Chess South Africa
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Player Tournament Analysis
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Chess South Africa
Botha, J (Johan)
Dob:
1987/04/08 (Adult)
Gender:
Male
Chess SA id:
187003026
FIDE id:
Region:
Sedibeng (GSV)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
2023 Centurion Club Championships
Tournament id
20231962
Rating type
Standard
Start
2023/07/19
End
2023/09/06
Rounds
6
Total time
60
Time weight
0.83
Total time
Official results
Rating
1501.7
K-factor
36
Average opponent rating
1391.4
Performance
1533.1
Expected score
3.85
Score - Expected score
0.15
Rating change
4.5
Rating
1509.6
K-factor
36
Average opponent rating
1384.5
Performance
1526.2
Expected score
3.96
Score - Expected score
0.04
Rating change
1.4
Games
6
Score
4.0
%
66.7
Dp
141,666666666667
Wins
4
Draws
0
Losses
2
Final position
0
Shared position
0
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
6
2023/09/06
Ballim, S (Salif)
GTP
1215.4
1203.6
W
1
0.88
0.90
3.5
3.6
5
2023/08/16
Letsoalo, PM (Peter)
GTP
1734.5
1717.5
B
0
0.19
0.22
-5.5
-7.9
4
2023/08/09
Jacobs, CN (Calvin Nicholas)
GTP
1695.2
1711.7
W
0
0.32
0.31
-9.2
-11.2
3
2023/08/02
Darby, AGP (Arthur)
GTP
1200.0
1200.0
W
1
0.89
0.90
3.2
3.6
2
2023/07/26
Van Staden, R (Rikus)
GTP
1303.4
1274.4
B
1
0.69
0.73
8.9
9.7
1
2023/07/19
Mailula, D (Donald)
GTP
1200.0
1200.0
W
1
0.89
0.90
3.2
3.6