Chess South Africa
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Player Tournament Analysis
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Chess South Africa
Petersen, JD (John-Wayne)
Dob:
2006/02/13 (U20)
Gender:
Male
Chess SA id:
106065429
FIDE id:
Region:
Eden (WEG)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
2023 Western Cape Rural Cup (U18)
Tournament id
20232463
Rating type
Standard
Start
2023/12/09
End
2023/12/10
Rounds
5
Total time
60
Time weight
0.83
Total time
Official results
Rating
1488.6
K-factor
36
Average opponent rating
1517.0
Performance
1410.8
Expected score
1.87
Score - Expected score
-0.37
Rating change
-11.1
Rating
1479.8
K-factor
36
Average opponent rating
1508.4
Performance
1402.1
Expected score
1.87
Score - Expected score
-0.37
Rating change
-13.3
Games
4
Score
1.5
%
37.5
Dp
-106,25
Wins
1
Draws
1
Losses
2
Final position
10
Shared position
9
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
5
2023/12/10
Njokweni, L (Llyabona)
WCU
1532.9
1533.5
W
0
0.49
0.48
-14.1
-17.3
4
2023/12/09
Van Tonder, W (Wium)
WCW
1548.2
1537.7
B
1
0.39
0.39
17.6
22.0
3
2023/12/09
Grobler, Z (Zandre)
WCW
1538.8
1518.2
W
½
0.48
0.50
0.6
0.0
2
2023/12/09
Harmse, J (Jaques)
WOS
1448.2
1444.1
B
0
0.51
0.50
-14.7
-18.0
1
2023/12/09
0.0
0.0
X
0.00
0.00