Player Tournament Analysis

Sierra, O (Oliver)
Dob: 2008/12/11 (U18)
Gender: Male
Chess SA id: 1080311914
FIDE id:
Region: Johannesburg Metro (GJM)
Citizen: RSA
Title(s):
Tournament and Raing
Tournament Wits Young Kudu 2024 (Secondary School)
Tournament id 20242676
Rating type Rapid
Start 2024/09/14
End 2024/09/14
Rounds 5
Total time 30
Time weight 0.60
Total time Official results
Rating 1200.0
K-factor 40
Average opponent rating 1285.9
Performance 1285.9
Expected score 1.59
Score - Expected score 0.41
Rating change 9.9
Rating 1200.0
K-factor 40
Average opponent rating 1219.6
Performance 1219.6
Expected score 1.91
Score - Expected score 0.09
Rating change 3.6
Games 4
Score 2.0
% 50.0
Dp 0
Wins 2
Draws 0
Losses 2
Final position 28
Shared position 27
Opponents
#DateOpponentFedMain RatingType RatingsColResMainWeTypeWeMain+/-Type+/-
5 2024/09/14 Chan-Henry, S (Sophie) GE 1239.5 1221.6 B 1 0.41 0.43 14.2 22.8
4 2024/09/14 0.0 0.0 X 0.00 0.00
3 2024/09/14 Lake, E (Ethan) GE 1474.2 1256.9 W 0 0.22 0.48 -5.3 -19.2
2 2024/09/14 Alemayehu, A (Abigail) GJM 1200.0 1200.0 W 1 0.54 0.54 11.0 18.4
1 2024/09/14 Fritz, W (Wayde) GWR 1229.9 1200.0 B 0 0.42 0.46 -10.1 -18.4