Player Tournament Analysis

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 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
#DateOpponentFedMain RatingType RatingsColResMainWeTypeWeMain+/-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