Chess South Africa
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Player Tournament Analysis
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Chess South Africa
Orwin, M (Matthew)
Dob:
2010/05/17 (U16)
Gender:
Male
Chess SA id:
1100134370
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
Western Cape PS Individuals 2023 (U13 Boys)
Tournament id
20231149
Rating type
Standard
Start
2023/05/05
End
2023/05/06
Rounds
6
Total time
60
Time weight
0.83
Total time
Official results
Rating
1459.0
K-factor
36
Average opponent rating
1420.0
Performance
1561.6
Expected score
3.27
Score - Expected score
0.73
Rating change
21.8
Rating
1449.6
K-factor
36
Average opponent rating
1403.6
Performance
1545.3
Expected score
3.32
Score - Expected score
0.68
Rating change
24.5
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
2023/05/06
Salimu, C (Chase)
WCT
1632.5
1538.2
B
0
0.26
0.36
-7.5
-13.0
5
2023/05/06
Van Niekerk, JH (Johann)
WCT
1332.2
1330.1
W
1
0.69
0.68
8.9
11.5
4
2023/05/05
Greeff, G (Giteau)
WCU
1325.4
1330.1
B
1
0.61
0.60
11.2
14.4
3
2023/05/05
Opperman, C (Connor)
WOS
1668.1
1631.6
W
0
0.30
0.33
-8.6
-11.9
2
2023/05/05
Booysen, W (Whandre)
WEG
1295.6
1312.4
B
1
0.65
0.62
10.1
13.7
1
2023/05/05
David, Z (Zhu)
WEG
1266.1
1279.2
W
1
0.77
0.74
6.6
9.4