Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

Sebastian Deverson

1150333239
Overberg (WOS)

Tournament details

Tour Id	20260551
Group Id	20260548
Name	Overberg Schools Primary School Trials (Region 1) 2026
Section	U11 Boys
Rounds	6
Format	Swiss
Type	Rapid
Start	2026-02-28
End	2026-02-28
Submitted	2026-02-28
Rated	2026-03-01
Submit age weight	1
Host	Overberg
Total time	30
Time weight	0.604
Official results	Official results

General

Games	6
Score	5
Percent	83.3
Dp	283.3
Aor	1260.4
Perform	1543.7
Penalties	0
Wins	5
Draws	0
Losses	1
White	3
Black	3
White wins	2
Black wins	3
Default wins	0
Default losses	0
Byes	0
Half byes	0
Rank	21
Final Pos	2
Share Pos	2
Count for rating	Yes

Analysis (Main)

Rating	1200
K-factor	40
Score	5
Expected score	2.58
Score - Expected score	2.42
Rating +/-	58.5

Analysis (Type)

Rating	1200
K-factor	40
Score	5
Expected score	2.75
Score - Expected score	2.25
Rating +/-	90.1

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	2026-02-28	Grobbelaar, M (Marlo)	WOS		1195	1201.1	W	0	0.55	-0.55	-13.2	0.54	-0.54	-21.6	Yes
2	2026-02-28	Swarts, D (Dehogan)	WOS		1198.7	1197.9	B	1	0.46	0.54	13.1	0.46	0.54	21.6	Yes
3	2026-02-28	Basson, A (Adam)	WOS		1239.3	1242.9	W	1	0.5	0.5	12.2	0.49	0.51	20.3	Yes
4	2026-02-28	Ellis, L (Lian)	WOS		1289.6	1276	B	1	0.35	0.65	15.6	0.37	0.63	25.2	Yes
5	2026-02-28	Barnard, A (Adam)	WOS		1295.5	1276	B	1	0.35	0.65	15.8	0.37	0.63	25.2	Yes
6	2026-02-28	Fourie, D (David)	WOS		1344	1223.1	W	1	0.37	0.63	15.1	0.51	0.49	19.4	Yes