Player Tournament Analysis

Roos, J (Jacobus)
Dob: 2009/08/19 (U16)
Gender: Male
Chess SA id: 1090149218
FIDE id:
Region: West Rand (GWR)
Citizen: RSA
Title(s):
Tournament and Raing
Tournament 2023 West Rand Open (Rooks)
Tournament id 20230152
Rating type Standard
Start 2023/02/04
End 2023/02/04
Rounds 5
Total time 60
Time weight 0.83
Total time Official results
Rating 1200.0
K-factor 40
Average opponent rating 1077.6
Performance 822.6
Expected score 3.00
Score - Expected score -2.00
Rating change -66.4
Rating 1200.0
K-factor 40
Average opponent rating 1081.0
Performance 826.0
Expected score 3.00
Score - Expected score -2.00
Rating change -80.0
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 2023/02/04 Khambani, K (Khumo) GWR 1215.9 1218.0 B 0 0.44 0.44 -14.1 -17.6
4 2023/02/04 Konopi, K (Keaobaka) GWR 1200.0 1200.0 W 1 0.54 0.54 14.7 18.4
3 2023/02/04 Mazibuko, M (Mduduzi) GWR 1200.0 1200.0 W 0 0.54 0.54 -17.3 -21.6
2 2023/02/04 Collins, JP (Johannes) GWR 593.6 608.8 B 0 0.99 0.99 -31.7 -39.6
1 2023/02/04 Moabi, O (Olerato) GWR 1178.4 1178.4 B 0 0.48 0.48 -15.4 -19.2