Player Tournament Analysis

Jonker, J (Jaen-Pierre)
Dob: 2007/04/14 (U18)
Gender: Male
Chess SA id: 107065190
FIDE id:
Region: Sedibeng (GSV)
Citizen: RSA
Title(s):
Tournament and Raing
Tournament VaalPark Primary Open Chess 2023 (A)
Tournament id 20231228
Rating type Rapid
Start 2023/06/16
End 2023/06/16
Rounds 5
Total time 45
Time weight 0.74
Total time Official results
Rating 1314.1
K-factor 40
Average opponent rating 1365.6
Performance 1153.1
Expected score 1.76
Score - Expected score -0.76
Rating change -22.5
Rating 764.0
K-factor 40
Average opponent rating 1217.3
Performance 1004.8
Expected score 0.54
Score - Expected score 0.46
Rating change 18.4
Games 4
Score 1.0
% 25.0
Dp -212,5
Wins 1
Draws 0
Losses 3
Final position 0
Shared position 0
Opponents
#DateOpponentFedMain RatingType RatingsColResMainWeTypeWeMain+/-Type+/-
5 2023/06/16 Van Den Berg, BJ (Barend) GSV 1358.7 1358.7 B 0 0.41 0.00 -11.5 0.0
4 2023/06/16 0.0 0.0 Y 1 0.00 0.00
3 2023/06/16 Mofokeng, L (Linka) GSV 1200.0 1200.0 W 0 0.67 0.03 -18.8 -1.2
2 2023/06/16 Visser, TM (Tracy) GSV 1345.4 729.6 B 1 0.42 0.50 16.2 20.0
1 2023/06/16 Theron, A (Andre) GSV 1558.3 1581.0 W 0 0.26 0.01 -7.3 -0.4