Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

Cobus Marais

104068703
Overberg (WOS)

Tournament details

Tour Id	20170668
Group Id	20170662
Name	Overberg School Chess Championship 2017
Section	Under 13
Rounds	7
Format	Swiss
Type	Standard
Start	2017-03-31
End	2017-04-01
Submitted	2017-04-01
Rated	2017-04-24
Submit age weight	1
Host	Overberg (WOS)
Total time	60
Time weight	0.83
Official results	Official results

General

Games	7
Score	6
Percent	85.7
Dp	309
Aor	657.7
Perform	967
Penalties	0
Wins	6
Draws	0
Losses	1
White	0
Black	0
White wins	0
Black wins	0
Default wins	0
Default losses	0
Byes	0
Half byes	0
Rank	4
Final Pos	2
Share Pos	2
Count for rating	Yes

Analysis (Main)

Rating	684
K-factor	20
Score	6
Expected score	2.35
Score - Expected score	3.65
Rating +/-	60.6

Analysis (Type)

Rating	684
K-factor	20
Score	6
Expected score	2.35
Score - Expected score	3.65
Rating +/-	73

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	2017-03-31	Eksteen, E (Ethan)	WOS		500	500	W	1	0.74	0.26	4.3	0.26	0.74	14.8	No (Unrated opp excluded)
2	2017-03-31	Van Wyk, D (Dimitri)	WP		500	500	B	1	0.74	0.26	4.3	0.26	0.74	14.8	Yes
3	2017-03-31	Nyelimane, L (Lesedi)	WOS		500	500	W	1	0.74	0.26	4.3	0.26	0.74	14.8	Yes
4	2017-04-01	Pieterse, M (Macdolin)	WOS		1045	1045	B	0	0.1	-0.1	-1.7	-0.1	0.1	2	No (Unrated opp excluded)
5	2017-04-01	Minnie, T (Taylin)	WOS		588	588	W	1	0.63	0.37	6.1	0.37	0.63	12.6	No (Unrated opp excluded)
6	2017-04-01	Edwards, B (Brandon)	WB		837	837	B	1	0.3	0.7	11.6	0.7	0.3	6	Yes
7	2017-04-01	Marais, C (Chris)	WB		634	634	W	1	0.57	0.43	7.1	0.43	0.57	11.4	Yes