Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

Jon-Adriaan Lourens

103018488
Johannesburg Metro (GJM)

Tournament details

Tour Id	22750
Group Id	0
Name	South African Junior Team Championships 2012
Section	U10 B-Section
Rounds	7
Format	Swiss
Type	Standard
Start	2012-12-16
End	2012-12-19
Submitted	2012-12-19
Rated	2012-12-22
Submit age weight	1
Host	Western Province (WP)
Total time	90
Time weight	0.938
Official results	Official results

General

Games	7
Score	6.5
Percent	92.9
Dp	342
Aor	722.6
Perform	1065
Penalties	0
Wins	6
Draws	1
Losses	0
White	0
Black	0
White wins	0
Black wins	0
Default wins	0
Default losses	0
Byes	0
Half byes	0
Rank	-1
Final Pos	11
Share Pos	11
Count for rating	Yes

Analysis (Main)

Rating	644
K-factor	20
Score	6.5
Expected score	2.81
Score - Expected score	3.69
Rating +/-	69.3

Analysis (Type)

Rating	644
K-factor	20
Score	6.5
Expected score	2.81
Score - Expected score	3.69
Rating +/-	73.8

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	2012-12-16	Van Niekerk, C (Claryn)	SED		614	614	B	1	0.54	0.46	8.6	0.46	0.54	10.8	Yes
2	2012-12-16	Zinman, D (Doron)	WP		838	838	W	0.5	0.25	0.25	4.7	0.25	0.25	5	Yes
3	2012-12-17	Van Der Merwe, M (Marnus)	MH		892	892	B	1	0.19	0.81	15.2	0.81	0.19	3.8	Yes
4	2012-12-17	Riekert, Cj (Cornel)	PLA		600	600	W	1	0.56	0.44	8.3	0.44	0.56	11.2	Yes
5	2012-12-18	Basson, A (Abigail)	NC		797	797	B	1	0.3	0.7	13.2	0.7	0.3	6	Yes
6	2012-12-18	Nel, Jp (Jp)	FN		849	849	W	1	0.24	0.76	14.3	0.76	0.24	4.8	Yes
7	2012-12-19	Stadler, C (Christoff)	GN		468	468	B	1	0.73	0.27	5.1	0.27	0.73	14.6	Yes