Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

Johnny Barend Pretorius

107057155
West Coast (WCU)

Tournament details

Tour Id	20190310
Group Id	20190305
Name	Bo-Weskus Skole Skaak Prestige 2019
Section	O13 Seuns
Rounds	7
Format	Swiss
Type	Rapid
Start	2019-02-16
End	2019-02-16
Submitted	2019-02-28
Rated	2019-02-28
Submit age weight	1
Host	West Coast (WCU)
Total time	30
Time weight	0.604
Official results	Official results

General

Games	6
Score	3.5
Percent	58.3
Dp	70.8
Aor	1201.3
Perform	1272.2
Penalties	0
Wins	3
Draws	1
Losses	2
White	3
Black	3
White wins	1
Black wins	2
Default wins	0
Default losses	0
Byes	0
Half byes	0
Rank	58
Final Pos	25
Share Pos	20
Count for rating	Yes

Analysis (Main)

Rating	787
K-factor	20
Score	3.5
Expected score	0.2
Score - Expected score	3.3
Rating +/-	39.9

Analysis (Type)

Rating	618
K-factor	20
Score	3.5
Expected score	0.03
Score - Expected score	3.47
Rating +/-	69.4

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	2019-02-16				0	0	X	-1	0	0	0	0	0	0	No (Did not play)
2	2019-02-16	Lesch, N (Nico)	WCU		1200	1200	B	1	0	1	12	0	1	20	Yes
3	2019-02-16	Groenewald, R (Randuaan)	WCU		1200	1200	W	0.5	0.06	0.44	5.3	0.01	0.49	9.8	Yes
4	2019-02-16	Deiven, A (Angel)	WCU		1200	1200	B	1	0	1	12	0	1	20	Yes
5	2019-02-16	Claassens, J (John)	WCU		1200	1200	W	1	0.06	0.94	11.3	0.01	0.99	19.8	Yes
6	2019-02-16	Joseph, R (Riaan)	WCU		1208	1200	B	0	0	0	0	0	0	0	Yes
7	2019-02-16	Saal, J (Junior)	WCU		1200	1200	W	0	0.06	-0.06	-0.7	0.01	-0.01	-0.2	Yes