2	B	1	0.61	0.39	7.9	0.36	0.64	20.5	Yes
6	2026-08-15	Taute, H (Haygon)	WEG		1273.7	1184.8	W	1	0.69	0.31	6.3	0.8	0.2	6.5	Yes