Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

Jakob Booysen

1060162869
Cape Winelands (WCW)

Tournament details

Tour Id	20232255
Group Id	20232245
Name	Worcester Knock-Out 2023
Section	U18 Boys
Rounds	6
Format	Round-Robin
Type	Rapid
Start	2023-10-14
End	2023-10-14
Submitted	2023-10-23
Rated	2023-10-23
Submit age weight	1
Host	Cape Winelands (WCW)
Total time	30
Time weight	0.604
Official results	Official results

General

Games	6
Score	2
Percent	33.3
Dp	-141.7
Aor	1205.5
Perform	1063.9
Penalties	0
Wins	2
Draws	0
Losses	4
White	3
Black	3
White wins	0
Black wins	2
Default wins	0
Default losses	0
Byes	0
Half byes	0
Rank	9
Final Pos	0
Share Pos	0
Count for rating	Yes

Analysis (Main)

Rating	1200
K-factor	20
Score	2
Expected score	2.96
Score - Expected score	-0.96
Rating +/-	-11.6

Analysis (Type)

Rating	1200
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	2023-10-14	Hlalele, L (Le-Eme)	WCW		1255.1	1194.4	B	0	0.39	-0.39	-4.7	0.46	-0.46	-9.2	Yes
2	2023-10-14	Maritz, P (Pieter)	WCW		1230.2	1259.6	W	0	0.51	-0.51	-6.1	0.47	-0.47	-9.4	Yes
3	2023-10-14	Theron, T (Thomas)	WCW		1200	1200	B	1	0.46	0.54	6.5	0.46	0.54	10.8	Yes
4	2023-10-14	Brown, G (Gareth)	WCT		1147.9	1123.6	W	0	0.6	-0.6	-7.2	0.63	-0.63	-12.6	Yes
5	2023-10-14	Alexander, E (Ethan)	WCW		1200	1200	B	1	0.46	0.54	6.5	0.46	0.54	10.8	Yes
6	2023-10-14	Dos Martiris, A (Antonio)	WCW		1200	1200	W	0	0.54	-0.54	-6.5	0.54	-0.54	-10.8	Yes