Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

Olenka Shai Nelson

2070096496
Cape Town (WCT)

Tournament details

Tour Id	20250939
Group Id	20250933
Name	Cape Town Open Chess Festival 2025
Section	C
Rounds	6
Format	Swiss
Type	Standard
Start	2025-03-22
End	2025-03-23
Submitted	2025-03-25
Rated	2025-03-25
Submit age weight	1
Host	Cape Town (WCT)
Total time	90
Time weight	0.938
Official results	Official results

General

Games	6
Score	2
Percent	33.3
Dp	-141.7
Aor	1306.5
Perform	1164.8
Penalties	0
Wins	2
Draws	0
Losses	4
White	3
Black	3
White wins	2
Black wins	0
Default wins	0
Default losses	0
Byes	0
Half byes	0
Rank	48
Final Pos	35
Share Pos	35
Count for rating	Yes

Analysis (Main)

Rating	1118.8
K-factor	20
Score	2
Expected score	1.69
Score - Expected score	0.31
Rating +/-	5.8

Analysis (Type)

Rating	1098.8
K-factor	20
Score	2
Expected score	1.56
Score - Expected score	0.44
Rating +/-	8.8

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	2025-03-22	De Koker, H (Hope)	WCT		1200	1200	W	1	0.45	0.55	10.3	0.42	0.58	11.6	Yes
2	2025-03-22	Sobada, A (Anelisa)	WCT		1346.3	1315.6	B	0	0.19	-0.19	-3.6	0.21	-0.21	-4.2	Yes
3	2025-03-22	Janse Van Rensburg, D (Daniel)	WCW		1327.6	1325	W	0	0.3	-0.3	-5.6	0.28	-0.28	-5.6	Yes
4	2025-03-23	Matogo, D (Dennis)	WCT		1343.9	1344.3	B	0	0.2	-0.2	-3.8	0.17	-0.17	-3.4	Yes
5	2025-03-23	Smit, M (Mario)	WCW		1226.7	1268.1	W	1	0.42	0.58	10.9	0.34	0.66	13.2	Yes
6	2025-03-23	Zheng, Y (Yi)	WCW		1394.5	1379.2	B	0	0.14	-0.14	-2.6	0.13	-0.13	-2.6	Yes