Player Tournament Analysis

Gretffrath, S (Sonja)
Dob: 2010/01/30 (U16)
Gender: Female
Chess SA id: 2100149930
FIDE id:
Region: Eden (WEG)
Citizen: RSA
Title(s):
Tournament and Raing
Tournament George Chess Trials 2 2023 (U13 Girls)
Tournament id 20230286
Rating type Standard
Start 2023/02/11
End 2023/02/11
Rounds 5
Total time 60
Time weight 0.83
Total time Official results
Rating 1241.2
K-factor 40
Average opponent rating 1244.9
Performance 1159.9
Expected score 2.52
Score - Expected score -0.52
Rating change -17.3
Rating 1248.4
K-factor 40
Average opponent rating 1239.4
Performance 1154.4
Expected score 2.59
Score - Expected score -0.59
Rating change -23.6
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 2023/02/11 Douglas, C (Caitlin) WEG 1390.4 1367.6 W 0 0.37 0.40 -11.8 -16.0
4 2023/02/11 Wolvaardt, L (Liliana) WEG 1182.5 1200.0 B 1 0.53 0.51 15.0 19.6
3 2023/02/11 Norgarb, C (Caitlyn) WEG 1200.0 1200.0 W 1 0.59 0.60 13.1 16.0
2 2023/02/11 Muza, M (Meloge) WEG 1193.4 1191.2 B 0 0.51 0.52 -16.3 -20.8
1 2023/02/11 Gouws, G (Garlan) WEG 1258.2 1238.3 W 0 0.52 0.55 -16.6 -22.0