Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

Marcus Botha

105082260
Johannesburg Metro (GJM)

Tournament details

Tour Id	20171483
Group Id	20171481
Name	Jnw Club - Maragon Open 2017
Section	D
Rounds	6
Format	Swiss
Type	Standard
Start	2017-06-02
End	2017-06-03
Submitted	2017-06-03
Rated	2017-08-08
Submit age weight	1
Host	Johannesburg Metro (GJM)
Total time	65
Time weight	0.853
Official results	Official results

General

Games	6
Score	1.5
Percent	25
Dp	-193
Aor	565.5
Perform	500
Penalties	0
Wins	1
Draws	1
Losses	4
White	0
Black	0
White wins	0
Black wins	0
Default wins	0
Default losses	0
Byes	0
Half byes	0
Rank	21
Final Pos	33
Share Pos	33
Count for rating	Yes

Analysis (Main)

Rating	500
K-factor	20
Score	1.5
Expected score	1.14
Score - Expected score	0.36
Rating +/-	6.1

Analysis (Type)

Rating	500
K-factor	20
Score	1.5
Expected score	1.14
Score - Expected score	0.36
Rating +/-	7.2

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	2017-06-02	Barnes, J (Jock)	GJM		675	675	B	0	0.27	-0.27	-4.6	-0.27	0.27	5.4	Yes
2	2017-06-02	Willemse, J (James)	GJM		500	500	W	0.5	0.5	0	0	0	0.5	10	No (Unrated opp excluded)
3	2017-06-03	Mkubung, P (Paseka)	GJM		565	565	B	0	0.41	-0.41	-7	-0.41	0.41	8.2	No (Unrated opp excluded)
4	2017-06-03	Sithebe, Z (Zipho)	GJM		560	560	W	1	0.42	0.58	9.9	0.58	0.42	8.4	No (Unrated opp excluded)
5	2017-06-03	Sethebe, S (Smangaliso)	GJM		524	524	W	0	0.47	-0.47	-8	-0.47	0.47	9.4	Yes
6	2017-06-03	Ni, Y (Yi Fei)	GJM		569	569	B	0	0.4	-0.4	-6.8	-0.4	0.4	8	Yes