Chess South Africa Ratings Database

Surname or Chess SA id..

PLAYER TOURNAMENT DETAILS

Stephanus Vorster

169042155
Bojanala Platina (NBR)

Tournament details

Tour Id	20210341
Group Id	20210340
Name	Pinnacle College Waterfall Open
Section	Premier
Rounds	6
Format	Swiss
Type	Standard
Start	2021-10-02
End	2021-10-03
Submitted	2021-10-07
Rated	2021-10-07
Submit age weight	1
Host	Johannesburg Metro (GJM)
Total time	90
Time weight	0.938
Official results	Official results

General

Games	6
Score	2.5
Percent	41.7
Dp	-70.8
Aor	1789
Perform	1718.2
Penalties	0
Wins	2
Draws	1
Losses	3
White	3
Black	3
White wins	2
Black wins	0
Default wins	0
Default losses	0
Byes	0
Half byes	0
Rank	10
Final Pos	16
Share Pos	15
Count for rating	Yes

Analysis (Main)

Rating	1716.4
K-factor	20
Score	2.5
Expected score	2.49
Score - Expected score	0.01
Rating +/-	0.2

Analysis (Type)

Rating	1711.7
K-factor	20
Score	2.5
Expected score	2.42
Score - Expected score	0.08
Rating +/-	1.6

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	2021-10-02	Price, DR (Daelen)	GE		1579.2	1581	B	0.5	0.62	-0.12	-2.3	0.61	-0.11	-2.2	Yes
2	2021-10-02	Njoku, G (Greatman)	GJM		1554.6	1538.3	W	1	0.73	0.27	5.1	0.74	0.26	5.2	Yes
3	2021-10-02	Hercules, BV (Benjamin)	GJM	CM	2090.2	2086.5	B	0	0.02	-0.02	-0.4	0.02	-0.02	-0.4	Yes
4	2021-10-03	Chinoruma, T (Taurai)	GJM		1746.9	1780.6	W	1	0.51	0.49	9.2	0.46	0.54	10.8	Yes
5	2021-10-03	Dinham, J (James)	GE		1915.2	1914	B	0	0.23	-0.23	-4.3	0.22	-0.22	-4.4	Yes
6	2021-10-03	Levitan, C (Caleb)	GJM	FM	1847.8	1864	W	0	0.39	-0.39	-7.3	0.36	-0.36	-7.2	Yes