Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

Willem Van Greunen

1140153682
Nelson Mandela Bay (ENM)

Tournament details

Tour Id	20252731
Group Id	20252728
Name	EC Closed 2025
Section	U12 Boys
Rounds	6
Format	Swiss
Type	Standard
Start	2025-09-06
End	2025-09-07
Submitted	2025-09-09
Rated	2025-09-12
Submit age weight	1
Host	Nelson Mandela Bay (ENM)
Total time	90
Time weight	0.94
Official results	Official results

General

Games	6
Score	3.5
Percent	58.3
Dp	70.8
Aor	1491.6
Perform	1562.4
Penalties	0
Wins	3
Draws	1
Losses	2
White	3
Black	3
White wins	2
Black wins	1
Default wins	0
Default losses	0
Byes	0
Half byes	0
Rank	28
Final Pos	13
Share Pos	11
Count for rating	Yes

Analysis (Main)

Rating	1371.2
K-factor	20
Score	3.5
Expected score	2.16
Score - Expected score	1.34
Rating +/-	25.2

Analysis (Type)

Rating	1376.7
K-factor	20
Score	3.5
Expected score	2.16
Score - Expected score	1.34
Rating +/-	26.8

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	2025-09-06	Retief, JJ (Jurian Johannes)	ESB		1502.5	1499.4	B	0	0.31	-0.31	-5.8	0.32	-0.32	-6.4	Yes
2	2025-09-06	Groves, O (Oscar)	ESB		1437.5	1437	W	1	0.46	0.54	10.2	0.47	0.53	10.6	Yes
3	2025-09-06	Qupe, L (Liyabonga)	ESB		1470.5	1503.9	B	1	0.34	0.66	12.4	0.31	0.69	13.8	Yes
4	2025-09-06	Gonya, M (Mvuni)	EBC		1414.9	1411.6	W	0.5	0.49	0.01	0.2	0.5	0	0	Yes
5	2025-09-07	Bambalaza, E (Ed)	ENM		1584.1	1575.3	W	1	0.29	0.71	13.3	0.31	0.69	13.8	Yes
6	2025-09-07	Coetzee, T (Tristan)	EBC		1540.1	1556.8	B	0	0.26	-0.26	-4.9	0.25	-0.25	-5	Yes