Chess South Africa
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Player Tournament Analysis
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Chess South Africa
Robertson, J (Jonah)
Dob:
2012/05/07 (U14)
Gender:
Male
Chess SA id:
1120112288
FIDE id:
Region:
Cape Winelands (WCW)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Rapid rating
General
Tournament
Langeberg Top Schools 2023 (U7-U13 Mix)
Tournament id
20231523
Rating type
Rapid
Start
2023/07/29
End
2023/07/29
Rounds
5
Total time
30
Time weight
0.60
Total time
Official results
Rating
1531.6
K-factor
32
Average opponent rating
1319.8
Performance
1744.8
Expected score
3.69
Score - Expected score
1.31
Rating change
25.2
Rating
1557.6
K-factor
32
Average opponent rating
1297.6
Performance
1722.6
Expected score
3.97
Score - Expected score
1.03
Rating change
33.0
Games
5
Score
5.0
%
100.0
Dp
425
Wins
5
Draws
0
Losses
0
Final position
0
Shared position
0
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
5
2023/07/29
Nel, Z (Zoe)
WCW
1150.4
1200.0
B
1
0.90
0.87
1.9
4.2
4
2023/07/29
Da Silva, N (Noah Clint)
WCW
1238.1
1210.4
B
1
0.80
0.86
3.8
4.5
3
2023/07/29
Dyers, K (Kay)
WCW
1332.2
1174.0
B
1
0.69
0.90
6.0
3.2
2
2023/07/29
Tiemie, J (Jaheim)
WCW
1423.3
1408.5
W
1
0.67
0.72
6.3
9.0
1
2023/07/29
Lukas, J (Janeva)
WCW
1455.0
1495.2
W
1
0.63
0.61
7.1
12.5