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 Trails 1 2023 (U13 Boys)
Tournament id
20230611
Rating type
Standard
Start
2023/03/11
End
2023/03/11
Rounds
5
Total time
60
Time weight
0.83
Total time
Official results
Rating
1215.3
K-factor
40
Average opponent rating
1211.1
Performance
1126.1
Expected score
2.57
Score - Expected score
-0.57
Rating change
-18.9
Rating
1218.4
K-factor
40
Average opponent rating
1208.9
Performance
1123.9
Expected score
2.60
Score - Expected score
-0.60
Rating change
-24.0
Games
5
Score
2.0
%
40.0
Dp
-85
Wins
2
Draws
0
Losses
3
Final position
0
Shared position
0
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
5
2023/03/11
Michaels, J (Joshua)
WEG
1210.1
1216.8
W
0
0.55
0.54
-17.6
-21.6
4
2023/03/11
Cook, E (Ethan)
WEG
1198.6
1198.4
B
1
0.48
0.48
16.6
20.8
3
2023/03/11
Brandt, I (Isahah)
WEG
1144.0
1136.8
W
0
0.62
0.64
-19.8
-25.6
2
2023/03/11
Booysen, L (Lukas)
WEG
1429.9
1426.7
B
0
0.21
0.22
-6.7
-8.8
1
2023/03/11
Jonas, D (Damian)
WEG
1072.9
1065.6
W
1
0.71
0.72
9.3
11.2