Player Tournament Analysis

Li, Z (Zhengfei)
Dob: 2009/11/01 (U16)
Gender: Male
Chess SA id: 1090099818
FIDE id:
Region: Johannesburg Metro (GJM)
Citizen: RSA
Title(s):
Tournament and Raing
Tournament 2023 South African Junior Closed Chess Championships (U14 Open)
Tournament id 20230680
Rating type Standard
Start 2023/03/31
End 2023/04/04
Rounds 9
Total time 120
Time weight 1.00
Total time Official results
Rating 1641.3
K-factor 32
Average opponent rating 1525.5
Performance 1856.0
Expected score 5.76
Score - Expected score 2.24
Rating change 71.7
Rating 1627.2
K-factor 32
Average opponent rating 1520.1
Performance 1850.7
Expected score 5.66
Score - Expected score 2.34
Rating change 74.9
Games 9
Score 8.0
% 88.9
Dp 330,555555555555
Wins 7
Draws 2
Losses 0
Final position 0
Shared position 0
Opponents
#DateOpponentFedMain RatingType RatingsColResMainWeTypeWeMain+/-Type+/-
9 2023/04/04 Jones, E (Edward) GJM 1469.3 1457.9 W 1 0.74 0.74 8.3 8.3
8 2023/04/03 Weng, Y (Yu Bo (David)) GJM 1543.9 1521.1 B 1 0.57 0.58 13.8 13.4
7 2023/04/03 Sathish, A (Abinavah) GTP 1764.7 1783.6 W ½ 0.40 0.36 3.2 4.5
6 2023/04/02 Yang, A (Alex) GTP 1629.4 1626.3 W 1 0.56 0.54 14.1 14.7
5 2023/04/02 Kutchoukov, I (Ivan) GTP 1392.6 1386.6 B 1 0.75 0.74 8.0 8.3
4 2023/04/01 Boheim, E (Eugene) NBR 1471.3 1462.2 B ½ 0.66 0.65 -5.1 -4.8
3 2023/04/01 Gounder, A (Arun) GTP 1428.8 1415.3 W 1 0.79 0.79 6.7 6.7
2 2023/03/31 Byliefeldt, L (Leroux) NBR 1546.2 1554.5 B 1 0.57 0.54 13.8 14.7
1 2023/03/31 Cressey, RJ (Ryelee Jordan) EBC 1483.0 1473.6 W 1 0.73 0.72 8.6 9.0