Chess South Africa
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Player Tournament Analysis
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Chess South Africa
Duwarka, IJ (Ishka Jo-Anne)
Dob:
2005/07/30 (U20)
Gender:
Female
Chess SA id:
2050118293
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
2023 Gauteng Top Schools (U19 Girls)
Tournament id
20231737
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
1032.7
K-factor
40
Average opponent rating
1186.9
Performance
1101.9
Expected score
1.64
Score - Expected score
0.36
Rating change
12.0
Rating
998.0
K-factor
40
Average opponent rating
1183.1
Performance
1098.1
Expected score
1.46
Score - Expected score
0.54
Rating change
21.6
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
2023/08/19
Pikini, E (Esona Oyama)
GWR
1135.2
1121.2
B
1
0.34
0.31
21.1
27.6
4
2023/08/19
De Graaf, M (Megan)
GE
1200.0
1200.0
W
0
0.35
0.31
-11.2
-12.4
3
2023/08/19
Mamarenga, M (Mahlodi)
GE
1200.0
1200.0
W
1
0.35
0.31
20.8
27.6
2
2023/08/19
Tibana, R (Rachael)
GTP
1185.4
1182.8
B
0
0.28
0.24
-9.0
-9.6
1
2023/08/19
Moila, K (Kamogelo Ntombi)
GE
1213.8
1211.4
W
0
0.33
0.29
-10.6
-11.6