Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

Devan Grobbelaar

1090307053
Sarah Baartman (ESB)

Tournament details

Tour Id	20252025
Group Id	20252012
Name	Eastern Cape Inter-Regional Individual Chess Championship 2025
Section	U18 Open
Rounds	6
Format	Swiss
Type	Standard
Start	2025-07-11
End	2025-07-12
Submitted	2025-07-17
Rated	2025-07-18
Submit age weight	1
Host	Amathole (EAL)
Total time	60
Time weight	0.83
Official results	Official results

General

Games	6
Score	2.5
Percent	41.7
Dp	-70.8
Aor	1304
Perform	1233.1
Penalties	0
Wins	2
Draws	1
Losses	3
White	3
Black	3
White wins	2
Black wins	0
Default wins	0
Default losses	0
Byes	0
Half byes	0
Rank	19
Final Pos	19
Share Pos	15
Count for rating	Yes

Analysis (Main)

Rating	1221
K-factor	20
Score	2.5
Expected score	2.42
Score - Expected score	0.08
Rating +/-	1.3

Analysis (Type)

Rating	1217.1
K-factor	20
Score	2.5
Expected score	2.43
Score - Expected score	0.07
Rating +/-	1.4

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	2025-07-11	Grigor, R (Ruan)	ENM		1454.1	1442.6	B	0	0.19	-0.19	-3.2	0.2	-0.2	-4	Yes
2	2025-07-11	Nesi, L (Lutho)	ESB		1198.3	1198	W	0.5	0.57	-0.07	-1.2	0.56	-0.06	-1.2	Yes
3	2025-07-12	Magobiyane, S (Sandile)	EBC		1499.4	1481.4	B	0	0.13	-0.13	-2.2	0.15	-0.15	-3	Yes
4	2025-07-12	Nteyi, A (Abenathi)	ESB		1208.1	1208.8	W	1	0.56	0.44	7.3	0.55	0.45	9	Yes
5	2025-07-12	Gie, L (Luca)	ENM		1272.9	1276.4	B	0	0.4	-0.4	-6.6	0.39	-0.39	-7.8	Yes
6	2025-07-12	Van Wyk, K (Keagen)	ENM		1190.9	1188.7	W	1	0.58	0.42	7	0.57	0.43	8.6	Yes