Player Tournament Analysis

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 CWIS Inaugural Chess Championships 2023
Tournament id 20230604
Rating type Rapid
Start 2023/03/04
End 2023/03/04
Rounds 5
Total time 10
Time weight 0.29
Total time Official results
Rating 1466.1
K-factor 32
Average opponent rating 1196.5
Performance 1621.5
Expected score 4.03
Score - Expected score 0.97
Rating change 9.0
Rating 1499.1
K-factor 32
Average opponent rating 1237.5
Performance 1662.5
Expected score 3.98
Score - Expected score 1.02
Rating change 32.6
Games 5
Score 5.0
% 100.0
Dp 425
Wins 5
Draws 0
Losses 0
Final position 0
Shared position 0
Opponents
#DateOpponentFedMain RatingType RatingsColResMainWeTypeWeMain+/-Type+/-
5 2023/03/04 Arendorff, F (Franklin) WCW 1185.5 1262.4 B 1 0.78 0.73 2.1 8.6
4 2023/03/04 Robertson, M (Marvin) WCW 1278.2 1352.0 W 1 0.76 0.71 2.3 9.3
3 2023/03/04 Mvundura, I (Israela) WCW 1226.6 1267.2 B 1 0.74 0.73 2.5 8.6
2 2023/03/04 Booysen, J (Jamal) WCU 1092.0 1105.7 W 1 0.98 1.00 0.2 0.0
1 2023/03/04 Thomas, C (Charlie) WCW 1200.0 1200.0 B 1 0.77 0.81 2.2 6.1