Player Tournament Analysis

Koopman, J (Juan)
Dob: 2012/07/20 (U14)
Gender: Male
Chess SA id: 1120153772
FIDE id:
Region: West Coast (WCU)
Citizen: RSA
Title(s):
Tournament and Raing
Tournament Lower West Coast Primary Schools Prestige Championships 2023 (U11 Boys)
Tournament id 20230579
Rating type Rapid
Start 2023/03/04
End 2023/03/04
Rounds 5
Total time 30
Time weight 0.60
Total time Official results
Rating 1200.0
K-factor 40
Average opponent rating 1205.6
Performance 950.6
Expected score 2.51
Score - Expected score -1.51
Rating change -36.2
Rating 1200.0
K-factor 40
Average opponent rating 1210.3
Performance 955.3
Expected score 2.48
Score - Expected score -1.48
Rating change -59.2
Games 5
Score 1.0
% 20.0
Dp -255
Wins 1
Draws 0
Losses 4
Final position 0
Shared position 0
Opponents
#DateOpponentFedMain RatingType RatingsColResMainWeTypeWeMain+/-Type+/-
5 2023/03/04 Chipoka, S (Sasha) WCU 1200.0 1200.0 W 1 0.54 0.54 11.0 18.4
4 2023/03/04 April, V (Virgil) WCU 1200.0 1200.0 B 0 0.46 0.46 -11.0 -18.4
3 2023/03/04 Kallaway, A (Ashton) WCU 1200.0 1200.0 W 0 0.54 0.54 -13.0 -21.6
2 2023/03/04 Clarens, J (John-Dee) WCU 1200.0 1200.0 W 0 0.54 0.54 -13.0 -21.6
1 2023/03/04 Vaaltyn, A (Ash-Jade) WCU 1227.8 1251.7 B 0 0.43 0.40 -10.3 -16.0