Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

Sofia Lotter

2140300064
Overberg (WOS)

Tournament details

Tour Id	20263312
Group Id	20263306
Name	Western Cape - Top Schools 2026
Section	U13 Mix
Rounds	6
Format	Team
Type	Standard
Start	2026-09-05
End	2026-09-06
Submitted	2026-09-08
Rated	2026-09-08
Submit age weight	1
Host	Cape Winelands (WCW)
Total time	60
Time weight	0.83
Official results	Official results

General

Games	6
Score	2
Percent	33.3
Dp	-141.7
Aor	1307.2
Perform	1165.5
Penalties	0
Wins	2
Draws	0
Losses	4
White	4
Black	2
White wins	2
Black wins	0
Default wins	0
Default losses	0
Byes	0
Half byes	0
Rank	63
Final Pos	58
Share Pos	50
Count for rating	Yes

Analysis (Main)

Rating	1238
K-factor	36
Score	2
Expected score	2.6
Score - Expected score	-0.6
Rating +/-	-17.9

Analysis (Type)

Rating	1216.1
K-factor	36
Score	2
Expected score	2.39
Score - Expected score	-0.39
Rating +/-	-14.2

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	2026-09-05	Chilumba, C (Cornelius)	WCT		1397.2	1393.7	W	0	0.36	-0.36	-10.6	0.33	-0.33	-12.1	Yes
2	2026-09-05	Ruiter, C (Charltonica)	WCU		1447.7	1461.2	B	0	0.21	-0.21	-6.4	0.17	-0.17	-6.2	Yes
3	2026-09-05	Wilson, C (Claudihano)	WCU		1184.5	1145.7	W	1	0.6	0.4	11.8	0.62	0.38	13.5	Yes
4	2026-09-05	Smit, C (Christie)	WCW		1231.4	1256.4	B	0	0.47	-0.47	-13.9	0.41	-0.41	-14.8	Yes
5	2026-09-06	Otto, T (Taylor)	WOS		1316.1	1350.7	W	0	0.45	-0.45	-13.5	0.39	-0.39	-13.9	Yes
6	2026-09-06	Lakay, E (Eyan)	WCT		1266.3	1281.3	W	1	0.51	0.49	14.7	0.47	0.53	19.2	Yes