Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

Karlien Otto

2130138502
Overberg (WOS)

Tournament details

Tour Id	20260149
Group Id	20260146
Name	Overberg Schools Open Championship 2026
Section	U13
Rounds	6
Format	Swiss
Type	Rapid
Start	2026-01-31
End	2026-01-31
Submitted	2026-02-01
Rated	2026-02-06
Submit age weight	0.533
Host	Overberg (WOS)
Total time	30
Time weight	0.6
Official results	Official results

General

Games	6
Score	2
Percent	33.3
Dp	-141.7
Aor	1185.3
Perform	1043.6
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	52
Final Pos	46
Share Pos	42
Count for rating	Yes

Analysis (Main)

Rating	1158.5
K-factor	20
Score	2
Expected score	2.82
Score - Expected score	-0.82
Rating +/-	-9.8

Analysis (Type)

Rating	1215.1
K-factor	20
Score	2
Expected score	3.03
Score - Expected score	-1.03
Rating +/-	-20.6

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	2026-01-31	Muller, A (Andreas)	WOS		1236.9	1284.7	W	0	0.45	-0.45	-5.4	0.46	-0.46	-9.2	Yes
2	2026-01-31	Lee, J (Joshua)	WOS		1198	1224.5	B	0	0.41	-0.41	-4.9	0.45	-0.45	-9	Yes
3	2026-01-31	Theunissen, F (Fredwill)	WOS		1188.5	1175.5	W	1	0.51	0.49	3.1	0.59	0.41	4.4	Yes
4	2026-01-31	Lotter, S (Sofia)	WOS		1185.2	1198.2	B	0	0.43	-0.43	-5.2	0.48	-0.48	-9.6	Yes
5	2026-01-31	Alexander, D (Deorin)	WOS		1199.3	1219.6	B	0	0.41	-0.41	-4.9	0.45	-0.45	-9	Yes
6	2026-01-31	Gouws, A (Anne-Marie)	WOS		1104	1167	W	1	0.61	0.39	2.5	0.6	0.4	4.3	Yes