Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

Stephen Underwood

1790323412
Cape Winelands (WCW)

Tournament details

Tour Id	20252077
Group Id	20252073
Name	Cape Winelands Open 2025
Section	Intermediate
Rounds	6
Format	Swiss
Type	Standard
Start	2025-07-19
End	2025-07-20
Submitted	2025-07-22
Rated	2025-07-24
Submit age weight	1
Host	Cape Winelands (WCW)
Total time	70
Time weight	0.874
Official results	Official results

General

Games	6
Score	4.5
Percent	75
Dp	212.5
Aor	1307.7
Perform	1520.2
Penalties	0
Wins	4
Draws	1
Losses	1
White	4
Black	2
White wins	3
Black wins	1
Default wins	0
Default losses	0
Byes	0
Half byes	0
Rank	25
Final Pos	5
Share Pos	3
Count for rating	Yes

Analysis (Main)

Rating	1200
K-factor	20
Score	4.5
Expected score	2.33
Score - Expected score	2.17
Rating +/-	37.9

Analysis (Type)

Rating	1200
K-factor	20
Score	4.5
Expected score	2.39
Score - Expected score	2.11
Rating +/-	42.2

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	2025-07-19	Solomon, B (Brooklyn)	WCW		1269.6	1251.9	W	1	0.46	0.54	9.4	0.48	0.52	10.4	Yes
2	2025-07-19	Strauss, Z (Zoe)	WCT		1297.8	1322.5	B	0	0.34	-0.34	-5.9	0.32	-0.32	-6.4	Yes
3	2025-07-19	Kwabe, A (Awonke)	WCW		1308.5	1305.8	W	1	0.42	0.58	10.1	0.42	0.58	11.6	Yes
4	2025-07-19	Adriaanse, J (Jordan)	WCT		1339.9	1320	B	1	0.3	0.7	12.2	0.32	0.68	13.6	Yes
5	2025-07-20	Calitz, J (Joey)	WCW		1334.1	1324.8	W	1	0.39	0.61	10.6	0.4	0.6	12	Yes
6	2025-07-20	Hagan, T (Tristin)	WCT		1296.5	1269.9	W	0.5	0.43	0.07	1.2	0.46	0.04	0.8	Yes