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
Standard rating
General
Tournament
Cape Winelands Schools Prestige 2023 (U11 Boys)
Tournament id
20230587
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
1466.1
K-factor
32
Average opponent rating
1312.7
Performance
1737.7
Expected score
3.35
Score - Expected score
1.65
Rating change
43.8
Rating
1394.4
K-factor
36
Average opponent rating
1294.7
Performance
1719.7
Expected score
3.04
Score - Expected score
1.96
Rating change
70.6
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
2023/03/11
Barends, R (Reece)
WCW
1458.9
1437.9
B
1
0.47
0.41
13.6
21.2
4
2023/03/11
Januarie, L (Lee-Roy)
WCW
1275.5
1259.1
W
1
0.76
0.70
6.1
10.8
3
2023/03/11
Malherbe, J (Jeevan)
WCW
1345.0
1314.8
B
1
0.60
0.55
10.2
16.2
2
2023/03/11
Goosen, J (Jeandre)
WCT
1235.5
1212.6
W
1
0.81
0.75
4.9
9.0
1
2023/03/11
Holmes, M (Matthew)
WCW
1248.5
1249.2
B
1
0.71
0.63
7.4
13.3