Chess South Africa
Last updated:
Player Tournament Analysis
Home
Chess South Africa
Petersen, JD (John-Wayne)
Dob:
2006/02/13 (U20)
Gender:
Male
Chess SA id:
106065429
FIDE id:
Region:
Eden (WEG)
Citizen:
RSA
Title(s):
Tournament and Raing
Tournament
Main rating
Standard rating
General
Tournament
Western Cape Schools Chess 2022 (U18 Boys)
Tournament id
20220802
Rating type
Standard
Start
2022/05/07
End
2022/05/08
Rounds
6
Total time
65
Time weight
0.85
Total time
Official results
Rating
1453.0
K-factor
36
Average opponent rating
1384.7
Performance
1526.3
Expected score
3.48
Score - Expected score
0.52
Rating change
15.9
Rating
1447.2
K-factor
36
Average opponent rating
1364.3
Performance
1506.0
Expected score
3.58
Score - Expected score
0.42
Rating change
15.1
Games
6
Score
4.0
%
66.7
Dp
141,666666666667
Wins
4
Draws
0
Losses
2
Final position
17
Shared position
10
Opponents
#
Date
Opponent
Fed
Main Rating
Type Ratings
Col
Res
MainWe
TypeWe
Main+/-
Type+/-
6
2022/05/08
Kariem, S (Shakir)
WCU
1416.4
1397.4
B
1
0.50
0.52
14.4
17.3
5
2022/05/08
Steyn, A (Aidan)
WCW
1497.8
1474.2
W
0
0.49
0.51
-14.1
-18.4
4
2022/05/07
Mchontsi, A (Ayabonga)
WCT
1458.8
1409.1
B
1
0.45
0.50
15.8
18.0
3
2022/05/07
Du Toit, J (Jaywin)
WOS
1253.2
1250.9
W
1
0.77
0.77
6.6
8.3
2
2022/05/07
Lielieveld, F (Franco)
WCW
1546.5
1533.7
B
0
0.35
0.36
-10.1
-13.0
1
2022/05/07
Maarman, E (Elverno)
WCU
1135.3
1120.4
W
1
0.91
0.92
2.6
2.9