Player Tournament Analysis

Pretorius, JB (Johnny)
Dob: 2007/02/14 (U18)
Gender: Male
Chess SA id: 107057155
FIDE id:
Region: West Coast (WCU)
Citizen: RSA
Title(s):
Tournament and Raing
Tournament Olifantsrivier CC 2021 (Invitational)
Tournament id 20210027
Rating type Rapid
Start 2021/03/27
End 2021/03/27
Rounds 7
Total time 25
Time weight 0.54
Total time Official results
Rating 1240.3
K-factor 40
Average opponent rating 1243.8
Performance 1183.1
Expected score 3.43
Score - Expected score -0.43
Rating change -9.3
Rating 843.2
K-factor 40
Average opponent rating 1153.8
Performance 1093.1
Expected score 0.93
Score - Expected score 2.07
Rating change 82.8
Games 7
Score 3.0
% 42.9
Dp -60,7142857142857
Wins 3
Draws 0
Losses 4
Final position 13
Shared position 11
Opponents
#DateOpponentFedMain RatingType RatingsColResMainWeTypeWeMain+/-Type+/-
7 2021/03/27 Wildschut, B (Bradley) WCU 1121.4 1150.4 B 0 0.60 0.10 -12.0 -4.0
6 2021/03/27 Booysen, J (Jenilo) WCU 1390.4 1281.4 W 0 0.37 0.03 -7.4 -1.2
5 2021/03/27 Huisamen, A (Albertus) WCU 1226.9 1184.5 B 1 0.47 0.06 10.6 37.6
4 2021/03/27 Spamer, JH (Jan-Hendre) WCU 1035.1 908.6 B 0 0.70 0.38 -14.0 -15.2
3 2021/03/27 Meyer, H (Harold) WCU 1179.5 1200.0 W 1 0.61 0.13 7.8 34.8
2 2021/03/27 Drennen, L (Liam) WCU 1217.6 1224.9 B 1 0.48 0.01 10.4 39.6
1 2021/03/27 Maletta, L (Legene) WCU 1535.6 1126.6 W 0 0.20 0.21 -4.0 -8.4