Chess South Africa
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Player Tournament Analysis
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Chess South Africa
Koopman, J (Juan)
Dob:
2011/09/22 (U14)
Gender:
Male
Chess SA id:
1110150938
FIDE id:
Region:
Eden (WEG)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
Eden Top Schools 2023 (U13 Mix)
Tournament id
20231849
Rating type
Standard
Start
2023/08/19
End
2023/08/19
Rounds
5
Total time
60
Time weight
0.83
Total time
Official results
Rating
1151.7
K-factor
40
Average opponent rating
1215.2
Performance
1300.2
Expected score
2.17
Score - Expected score
0.83
Rating change
27.6
Rating
1141.0
K-factor
40
Average opponent rating
1205.4
Performance
1290.4
Expected score
2.17
Score - Expected score
0.83
Rating change
33.2
Games
5
Score
3.0
%
60.0
Dp
85
Wins
3
Draws
0
Losses
2
Final position
0
Shared position
0
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
5
2023/08/19
Farmer, P (Perslin)
WEG
1327.7
1320.3
W
0
0.34
0.33
-10.9
-13.2
4
2023/08/19
Branco, J (Joshua)
WEG
1182.1
1178.4
B
1
0.42
0.41
18.6
23.6
3
2023/08/19
Van Der Berg, J (Janelle)
WEG
1184.4
1182.0
W
1
0.50
0.49
16.0
20.4
2
2023/08/19
Majiet, C (Clayton)
WEG
1222.2
1200.0
W
0
0.46
0.47
-14.7
-18.8
1
2023/08/19
Vrolik, J (Jean-Paul)
WEG
1159.8
1146.2
B
1
0.45
0.45
17.6
22.0